Amd Socket-G34 ( Lga1944 ) Opteron 6128 – 2.0ghz 8x Core Support Core-To-Core Ht 3.0 Linkx4 – 25.6gb/S Quad Channel Intergrated Ddr3 Memory Controller – 8x 512k L2 + Shared 8mb L3 Cache 80w ; Support Quad Cpu Socket – Box Cpu No Fan