Guangzhou Xuhan Electronic Technology Co.,Ltd deal with vary kind of Server Memory, the catalog belowed is part of our products.

DDR3 Server Ram
500656-B21	2GB DDR3 2Rx8 PC3-10600R-9 Kit Registered DIMMs
500658-B21	4GB DDR3 2Rx4 PC3-10600R-9 Kit Registered DIMMs
500660-B21	4GB DDR3 4Rx8 PC3-8500R-7 LP Kit Registered DIMMs
500662-B21	8GB DDR3 2Rx4 PC3-10600R-9 Registered DIMMs
500668-B21	1GB DDR3 1Rx8 PC3-10600E-9 Kit Registered DIMMs
500670-B21	2GB DDR3 2Rx8 PC3-10600E-9 Kit Registered DIMMs
500672-B21	4GB DDR3 2Rx8 PC3-10600E-9 Kit Registered DIMMs
516423-B21	8GB DDR3 2Rx4 PC3-8500R-7 Kit Registered DIMMs
500666-B21	16GB DDR3 4RX4 PC3-8500R-7 Kit Registered DIMMs
G8 Server Memory
672631-B21	16GB (1x16GB) PC3-12800R (DDR3-1600) Registered CAS-11 Memory Kit
647899-B21	8GB (1x8GB) PC3-12800R (DDR3-1600) Registered CAS-11 Memory Kit
647895-B21	4GB (1x4GB) PC3-12800R (DDR3-1600) Registered CAS-11 Memory Kit
647901-B21	16GB(1x16GB) PC3L-10600R(DDR3-1333) Registered CAS-9 Memory Kit
647897-B21	8GB (1x8GB) PC3L-10600R (DDR3-1333) Registered CAS-9 Memory Kit
647893-B21	4GB (1x4GB) PC3L-10600R (DDR3-1333) Registered CAS-9 Memory Kit
647905-B21	2GB (1x2GB) PC3L-10600E (DDR3-1333) Unbuffered CAS-9 Memory Kit
647907-B21	4GB (1x4GB) PC3L-10600E (DDR3-1333) Unbuffered CAS-9 Memory Kit
647909-B21	8GB (1x8GB) PC3L-10600E (DDR3-1333) Unbuffered CAS-9 Memory Kit
647903-B21	32GB (1x32GB) PC3L-10600L (DDR3-1333) CAS-9 Low Voltage Memory Kit

All the items we supplied are in good quality. We are a professional supplier of server rams&hdd. If you need more detail of our items. pls kindly let us know.