The IBM System x3755 server is optimized for high-performance computing applications used in Linux clustering. The highly manageable, 4 U, rack-optimized platform features up to four dual-core SMP-capable floating-point processors for high memory intensive performance at an affordable price. Flexible configurations provide entry pricing with the ability to add redundant features as needed. Specifications General Type : Server Product Form Factor : Rack-mountable, 4U Built-in Devices : LED panel Server Scalability : 4-way Front Accessible Bays Qty : 1 Hot-Swap Bays Qty : 4 Width : 19 in Depth : 28 in Height : 7 in Weight : 32.2 lbs Color : Stealth black Processor Type : AMD Second-Generation Opteron 8222 SE / 3 GHz Multi-Core Technology : Dual-Core 64-bit Computing : Yes Installed Qty : 2 Max Supported Qty : 4 Upgradability : Upgradable Cache Memory Type : L2 cache Installed Size : 4 MB Cache Per Processor : 2 MB ( 2 x 1 MB ) Mainboard Chipset Type : ServerWorks HT1000 / 2xHT2100 RAM Installed Size : 4 GB / 128 GB (max) Technology : DDR II SDRAM, ECC Chipkill Memory Speed : 667 MHz Memory Specification Compliance : PC2-5300 Form Factor : DIMM 240-pin Features : Registered, Online Spare Memory Configuration Features : 4 x 1 GB Upgrade Rule : 2 modules at a time Storage Controller Type : 1 x Serial Attached SCSI, integrated, PCI Express Controller Interface Type : Serial Attached SCSI Storage Controller Name : Adaptec AIC-9580W RAID Level : RAID 0, RAID 1, RAID 10 Storage Controller (2nd) Type : 1 x IDE, integrated Controller Interface Type : ATA-100 Storage Hard Drive : None. Optical Storage Type : CD-RW / DVD-ROM combo, IDE Monitor Monitor Type : None. Graphics Controller Type : Integrated Graphics Processor / Vendor : ATI ES1000 Installed Size : 8 MB Networking Networking : Network adapter, integrated Ethernet Ports : 2 x Gigabit Ethernet Ethernet Controller(s) : 2 x Broadcom BCM5708 Data Link Protocol : Ethernet, Fast Ethernet, Gigabit Ethernet Remote Management Protocol : IPMI 2.0 Remote Management Controller : Remote Supervisor Adapter II Slimline, Intel Baseboard Management Controller (BMC) Features : Alert on LAN 2, Wake on LAN (WoL) Expansion / Connectivity Expansion Bays Total (Free) : 1 ( 0 ) x front accessible, 5.25" x 1/6H (Slim Line) , 4 ( 4 ) x hot-swap, 3.5" x 1/3H Expansion Slots Total (Free) : 4 ( 3 ) x processor board , 4 ( 2 ) x processor , 8 ( 4 ) x memory, DIMM 240-pin , 1 ( 1 ) x PCI Express x16 , 2 ( 2 ) x PCI Express x8 , 1 ( 1 ) x PCI Express x4 , 2 ( 2 ) x PCI-X / 133 MHz , 1 HTX Interfaces : 1 x keyboard, generic, 6 pin mini-DIN (PS/2 style) , 1 x mouse, generic, 6 pin mini-DIN (PS/2 style) , 3 x Hi-Speed USB, 4 pin USB Type A ( 2 in front ) , 1 x display / video, VGA, 15 pin HD D- Miscellaneous Features : Administrator password, power-on password, selectable boot, unattended boot, predictive failure analysis (PFA) Compliant Standards : CE, FCC Class A certified, UL, TUV GS, ISO 9241-3, CISPR 22 Class A, GOST, BSMI CNS 13438 Class A, EN 60950, IEC950, NOM, ZH1 618, VCCI Class A ITE, EN55024, EN55022 Class A, CB, CCEE, FCC Part 15, IC Power Device Type : Power supply, hot-plug Power Redundancy : Yes Power Redundancy Scheme : 1+1 Installed Qty : 1 Max Supported Qty : 2 Voltage Required : AC 120/230 V ( 50/60 Hz ) Power Provided : 1500 Watt Manufacturer Warranty Service & Support : 3 years warranty Service & Support Details : Limited warranty, parts and labor, 3 years, on-site, response time: next business day Environmental Parameters Min Operating Temperature : 50 °F Max Operating Temperature : 95 °F