Appendix ASpecificationsItemNEC Express5800/T120b-EN8100-1668F 1669F 1670F 1671F 1672FCPU Type Intel XeonProcessorE5503Intel XeonProcessorE5506Intel XeonProcessorE5620Intel XeonProcessorE5640Intel XeonProcessorL5640Clock 2 GHz 2.13 GHz 2.4 GHz 2.66 GHz 2.26 GHzCache 4MB 4MB 12MB 12MB 12MBStandard 1Maximum 2Chipset Intel 5520Memory Memory module DDR3-800/1066, x4 SDDC, memory mirroring feature *1,LockStep mode (x8 SDCC) *1, memory sparing featureMinimum 2GB (1GB × 2)Maximum 192 GB (16 GB x12)Error check ECCDisplay Graphics accelerator Embedded on chipsetVideo RAM 32MBGraphic display 640x480, 800x600, 1,024x768, 1,280x1,024:16,770,000 colors max.AuxiliarystoragedeviceHard disk drive (standard) With 3.5-inch disk cage installed: 4With 2.5-inch disk cage installed: 8Hard disk drive (maximum) SAS: 4.8TB (600GB x 8), SATA: 8TB (2TB x 4)When optional disk cage is additionally installed:3.5-inch disk cage: SATA 8TB (2TB x 4)2.5-inch disk cage: SAS 4.8TB (600GB x 8), SATA 4TB (500GB x 8)Hot-plug hard disk drive SupportedRAID controller SATA (SAS: option)RAID level RAID 0/1 (standard), RAID 0/1/5/6 (option)Optical disk drive (standard) Standard: DVD-ROM drive x1(DVD: x6 to x16 speed, CD: x17 to x40 speed)Option: DVD Super Multi x1(to be replaced with factory-installed DVD-ROM drive)Floppy disk drive Option: 3.5-inch external FDD (2-mode)