Connectivity. 08 MB. I loaded up the 4 RAM slots with 128GB (4x32gb of 2400mhz), updated the bios to the latest version available, 0. Operating System Driver Support: Windows Vista 32-bit SP1, Windows Vista x64 SP1, Windows XP 32 bit professional, Windows XP x64 . 5-inch high defination bay for high speed solid state drives. 8 fps: Min Avg Max; 21. Bluetooth, Wi-Fi. 2 Technology. 0. Pour en savoir plus sur les configurations mémoire prises en charge par la station de travail HP Z640, veuillez vous reporter à la section Caractéristiques système - Carte mère de ce document. Each processor supports up to 4 channels of DDR4 memory. Model: HP Z640. 5” Bays 13. Popular items in this category. HP Z640 Tower Server ;. Compatible Components (from 1,418 PCs) Popular components found in the HP Z640 Workstation. For details on the supported memory configurations on the HP Z440 Workstation, please refer to the System Technical Specifications - System Board section of this document. from elsewhere will work fine in the Z440 assuming you are choosing properly. 11 Thunderbolt GPIO 25 CPU0 auxiliary cooler 40 ME/AMT Flash override. Graphics Card Cooling Fan (J9P80AA) EVGA NVIDIA GTX1070 8GB SC Graphics Card. 99. Find many great new & used options and get the best deals for HP Z640 Powerful Workstation: 2x Xeon 18-Core/3. Get HP Workstation Z620 memory upgrades and get ️ Lifetime warranty Great savings Factory original memory just like HP does @Memory. 5” Bays 13. The Z640 925W. HP. 4GHz, 64GB PC4-2133 RAM, 256GB SSD, 2TB HDD, Quadro K4000. HP Z840 Bios Update and Processor Install. Yes No. ONLY registered and. Quantity. HP has installed 64GB of 2,133MHz DIMMs. HP Z8 Rack Rail Upgrade Kit. Integrated 4-channel memory controller. 16GB DDR4-2133 ECC Registered RAM. For 3D graphics, the HP Z640 is well equipped for high-end CAD with a single Nvidia Quadro. 0 충전 포트 (1) 2 광학 드라이브 6 usb 3. 32GB DDR4-2133 ECC Load Reduced (LR) RAM. 1. Product specifications. 2 cooling solutions, typically heatsinks and thermal. Maximum internal memory supported by processor. 2. These are located in the lower right corner of the chassis as you face it. All of our servers are refurbished to a very high standard. The HP Z640 Workstations includes a 2 port, 6 GB/s Intel® SATA RAID controller. HP Z640. note: For details on the supported memory configurations on the HP Z440 Workstation, please refer to the System Technical Specifications - System Board section of this document. $1,899. Each processor supports up to 4 channels of DDR4 memory. Backed by a lifetime warranty Kingston memory is an excellent choice if you are looking to upgrade. HP Workstations - CRU Dataport DX115 kit installation. 128 GB. note: For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System Technical Specifications - System Board section of this document. Each processor supports up to 4 channels of DDR4 memory. With up to 8 memory DIMMs, up to 4 internal hard drives, optional Thunderbolt™ 2,[4] and the HP Z Turbo Drive, you get storage, performance, and the freedom to create. Maximize YourIT lifecycle. HP Z640 - Free download as PDF File (. Type in “Regedit” and then hit Enter. The HP Z640 Workstation has all the base components to be converted in to a high end gaming computer. If a 2400 MT/s capable CPU is used in the system, the maximum speed the memory runs at is 2400 MT/s, regardless of the specified speed of the memory. When I used 8GB or 16GB DDR4 memory: 4x 8GB 1Rx4 PC4-2400T-R or 4x 16GB 2Rx4 PC4-2133P-R. HP Z640 Tower Server - 2X Intel Xeon E5-2690 V3 2. Software and Drivers Diagnostics Contact Us Business Support My HP Account HP Z8 G4 Workstation Product Specifications Product image Processors Graphics Displays. It looks like HP is no longer producing it. . Memory for HP Z640 Rackable Minitower Workstation Computer, Upgrade Z640 Rackable Minitower Workstation Memory with 100% compatible Z640 Rackable Minitower Workstation HP RAM modules from memorystock. The HP Z640 supports 1 types of SSDs: SATA SSDs, which can range from sizes 60GB to 7. Each processor supports up to 4 channels of DDR4 memory. ": -Observe if CPU fan (s) are plugged in, if yes, call HP support. Systems covered in this document include the HP ZBook G7, G8, G9 and G10. RAM Memory Maximum Size: 16 GB: See more. The best STM performance in the z640 is the E5-1680 v4 8-core at 2202, but those are quite expensive used: the two current listings are $1,400 and $1,500. Report. 