AnandTech has posted a comparison of DDR400 memory modules from five different manufacturers on a total of 17 different Springdale and Canterwood motherboards. Motherboards from Abit, Albatron, AOpen, Asus, DFI, Epox, Gigabyte, and MSI were tested to determine which modules perform the fastest and have the fewest compatibility problems. For the review they compared five pairs of modules: Corsair LL (Low Latency) TwinX DDR400, Crucial DDR400, OCZ EL DDR400, TwinMOS DDR400, and Kingston HyperX DDR433 (running at 400MHz DDR). Check it out