49Y1400 16GB DDR3 1066MHz / PC3 8500 Memory FOR IBM system x3500 M3, x3550 M3 7944, x355 M3 r2 7944, x3550 M3 r4 7944, x3620 M3 7376, x3620 M3 r1 7376, x3630 M3 7377, x3650 M3 7945, x3690 x5 7147, x3755 M3 7164, x3850 x5 7143, x3959 x5 7143.Major brand DIMMs manufactured by Hynix, Samsung & Kingston, always ship same brand and part number for an order.

• Buy with confidence each DIMM is tested in IBM servers for 24 hours
• Lifetime warranty
• ECC Registered DIMMs & ECC UDIMMs can not be mixed. If your system came with ECC UDIMMs then use of registered DIMMs will require removal of all exisiting UDIMMs.
• Operational memory speed is controlled by CPU type and number of DIMMs installed.

Compatible with the following systems:

IBM system x3500 M3, x3550 M3 7944, x355 M3 r2 7944, x3550 M3 r4 7944, x3620 M3 7376, x3620 M3 r1 7376, x3630 M3 7377, x3650 M3 7945, x3690 x5 7147, x3755 M3 7164, x3850 x5 7143, x3959 x5 7143.

eFetcher's mission is to provide its customers a variety of computer products and excellent service at affordable prices.

We have been selling computer parts to consumer since 1989 and we have over 500,000 satisfied customers. Buy with confidence, we test upgrades overnight and pack every order professionally to meet and exceed your expectations.

• Over 24 years in business
• Over 500,000 satisfied customers
• Lifetime warranty on memory upgrades
• 100% compatibilty is guaranteed
• 30 days money back guarantee