925W, 90% Efficient Power Supply 16. 8. I'm not an HP employee. Storage Type. Maximum internal memory supported by processor. Shop today!. 16GB DDR4-2133 ECC Registered RAM. 7680 x 4320: @60 Hz 7680 x 4320. 7. 4 DDR3 memory slots. Get HP Workstation Z600 memory upgrades and get ️ Lifetime warranty Great savings Factory original memory just like HP does @Memory. 6GHz 12 Core - 64GB DDR4 RAM - LSI 9217 4i4e SAS SATA Raid Card - 1. 16GB DDR4-2133 ECC Registered RAM. Product: HP Z640 Workstation. Get the best deals on HP Z640 Towers and find everything you'll need to improve your home office setup at eBay. 0 Gb/s SATA 6. When connecting multiple displays, HP recommends the use of a docking station. Windows 10 has a minimum memory requirement of 1 GB RAM (32-bit) or 2 GB RAM (64-bit). If an 1866MHz capable CPU is used in the system, the maximum speed the memory will run at is 1866MHz, regardless of the specified speed of the memory. 720 Go (max) Jusqu'à 4 disques SSD SATA 6 Gb/s 2,5 pouces Samsung Enterprise : 240, 480 Go ; 1,9 To (max) Les troisième et quatrième disques SSD seront automatiquement installés. 32 GB. Enter model or choose from the list below. From your description it seem you did everything correct. Connector: RJ45. Use the arrows to highlight Advanced>Power-On Options, and then press Enter. 5” Bays 13. 32GB DDR4-2133 ECC Load Reduced (LR) RAM. 1 PCIe x8 Gen 3, 1 PCIe x1 Gen 2, 1 PCIe x4 Gen 2, 1 PCI Slot 11. Three-Step Upgrade Selector. HP Workstation Z640: Total Memory Slots: 8: Maximum Memory: 256GB: Memory. 4GHz 16GB RAM 500GB SSD Mini Desktop Computer. For details on the supported memory configurations on the HP Z440 Workstation, please refer to the System Technical Specifications - System Board section of this document. The types of memory supported on a HP Z620 are: • 2 GB and 4 GB PC3-12800E 1600MHz DDR3 Unbuffered ECC DIMMs • 4 GB and 8 GB PC3-12800R 1600MHz DDR3. rear clearance of 0. QuickSpecs HP Z640 Workstation Overview c04400040 t DA s 15080 Worldwide t Version 6 t April 1, 2015 Page 6 System Weight Actual weight depends upon configuration. 4 DIMM Slots for DDR4 ECC Registered Memory 8. Quadro 4200 4GB. More speed with little fuss: Installing and testing RAM modulesWorkstation z Z640. Generally, maximum memory performance is achieved by evenly distributing total desired memory capacity across all operational channels. Enter your serial number to check your warranty status. To realize full performance at least one DIMM must be inserted into each channel. 2 enable/ Secure Boot enable /. In the z620 BIOS, this is a series of astericks that advance the fan curve. 6GTs Processor | 3. The HP Z640 Workstation featuring Windows 8. Shop HP Victus 15. The PCB is blue in color and has two Optane NAND packs on one side (covered by a sticker with product information on it), and is blank on the other side. Level 10. $ 337. Memory Speed Supported. NET! 🇺🇸. I can set the speed to maximum in bios, so PWM works. ONLY registered and. 0. Memory expansion slots. 