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  5. 8GB (1)
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  1. Kingston (6)
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Speed
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  2. DDR3-1333 / PC3-10600 (4)
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  1. 240-pin DIMM (7)
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  1. CL9 (1)
Voltage
  1. 1.5V (7)
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  1. ECC (7)
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  1. Registered (7)
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  1. Quad Rank (3)
  2. Single Rank (1)
 

RamCity guarantees 100% that all modules below are compatible with the IBM/Lenovo x Series System Server x3950 X5

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Kingston 16GB ECC Registered 240-pin DIMM
Part #. KTM-SX310Q/16G • DDR3-1066 / PC3-8500 • ECC • Quad Rank • Registered • 1.5V •  more info
Buy new: $918.99 $717.99

Ships in 7 Days Free Shipping Guaranteed Compatible

Kingston 8GB ECC Registered 240-pin DIMM
Part #. KTM-SX310Q8/8G • DDR3-1066 / PC3-8500 • ECC • Quad Rank • Registered • 1.5V •  more info
Buy new: $281.99 $219.99

10 in Stock Free Shipping Guaranteed Compatible

Kingston 4GB ECC Registered 240-pin DIMM
Part #. KTM-SX310Q/4G • DDR3-1066 / PC3-8500 • ECC • Quad Rank • Registered • 1.5V •  more info
Buy new: $223.99 $174.99

Ships in 7 Days Free Shipping Guaranteed Compatible

Kingston 4GB ECC Registered 240-pin DIMM
Part #. KTM-SX3138/4G • DDR3-1333 / PC3-10600 • ECC • Registered • 1.5V •  more info
Buy new: $156.99 $122.99

Ships in 7 Days Free Shipping Guaranteed Compatible

Kingston 2GB ECC Registered 240-pin DIMM
Part #. KTM-SX313/2G • DDR3-1333 / PC3-10600 • ECC • Registered • 1.5V •  more info
Buy new: $147.99 $115.99

1 in Stock Free Shipping Guaranteed Compatible

RamCity 1GB CL9 ECC Registered 240-pin DIMM
Part #. CSO • DDR3-1333 / PC3-10600 • CL9 • ECC • Single Rank • Registered • 1.5V • 9-chip 128Mx8 •  more info
Buy new: $95.99 $74.99

Ships in 7 Days Free Shipping Guaranteed Compatible

Kingston 1GB ECC Registered 240-pin DIMM
Part #. KTM-SX313/1G • DDR3-1333 / PC3-10600 • ECC • Registered • 1.5V •  more info
Buy new: $95.99 $74.99

Ships in 7 Days Free Shipping Guaranteed Compatible

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We guarantee your memory upgrade will be 100% compatible, or return it within 1 Whole Year for a full refund.
Need some help installing your upgrade? See our guides and videos.
System Specifications
Comments:
  • DDR3 1333MHz modules automatically clock down to 1066MHz or lower depending on which Intel Xeon processor is used.
  • IBM Memory Expansion Card p/n: 46M0071
Standard Memory:
  • 4GB (Removable) or
  • 16GB (Removable)
Maximum Memory:
  • 128GB per processor card
  • 1TB with 8 processor cards
Expansion:
  • 8 Sockets (4 banks of 2) per processor card 8 Slots for processor cards
CPU/Chipset:
  • Intel Xeon Intel 7500
Bus Architecture:
  • PCI Express; SSD - SATA 2.5-inch
Mfr's System P/N's:
  • 7145-xxx
Upgrade Path:
  • Any combination of 1, 2, 4, 8, and 16GB kits can be installed to reach configurations up to 128GB.