Item description for Kingston KVR400S4R3AK2/1G 1GB 400MHz DDR ECC Reg CL3 (3-3-3) DIMM (Kit of 2) Sin

Kingston KVR400S4R3AK2/1G

1GB 400MHz DDR ECC Reg CL3 (3-3-3) DIMM (Kit of 2) Single Rank, x4. You will get 2 x 512MB DIMMs.