4 GHz), 16GB DDR4,. Contact Cloud Ninjas today to help compare your options. Windows 11 Pro or other operating systemsSupport two next generation Intel® Xeon® processors for up to 56 total processor cores in one systemNVIDIA® RTX™ A6000 and other dedicated graphics options availableRun 3D simulations and edit 8K video in real time. 5 · 1. Memory: Integrated Dual 48K configurable transmit receive FIFO Buffers. . or Best Offer. The photo is below. Some eBay and Amazon sellers present it as fitting both the Z440 and the Z640 but I've never seen one in. 7: MRender 22. HP Workstation Quick Reference Card. Maximum RAM Capacity. 8. Max Size in GB: 256GB. Max 256GB) DDR4 RDIMM: Hard Disk. The HP Z640 is a desktop computer that comes with a single installed processor. ONLY registered and. About your HP Z640 Workstation Memory Storage Upgrade advice Your computer's memory capability: Slots: 8 Max DDR4 LRDIMM: 256GB Max Registered DDR4. Unbuffered, non-registered DIMM memory modules have no buffer/register component between the DRAM modules and the motherboard memory controller. If an 1866MHz capable CPU is used in the system, the maximum speed the memory will run at is 1866MHz, regardless of the specified speed of the memory. 1 motherboard only supports Xeon v1 CPU's, which have ram clock speeds up to 1600MHz. Other modules may work. are specially made for multitasking. Operating System: Microsoft Windows 10 (64-bit) CPU s in our HP Z640 Workstation are overheating. I have confirmed this is indeed the case against another Z820 running correctly. HP Z840 256GB of Memory/Ram Install. note: For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System. 4 watching. HP. Clear the Side Panel Door. For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System Technical Specifications - System Board section of this document. Maximum Memory: 192GB: Memory. About your HP Z640 Workstation Memory Storage Upgrade advice Your computer's memory capability: Slots: 8 Max DDR4 LRDIMM: 256GB Max Registered DDR4 SDRAM: 128GB Compatible RAM All compatible upgrades DRAM Internal SSD External SSD Filter Compatible memory for: HP Z640 Workstation Micron 16GB DDR4-3200 RDIMM 2Rx8 CL22 MTA18ASF2G72PDZ-3G2R HPE Z640 Workstation Memory Specs. KingstonMemoryShop stocks DDR4 8GB, 16GB, 32GB and 64GB memory upgrades for your HP Z640 [Workstation] Desktop to boost performance and capacity. 1 REPLY. note: For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System Technical Specifications - System Board section of this document. 25” Bays 12. Start tapping the Esc key BEFORE starting the PC and then press the start button. The Z440, Z640 and Z840 will replace the old Z420, Z620 and Z820 when they ship later this year. xmp is a non official method to overclock ram, as such it is not supported by HP on servers/workstations where stability is paramount. 99. T4P01UT#ABA — HP Workstation Z640 - MT - 4U - 1 x Xeon E5-2630V4 / 2. 02-16-2020 08:48 AM - edited 02-16-2020 09:00 AM. 1 GHz),. HP 8GB 2400MHz DDR4 ECC Memory - Specifications. For more details see the Intel® Turbo Boost Max Technology 3. 16GB DDR4-2133 ECC Registered RAM. 4 DIMM Slots for DDR4 ECC Registered Memory 8. 2,4 TB. With a bunk front fan on my z820, everything still runs relatively cool at maybe a max of ~55C (2 CPUs, 3 GPUs, 16 sticks of RAM) according to. Please help me problem nvme. 2 CPU and Memory Riser Module with 4 DIMM slots 9. DIMM Support: 4GB to 32GB. 99. Each processor supports up to 4 channels of DDR4 memory. All. Updated across the board. Each processor supports up to 4 channels of DDR4 memory. com. Get HP Workstation Z640 memory upgrades and get ️ Lifetime warranty Great savings Factory original memory just like HP does @Memory. EVGA NVIDIA GTX1080 TI 11GB SC2 ICX Technology Graphics Card. SSD (Solid State Drive) Processor. 22 MB. These are located in the lower right corner of the chassis as you face it. 0 lbs. 60GHz Intel Xeon E5-1650 v4 32GB RAM No HDD. HP Z640/Z840/Z8G4 Rail Rack Kit. United States. Thank you everyone. HP Z640 E5-1650v3 6C/12T 3. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for HP - Compaq HP Z640 Workstation. Corsair Dominator Platinum RGB 32GB (2 x 16GB) DDR5 6200MHz Desktop. 