4GB KIT (2 x 2GB) For Gigabyte Motherboard GA-MA785G-UD3H GA-MA78G-DS3H rev. 1.0 GA-MA78G-DS3HP 2.0. DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory. Genuine A-Tech Brand. 4GB KIT (2 x 2GB) DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Gigabyte Motherboard. (See Compatibility List Below)