Sun Microsystems, Inc.

Chapter 2

CPU Architecture
The Sun Fire X4600 server supports up to eight Single-Core or Dual-Core AMD Opteron Series 800
processors. Each CPU module has an attached PCB containing:
•1 AMD Opteron CPU and heatsink
•4 DDR1 memory DIMM slots
•1 CPU/RAM VRM
•Airflow redirection baffles for greatest cooling efficiency
The Sun Fire X4600 M2 server supports up to eight AMD Opteron Series 8000 (Dual-Core and Multi-Core in
the future) processors. Each CPU module has an attached PCB containing:
•1 AMD Opteron CPU and heatsink
•8 DDR2 memory DIMM slots
•1 CPU/RAM VRM
•Airflow redirection baffles for greatest cooling efficiency
The CPU module is connected to the system motherboard using a pair of ganged connectors.
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