HP 412756-001 - Cooling fan assembly with heat sink - Includes thermal grease, alcohol pad, and thermal pad Retail
HP 441249-001 - System I/O board (motherboard) - Supports AMD Opteron and select AMD Athlon 64 processors - Includes base pan assembly, alcohol pad, and thermal grease syringe - Processors must be the same spare part number Retail
HP 438875-001 - Heat sink (thermal module) - Includes thermal grease, alcohol pad, and thermal pad - For use with discrete system boards (Merom) Retail