Guaranteed compatible upgrades for:

IBM/Lenovo H Series Desktop H520s Series


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System Specifications
Maximum Memory:
  • 8GB
Expansion:
  • 2 Sockets
Standard Memory:
  • 2GB (Removable) or
  • 4GB (Removable)
CPU/Chipset:
  • Intel Core i7 Intel H61
  • Intel Core i5 Intel H61
  • Intel Core i3 Intel H61
Bus Architecture:
  • Flash - SDXC; SSD - SATA 3.5-inch; USB 2.0/3.x Type-A
Mfr's System P/N's:
  • 2561-xxx; 4746-xxx
Upgrade Path:
  • Configurations up to 8GB can be reached using 4GB modules.