8GB Total: Matched set of 4 x 2GB PC2-6400U DDR2 Non-ECC DIMM Standard 256M X 64 Non-ECC 800MHz 240-pin Unbuffered DIMM (DDR2, 1.8V, CL6). Low Density using sixteen 128 x 8 chips.

Please make sure you have Windows 64 bit. Windows 32 bit cannot use more than 4GB.

You will receive a matching set of used, tested memory. We have assorted brands in stock. May be different from picture but will be same specification.

USED. TESTED.

Compatible with many brand name PCs and motherboards such as Acer, ASUS, Dell, HP, Lenovo, Tyan, SuperMicro etc

BEFORE BUYING PLEASE MAKE SURE THIS IS COMPATIBLE WITH YOUR PC. CONTACT US IF YOU HAVE QUESTIONS.

We do not sell "OEM" memory which may be incompatible, unstable or prone to early failure.

Warranty: 90 days

Support: Email us through eBay

Memory expert since 1990. All parts are tested and guaranteed compatible.

No hassle exchanges. Brand name parts only-No unknown and overclocked parts.

Quick shipping.