4pcs. 4GB 240p PC2-5300 CL5 Registered ECC DDR2-667 DIMM.
Lifetime warranty
30 day money back guarantee
Manufactured by Major Brand Only
We don't use generic modules to avoid incompatibility

Compatible with:
ASUS/ASmobile KF Server Board KFN5-D SLI, KFN5-Q SAS, KFSN4-DRE

Max Memory: 32 OR 64GB
Sockets: 8 OR 16 Sockets Total