Guaranteed compatible upgrades for:

IBM/Lenovo IntelliStation Z Pro Xeon 6221-1xx,2xx,3xx,4xx,5xx

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System Specifications
Maximum Memory:
  • 8GB
  • 4 Sockets (2 banks of 2)
Standard Memory:
  • 512MB (Removable) or
  • 1GB (Removable)
  • Intel Xeon 2.4 GHz Intel E7505 (Placer)
  • Intel Xeon 3.2 GHz Intel E7505 (Placer)
Bus Architecture:
  • PCI
Mfr's System P/N's:
  • 6221-xxx
Upgrade Path:
  • Any combination of 4GB kits can be installed to reach configurations up to 8GB.