Buffalo A2F800-E1GX2, 2 GB, 2 x 1 GB, DDR2, 800 MHz, 240-pin DIMM Buffalo A2F800-E1GX2. Internal memory: 2 GB, Memory layout (modules x size): 2 x 1 GB, Internal memory type: DDR2, Memory clock speed: 800 MHz, Memory form factor: 240-pin DIMM, CAS latency: 5