6 6Gb/s SATA Ports nd14. United States; United Kingdom. 94. For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System Technical Specifications - System Board section of this document. Memory technology The HP Z640 Workstation introduces support for DDR4 2133 MHz Registered DIMMs. $120. Each processor supports up to 4 channels of DDR4 memory. Moreover, the HP Z640 supports up to 8 memory DIMMs with a maximum 256GB of DDR4 RAM, and can be equipped with two next generation Intel Xeon processors for up to 44 total processor cores in one system. The Z640 includes a stock 925W Power Supply, that is ideal for high end GPU upgrades. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for HP - Compaq HP Z640 Workstation. Refurbished HP Z640 Mid-Tower Workstation - 1x Intel Xeon E5-2683 v3 2. New member. The HP Z6 G4 is the successor to the HP Z640 personal workstation. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for HP - Compaq HP Z640 Workstation - FREE US Delivery. HP Z800 manual 304 pages. I am planning on upgrading my Z620 Workstation ( LJ450AV) for an increase in processing capacity (for media transcoding, virtualization, various server roles). Specs HP Z640 Tower Intel® Xeon® E5 v4 E5-2620V4 32 GB DDR4-SDRAM 512 GB SSD AMD FirePro W2100 Windows 10 Pro Workstation Black M7A12UP PCs/Workstations 2 x Intel® Xeon® E5-2620 v4 (2. 54 TBTry this way of getting into the BIOS while using the PS/2 keyboard. Product: Z640. Main System Board: 24 x 31 cm. Integrated PCI and PCI-Express 3. This section identifies and describes computer expansion card slots, and presents card configuration information. 768 GBBuy HP Z640 Workstation DDR4 RAM Memory upgrades. Product: Z640. 7: 23. 4GHz 8 Core - 32GB DDR4 RAM - LSI 9217 4i4e SAS SATA Raid Card - 2TB (2X New 1TB SSD Enterprise) - NVIDIA GEFORCE GTX 1660 6GB - Windows 10 PRO (used) at Walmart. 0GHz > CPU = 1422 0 and STM = 2177 . Not long after I posted, the BIOS was corrupted by an automatic update from 2. 🙂 The modules I used are the following: hp 712384-081. DIMM Support: 4GB to 32GB. @60 Hz. The Z640 includes a stock 925W Power Supply, that is ideal for high end GPU upgrades. 0, USB 3. Memory Configuration: 1TB Max (8 x 128GB LRDIMM) 512GB Max (8 x 64GB RDIMM) Installed Memory: The highest Passmark result for CPU performance in the z640 is 24576 using a pair of E5-2667 v3 8-cores. Operating System: Microsoft Windows 7 (64-bit) Hello, I am thinking to upgrade the ram for current workstation Z640. Find ‘ClearPageFileAtShutDown’ and change its value to 1. Call Or WhatsApp For. 1 ACCEPTED SOLUTION. This particular memory is one step slower than the ZX40 family can run at max memory speed, assuming your processor (s) can support the fastest memory. Check in BIOS/setup the Advanced > Thermals settings. HP Workstation Z640. . 106x. Versatility redefined. Sprout by HP; Business PCs, Workstations and Point of Sale Systems; Desktop Wireless and Networking; Desktop Knowledge Base; GamingThe Intel Optane Memory SSD looks no different than any other M. 9 ns. Heatsink (s) * (Max 2) Each processor requires a Heatsink and they are automatically added to your configuration if needed for your processor selection. Model Specifications 151,166 HP Upgrades Supplied. uk. I had 64GB in my Z420 - this was a 2013 bootblock / 'v2' machine and I was running 8x8GB 1866Mhz DDR3 ECC Registered modules. 2nd CPU and Memory Riser Module with 4 DIMM slots 9. