Matched pair of Micron 4GB single-rank DDR3-1600 modules, same part number and same date code (1431). Adrop-in dual-channel upgrade for DDR3 desktops, including OEM machines from Dell, HP, and Lenovo.

All photos show the exact modules you will receive. These are standard 240-pin desktop DIMMs: unbuffered,non-ECC. They will not fit laptops and are not compatible with servers that require registered/ECC memory. Tested

with no errors. Ships in anti-static bags, padded for protection.

Purchase with confidence. member for over 25 years with 100% positive response!