16GB KIT (2 x 8GB) For SuperMicro X7D Series SUPERWA-N SUPERWE SUPERWN+ SUPERWT SUPERWT-INF SUPERWT-INF+ SUPERWU. DIMM DDR2 ECC Fully Buffered PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. 16GB KIT (2 x 8GB) DIMM DDR2 ECC Fully Buffered PC2-6400 800MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For SuperMicro X7D Series. (See Compatibility List Below)