![4GB 2X2GB RAM Memory for Compaq HP Z Series Workstations Z200 Workstation, Z210 CMT Workstation (Xeon E3, Core i3 and Intel Pentium processors), Z400 Workstation (4 DIMM Slots), Z400 Workstation (6 - Walmart.com 4GB 2X2GB RAM Memory for Compaq HP Z Series Workstations Z200 Workstation, Z210 CMT Workstation (Xeon E3, Core i3 and Intel Pentium processors), Z400 Workstation (4 DIMM Slots), Z400 Workstation (6 - Walmart.com](https://i5.walmartimages.com/asr/87e4f7aa-2349-45b2-95d6-5b1429b55920_1.feb3bbff5c195764522f6be144b31e7b.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
4GB 2X2GB RAM Memory for Compaq HP Z Series Workstations Z200 Workstation, Z210 CMT Workstation (Xeon E3, Core i3 and Intel Pentium processors), Z400 Workstation (4 DIMM Slots), Z400 Workstation (6 - Walmart.com
![CMS 8GB (2X4GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Z400 Workstation for Server Only - B80 at Amazon.com CMS 8GB (2X4GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Z400 Workstation for Server Only - B80 at Amazon.com](https://m.media-amazon.com/images/I/61V4BATj1cL._AC_UF894,1000_QL80_.jpg)
CMS 8GB (2X4GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Z400 Workstation for Server Only - B80 at Amazon.com
![4GB RAM Memory Upgrade for HP Workstation Z400 PC3-10600E DDR3 1333MHz 2Rx8 ECC Unbuffered UB DIMM Module (MemoryMasters) at Amazon.com 4GB RAM Memory Upgrade for HP Workstation Z400 PC3-10600E DDR3 1333MHz 2Rx8 ECC Unbuffered UB DIMM Module (MemoryMasters) at Amazon.com](https://m.media-amazon.com/images/I/31yBpHas3ZL._AC_UF894,1000_QL80_.jpg)
4GB RAM Memory Upgrade for HP Workstation Z400 PC3-10600E DDR3 1333MHz 2Rx8 ECC Unbuffered UB DIMM Module (MemoryMasters) at Amazon.com
![CMS 4GB (2X2GB) Memory Ram Compatible with HP/Compaq Workstation Z400 Workstation Ecc Unbuff For Server Only - B74 - Newegg.com CMS 4GB (2X2GB) Memory Ram Compatible with HP/Compaq Workstation Z400 Workstation Ecc Unbuff For Server Only - B74 - Newegg.com](https://c1.neweggimages.com/productimage/nb640/AAFJ_1_20180621253651561.jpg)
CMS 4GB (2X2GB) Memory Ram Compatible with HP/Compaq Workstation Z400 Workstation Ecc Unbuff For Server Only - B74 - Newegg.com
![OFFTEK 1GB Replacement Memory RAM Upgrade for HP-Compaq Workstation Z400 (6 DIMM Slots) (DDR3-10600 - ECC) Server Memory/Workstation Memory at Amazon.com OFFTEK 1GB Replacement Memory RAM Upgrade for HP-Compaq Workstation Z400 (6 DIMM Slots) (DDR3-10600 - ECC) Server Memory/Workstation Memory at Amazon.com](https://m.media-amazon.com/images/I/61mG0V2EHXL._AC_UF894,1000_QL80_.jpg)
OFFTEK 1GB Replacement Memory RAM Upgrade for HP-Compaq Workstation Z400 (6 DIMM Slots) (DDR3-10600 - ECC) Server Memory/Workstation Memory at Amazon.com
![HP Z400 Workstation - 1 x Intel Xeon W3550 Quad-core (4 Core) 3.06 GHz - 3 GB DDR3 SDRAM - 500 GB HDD - 21.5" 1920 x 1080 Display 64-bit - Convertible Mini-tower - Jack Black, Alloy Metallic HP Z400 Workstation - 1 x Intel Xeon W3550 Quad-core (4 Core) 3.06 GHz - 3 GB DDR3 SDRAM - 500 GB HDD - 21.5" 1920 x 1080 Display 64-bit - Convertible Mini-tower - Jack Black, Alloy Metallic](http://ccnytech.com/wp-content/uploads/2017/02/1018235583.jpg)
HP Z400 Workstation - 1 x Intel Xeon W3550 Quad-core (4 Core) 3.06 GHz - 3 GB DDR3 SDRAM - 500 GB HDD - 21.5" 1920 x 1080 Display 64-bit - Convertible Mini-tower - Jack Black, Alloy Metallic
![HP Z400 Gaming Computer PC GeForce GTX 1060 256GB SSD 12GB RAM [Z400] - $825.00 : Professional Multi Monitor Workstations, Graphics Card Experts HP Z400 Gaming Computer PC GeForce GTX 1060 256GB SSD 12GB RAM [Z400] - $825.00 : Professional Multi Monitor Workstations, Graphics Card Experts](https://www.compeve.com/images/Z400_compeve_nw__17.jpg)