The 36GB (6 x 6GB) RAM that I had on my MSI is below. I now have 24GB of it on my ASRock Z77 Extreme4 ATX Intel Motherboard with a Intel Core i7-3770 Ivy Bridge 3.4GHz (3.9GHz Turbo) LGA 1155 77W Quad-Core Desktop Processor. The MB is only reporting 2GB for each single RAM module of 6GB.
XMS3 — 6GB Triple Channel DDR3 Memory Kit (TR3X6G1600C9)
Memory Type: DDR3
Speed Rating: PC3-12800 (1600MHz)
Tested Latency: 9-9-9-24
XMS3 — 6GB Triple Channel DDR3 Memory Kit (TR3X6G1600C9)
Memory Type: DDR3
Speed Rating: PC3-12800 (1600MHz)
Tested Latency: 9-9-9-24