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for HP - Compaq HP Z2 G5 Tower Workstation - FREE US Delivery. my hp z640 - single cpu e5 2620 v4 - Ram 8x4=32G - vga m2000. My hp z640 use ssd sata crucial , fan rear run normal, quiet. Model: Z640; Processors Installed: 0; Memory Installed: 0; Max Memory Capacity: 265GBFor details on the supported memory configurations on the HP Z440 Workstation, please refer to the System Technical Specifications - System Board section of this document. Operating System Driver Support: Windows Vista 32-bit SP1, Windows Vista x64 SP1, Windows XP 32 bit professional, Windows XP x64 . sometimes a faster 8-core can accomplish more clock cycles per unit time (IPC) than two of a slower CPU. 2 GHz - vPro - RAM 16 GB - SSD 512 GB - HP Z Turbo Drive - DVD SuperMulti - no graphics - GigE - Win 7 Pro 64-bit (includes Win 10 Pro 64-bit License) - monitor: none - keyboard: US - Smart BuyOperating System Driver Support: Windows Vista 32-bit SP1, Windows Vista x64 SP1, Windows XP 32 bit professional, Windows XP x64 . Each processor supports up to 4 channels of DDR4 memory. NEW | HP Workstation Z640 2x Xeon E5-2623V4 32GB Ram 256GB Dual SSD K420 Win10PrCrucial Memory and SSD upgrades - 100% Compatibility Guaranteed for HP - Compaq HP Z640 Workstation. Configure. Max Size in GB: 256GB. HP Z640 configurations are available with low-halogen materials. Intel Core E5-2630V3. It's possible run 1866 RAM, but as version 1 CPU's and the memory controller support a maximum of 1600, 1866 RAM will. Max Memory: 32Gb: Graphics: NVIDIA Quadro M6000 12Gb: Optical: no: Webcam: Nil: Video OutPut: 4x DP 1. - SkillBench (space shooter). Product description. CD-ROM:. If an 1866MHz capable CPU is used in the system, the maximum speed the memory will run at is 1866MHz, regardless of the specified speed of the memory. HP Z240 SFF manual 60 pages. ) Typical configuration: 17. 0. Each processor supports up to 4 channels of DDR4 memory. The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. 256GB. Operating System: Microsoft Windows 10 (64-bit) Recently purchased the following: HP Z640 Workstation E5-2620 V3 2. 100 Desktop; 1000 Series Notebook; 1005; 100B; 110 Desktop;. Restart the. Optional vPro® supportOptional NVIDIA® RTX™ GPU15. (CM Evo212 are too tall for this case). The HP Z640 Workstation maximizes your power while protecting your pocketbook with the dual Intel® Xeon® processor configuration. 00. The HP Z640 also supports DDR4 memory and NVME. 16GB DDR4-2133 ECC Registered RAM. Check that the setting is the lowest- one asterick. For details on the supported memory configurations on the HP Z840 Workstation, please refer to the System Technical Specifications - System Board section of this document. 96GB (12x8GB) DDR4 PC4-2133P PC4-17000 ECC Registered Server Memory Upgrade Kit - HP. HP Z440, Z640, and Z840 Workstation Series - Maintenance and Service Guide. Yes, you can upgrade to 64GB RAM. "512-Rear. 1 Hardware overview This chapter presents an overview of workstation hardware components. For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System Technical Specifications - System Board section of this document. 2. Each processor supports up to 4 channels of DDR4 memory. 99. 7680 x 4320. The CPUs determine the speed at which the memory is clocked. No Xeon E5-4669 v4 showed up at all. PC Server and Parts Store Visit Store. 6 Month replacement warranty. 128 GB. 2 motherboard. 16GB DDR4-2133 ECC Registered RAM. About this item . But it is not. 0. SSD 512GB 2. These three workstations, the Z440, Z640, and Z840, will. 06-29-2022 09:34 AM. The speed that the memory runs is determined by the processors and is limited to 2133 MHz for the Haswell processor generation. The system will not operate properly if you install unsupported DIMMs. Than. If an 1866MHz capable CPU is used in the system, the maximum speed the memory will run at is 1866MHz, regardless of the specified speed of the memory. Read more. 00. One can look up the "HP Z440 Memory Cooling Solution" (option part number J2R52AA) having part number 748799-001. DDR4-3200MT/s • 8GB Module Capacity • 8Gb Die Density • RDIMM • 1 Rank x 8 • PC4-25600 • CL=22 • Ext Timing 22-22-22 • 1. $149. Select a Type. HP Z640 Workstation desktop that includes the motherboard, heat sink and fan assembly and the 925 watt power supply. DIMM configurations, again keeping the total memory capacity equivalent. 