AMD Opteron Server 1U/SATAx4      Manufacturer: SuperMicro  Model Number: AS1020A-TB Starting @ $3900   Description Processor/Chipset CPU Dual 940-pin ZIF Sockets Supports up to two Dual-Core AMD Opteron™ 200 Series processor(s) VRM x4 Chipset HyperTransport Link AMD 8132 HyperTransport PCI-X Tunnel AMD 8111 HyperTransport I/O Hub System Memory Memory Capacity Eight 184-pin DIMM sockets Supports up to 16 GB DDR 400 MHz memory or Supports up to 16 GB DDR 333 MHz memory or Supports up to 32 GB DDR 266 MHz memory Single or Dual(recommended) channel memory For Single CPU: Memory must be populated in the adjacent memory bank For Dual CPUs: Recommended that memory be populated equally in adjacent memory banks Memory Type DDR 400/333/266MHz buffered (registered) ECC SDRAM 72-bit, 184-pin gold-plated DIMMs DIMM Sizes 256 MB, 512 MB, 1GB, 2GB, 4GB** Memory Voltage 2.5 V only Error Detection Corrects single-bit errors Detects double-bit errors (using ECC memory) On-Board Devices SATA Marvell 88SX6041 Controller 4-Port SATA Host RAID 0, 1, JBOD Zero Channel RAID Support for Zero-Channel RAID with Adaptec 2020SA SATA ZCR Card or AOC-LPZCR1 (Card notincluded) IPMI 1U Support for Intelligent Platform Management Interface v.2.0+ (Optional: 1UIPMI-B) Support for 3rd LAN (AOC-1UIPMI-LANG) RMM (Remote Management Module) (Card not included) Network Controllers Broadcom® 5704 Dual Port Gigabit Ethernet Controller Supports 10BASE-T, 100BASE-TX, and 1000BASE-T, RJ45 output VGA ATI Rage XL 8MB PCI Graphics Controller Expansion Slots PCI-X 2x 64-bit 133/100MHz PCI-X (3.3V) slots (One slot for Full-height / Half-length cards, one slot for Low-profile / Half-length cards) Input / Output Serial ATA Four Serial ATA connectors Four SATA hard drives supported IDE Dual ATA 133/100 EIDE channels support up to four UDMA IDE devices Floppy 1 Floppy port; 1.44 MB, 2.88 MB, 3-mode support LAN 2 RJ45 LAN port USB FUCI Up to 5 USB Ports 1.1 Compliant Keyboard / Mouse PS/2 keyboard and mouse ports Serial Ports 2 Fast UART 16550 serial ports System BIOS BIOS Type 4Mb Flash EEPROM with AMI® BIOS BIOS Features Plug and Play (PnP) SMBIOS 2.3 APM 1.2 DMI 2.1 ACPI 1.0 Fan Speed Control Chassis Form Factor 1U Rackmount Model SC813T+-500 Dimensions Height 1.7" (43mm) Width 17.2" (437mm) Depth 25.6" (650mm) Gross Weight 36 lbs (16.4kg) Available Colors Beige, Black