Guaranteed compatible upgrades for:

IBM/Lenovo x Series System Server x3950 X5

System Specifications
Maximum Memory:
  • 128 GB per processor card
  • 1 TB with 8 processor cards
  • 8 Sockets (4 Banks of 2) per processor card 8 Slots for processor cards
Standard Memory:
  • 4 GB (Removable) or
  • 16 GB (Removable)
  • Intel Xeon Intel 7500
  • Intel Xeon Intel 7500
Bus Architecture:
  • PCI Express; SSD - micro-SATA 1.8-inch; SSD - SATA 2.5-inch 9.5mm
Mfr's System P/N's:
  • 7143-xxx; 7145-xxx
Upgrade Path:
  • Memory card:
  • 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
  • 4GB DDR3-1333 Reg ECC modules come in two versions: 313/4G using x4 and 3138/4G using x8 DRAM.
  • The two parts may be installed in the same system but not within the same memory bank.
  • Use like modules for dual and triple channel operation