99/Unit) Unit price: £129. 6 6Gb/s SATA Ports nd14. EVGA NVIDIA GTX1070TI 8GB Graphics Card. your selection from the Related Links. Example: if a 1067MHz capable CPU is included in the system, the maximum speed the memory will run at is 1067MHz regardless of the specified speed of the memory. 6GHz 12-Cores 32GB DDR4 Quadro K600 1TB SSD Windows 10 Pro. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for HP - Compaq HP Z640 Workstation. The type are: Memory Type Supported DDR4, RDIMM (Registered), ECC: 4GB, 8GB and 16GB DDR4, LRDIMM (Load Reduced), ECC: 32GB - 6286371. FHD, WUXGA, or WQUXGA. Designed for simpler IT management, the Z6 G5 desktop workstation is built for longevity with a 3 year lifecycle—longer than entry workstations. 1. Buy Kingston HP Z440 [Workstation] Desktop Memory RAM & SSD upgrades. . HP Z640 Tower Server ;. 16GB DDR4-2133 ECC Registered RAM. ONLY registered and. 100 Desktop; 1000 Series Notebook; 1005; 100B; 110 Desktop; 120 Desktop;. 31 MB. To accomplish that means filling all slots with the maximum capacity 8GB modules. 92 Sale. Popular items in this category. NET! 🇺🇸. KingstonMemoryShop stocks DDR4 8GB, 16GB, 32GB and 64GB memory upgrades for your HP Z640 [Workstation] Desktop to boost performance and capacity. Microarchitecture improvements. Controller: Intel WG82574L Gigabit Ethernet Controller. HP. 4GB DDR4-2133 ECC Registered RAM. The E5- v4 series provides the possibility of an zX40 system having 2X E5-2696 v4 will have 44-cores with a top Passmark CPU score = 35698. Report back with the results. To accept the new setting, press F10. Capabilities: 4 DIMM slots, up to 128 GB, (Optional Extra 4x DIMM slots with CPU riser - Max 256GB) DDR4 RDIMM. DDR4-2400 MHz is backwards compatible with 2133 MHz platforms. This time they have 32Gb Ram. 0, USB 2. ADD + 16GB MEMORY/RAM To Any HP Workstation LINKED BELOW+ 64GB MEMORY/RAM To Any HP Workstation LINKED. ONLY registered and. 99. View the HP Z640 manual for free or ask your question to other HP Z640 owners. HP Z640 manual 132 pages. 1 lbs. HP Z840 Gaming Computer + Game FPS Testing. Ryan4780, Both the originally supplied module and the purchased identically designated 16GB worked only in Slot 1. Level 1. However, DDR4-2400 MHz runs at 2133 MHz if platform chipset. (0 Reviews) $49. Product: HP Workstation Z640. 19,689. Manuals. I was able to run at max ram speeds of 1333 since that is the max my processor (E5-2630L) can do. Enter your serial number to check your warranty status. 2 SSD InstallIn this video, we will teach you the proper way to install memory into your HP Z640 Workstation. For details on the supported memory configurations on the HP Z640 Workstation, please refer to the System Technical Specifications - System Board section of this document. That includes helping you reach your maximum potential with memory options that provide 8GB all the way to 32GB of SDRAM. AU $450. Maximum Memory: 256GB: Maximum Memory Per Slot: 32GB ECC RDIMMs: Number Of Memory Sockets: 8: Device Specifications; Make & Model: HP Z440 [Workstation] Device Type:For details on the supported memory configurations on the HP Z840 Workstation, please refer to the System Technical Specifications - System Board section of this document. HP Business PCs - HP Client Security Manager and Windows 11 compatibility. Specs HP Z640 Tower Intel Xeon E5 v3 E5-2620V3 16 GB DDR4-SDRAM 256 GB SSD Windows 7 Professional Workstation Black J5E42UP PCs/Workstations Intel® Xeon® E5-2620 v3 (2. offer ENERGY STAR® qualified configurations and the HP Z640 features a 90% efficient power supply. For example, in one HP z640, one Xeon E5-2690 v4 14-core made a Passmark CPU score = 21687 whereas the best performing 2X E5-2660 v3 10-cores = 21566. Maximum Memory.