Check to compare Intel Core 2 Quad Q9450 [BX80569Q9450] CPU core: Yorkfield, CPU socket: Socket 775, Clock frequency: 2.66 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Check to compare Intel Core 2 Quad Q9550 [BX80569Q9550] CPU core: Yorkfield, CPU socket: Socket 775, Clock frequency: 2.83 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Prices4 (1 with stock) $ 249,99$ 268,69 Check to compare Intel Xeon E5410 [BX80574E5410A] CPU core: Harpertown, CPU socket: Socket 771, Clock frequency: 2.33 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Prices4 (1 with stock) $ 263,08$ 276,76 Check to compare Intel Core 2 Extreme QX9775 [BX80574QX9775] CPU core: Harpertown, CPU socket: Socket 771, Clock frequency: 3.2 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Check to compare Intel Core 2 Quad Q9650 [BX80569Q9650] CPU core: Yorkfield, CPU socket: Socket 775, Clock frequency: 3.0 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Prices4 (1 with stock) $ 319,99$ 338,10 Check to compare Intel Xeon L5420 [BX80574L5420A] CPU core: Harpertown, CPU socket: Socket 771, Clock frequency: 2.5 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Prices2 (0 with stock) $ 397,04$ 411,02 Check to compare Intel Core 2 Extreme QX9650 [BX80569QX9650] CPU core: Yorkfield, CPU socket: Socket 775, Clock frequency: 3.0 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Check to compare Intel Xeon L5430 [EU80574JJ067N] CPU core: Harpertown, CPU socket: Socket 771, Clock frequency: 2.66 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Prices1 (0 with stock) $ 609,99$ 609,99 Check to compare Intel Xeon X5470 [AT80570KJ093N] CPU core: Harpertown, CPU socket: Socket 771, Clock frequency: 3.33 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews Prices1 (0 with stock) $ 1.533,51$ 1.533,51 Check to compare Intel Core 2 Extreme QX9770 [BX80569QX9770] CPU core: Yorkfield, CPU socket: Socket 775, Clock frequency: 3.2 GHz, L2 cache: 12288 kB, Cores: 4, Fabrication process: 45 nm Specs Reviews User reviews