The IBM/Lenovo BladeCenter LS21 (7971-xxx) uses memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

Need Assistance? Please call and speak with one of our expert technicians at 800-240-8577 or US 404-935-4048 to verify exact system specs before ordering.
Memory Type
Base Memory 1GB (Removable) or 2GB (Removable)
Upgrade Slots 4 Sockets (2 banks of 2) per CPU 8 Sockets per blade
Maximum Memory 32GB
Maximum Module Size 8GB
CPU & Chipset AMD Opteron (Socket F)
Bus Architecture PCI Express; PCI-X
Manufacturer Part Numbers
  • 7971-xxx

We currently do not offer any upgrades or upgrades are currently unavailable for purchase online. Please contact us to order upgrades for this device.