Geil 4GB DDR2 PC2-6400 Quad Channel Kit, 4 GB, DDR2, 800 MHz, 240-pin DIMM
Geil 4GB DDR2 PC2-6400 Quad Channel Kit. Internal memory: 4 GB, Internal memory type: DDR2, Memory clock speed: 800 MHz, Memory form factor: 240-pin DIMM, CAS latency: 4