Kingston ValueRAM 4GB 240-Pin DDR3 SDRAM ECC Unbuffered DDR3 1333 Server Memory Model KVR1333D3E9S/4G

Pros: Didn't want to mess up the rating, so leaving 4 stars.

Cons: Not for Asus s400ca

Pros: Fast shipping from Newegg
Slightly difficult to find memory format
Worked as expected
Price seemed good

Cons: -

Other Thoughts: Installed on Dell T110.

Pros: Fast, reliable, cheap for server ram, I installed it on my lenovo thinkserver ts130 to get dual channel working. I tested the ram with memorytest, and its running great.

Cons: expensive compared to desktop ram, but i guess thats the cost of having ECC

Pros: Put 4 sticks in a SUPERMICRO MBD-X9SCL-F-O with a Xeon E3-1230 V2. No problems

Cons: None

Pros: Cheap ram & it works

Cons: none

Pros: None

Cons: It wont work on my new server.

Other Thoughts: to solve my own problem, I did took my extra RAM from my custom I7 system. The old RAM was sitting in the box and was unused for awhile. (it already has new 12 GB of RAM Kingston Hyper X in my I7 PC) New Server run in Dual channel (2 GB DDR3 at 1.33 GHz x2 Kingston ValueSelect RAM. Now it was happy to run it without problem. It sound like bit strange but it did work very well.

Manufacturer Response:

We apologize for the issue you experienced. It sounds like an incompatibility issue. If your motherboard does not support ECC functions, this memory may not work. You may use Kingston's configurator tool to determine compatible memory for a particular system or motherboard here: http://www.kingston.com/us/memory/search/options/

Pros: Works with Supermicro X9SCI motherboard

Cons: unbuffered ecc memory is more expensive

Pros: My motherboard detected it as having the specs that were promised. I had no trouble with it, and my computer runs great and fast.

Cons: None

Pros: Works with AMD Phenom II.

Cons: None.

Pros: works perfectly in my TS300-E7-PS4 Asus server. I have 4 sticks of this memory in my server and 0 issues!

Cons: none

Other Thoughts: Kingston does memory better then any other company out there.