Acer AT350 F1 User Manual - Page 73

61 Memory identification Generally, there are some memory information printed on the label of the DIMM module. Different vendors may have different formats but the convention is usually like this: Item Density Rank Bit Organization Speed Density Rank Bit organization Speed Description 1 GB, 2 GB, 4 GB, 8 GB. • Intel Xeon 5500 series processor supports DIMM organized by 1Gb or 2Gb DRAM chips. • Intel Xeon 5600 series processor supports DIMM organized by 1Gb, 2Gb or 4Gb DRAM chips. 1R = Single Rank 2R = Dual Rank 4R = Quad Rank Note: If quad rank DIMM is used, a maximum of only two DIMMs per channel can be supported. This platform supports x4 and x8. Note: It is not recommended to mix DIMMs with different ranks in one system. PC3 - 6400 => DDR3- 800 PC3 - 8500 => DDR3- 1066 PC3 - 10600 => DDR3- 1333 PC3 - 12800 => DDR3- 1600