When it comes to RAM most enthusiast apply the more is better theory. The more RAM you have the more programs and applications you can run at one time. RAM is more important on high-end computers that have more than one CPU.
G.Skill has unveiled a gigantic RAM kit with 48GB of memory in 12 4GB modules. The kit was created specifically for the high-end EVGA Super Record 2 mainboard. The board has dual Intel Xeon CPU sockets.
G.Skill designed the RAM to operate at 1900MHz right out of the package. The RAM kit can be overclocked to 2000MHz as well according to the maker. Pricing and availability information are unknown at this time.