Major Cluster Components

Compute Node

• Colfax CX1250-XT4 1U Rackmount Server
• 2-way Intel® Xeon® Processors 5500 Series (Nehalem)
• Intel 5520 Chipset ((Tylersburg)
• Up to 48GB DDR3 1333/ 1066/ 800MHz ECC Registered Memory
• 2x Nvidia Tesla M1060 GPU Cards
• PCI-E 2.0 x4 Slot (Low-Profile)
• 3x 3.5" Hot-Swap SAS / SATA Drive Bays
• Integrated SATA RAID
  - RAID 0, 1, 5, 10 (Windows)
  - RAID 0, 1, 10 (Linux)
• Cooling
  - 8x 4cm Heavy Duty Counter-Rotating Fans with Optimal GPU and CPU Fan Speed Control
• 1400W Gold Level High Efficiency Power Supply
• Dual LAN with Intel® 82576 Gigabit Ethernet Controller
• IPMI 2.0 with Virtual Media over LAN and KVM-ove-LAN
• Matrox G200eW Graphics Controller

Cluster Configuration

• Completely Custom Configurable

Installed Software

• Redhat Enterprise Linux 5.x, 64-bit
• CUDA 2.2 Toolkit and SDK
• Clustering Software

Interconnect / KVM / Cabling

• Infiniband DDR / QDR switch
• Gigabit Ethernet switch
• Austin-Hughes / APC KVM
• Rack, PDU, cabling

Intel, the Intel logo, Xeon, and Xeon Inside are trademarks or registered trademarks of Intel Corporation in the U.S. and other countries.

Compute Node Technical Specifications

CPU	• Dual 1366-pin LGA Sockets • Supports up to two Intel® Xeon® Processors 5500 series
QPI	• up to 6.4 GT/s
GPU	• Dual Tesla M1060 processors • Each Tesla M1060 processor: - # of Tesla GPUs - 1 - # of Streaming Processor Cores - 240 - Frequency of processor cores - 1.3 GHz - Single Precision floating point performance (peak) - 933 - Double Precision floating point performance (peak) - 78 - Floating Point Precision - IEEE 754 single & double - Total Dedicated Memory - 4 GB GDDR3 - Memory Speed - 800 MHz - Memory Interface - 512-bit - Memory Bandwidth - 102 GB/sec
Memory	• 12 240-pin DIMM Sockets • Supports up to 48 GB 1333 / 1066 / 800MHz DDR3 ECC Registered memory • Memory Mirroring supported • DIMM Sizes 1GB, 2GB, 4GB • Memory Voltage - 1.5V • Corrects single-bit errors • Detects double-bit errors (using ECC memory) • Supports Intel® x4 and x8 Single Device Data Correction (SDDC)
Chipset	• Intel® 5520 (Tylersburg) chipset • ICH10R
I/O Expansion	• Right/Left slot: - NVIDIA Tesla M1060 GPU Card - Total 2 Cards • Top slot via riser card (low-profile): - PCI-E 2.0 x4 (in x16 slot)
Onboard Devices	SATA • Intel ICH10R SATA 3.0Gbps Controller • RAID 0, 1, 5, 10 (Windows) • RAID 0,1,10 (Linux) Network Controller • Dual LAN with Intel® 82576 Gigabit Ethernet IPMI • IPMI 2.0 + KVM with dedicated LAN VGA • Matrox G200eW graphics controller
Input / Output	SATA • 6 SATA ports • 6 SATA hard drives supported LAN • 2x RJ45 LAN ports USB • 4x USB 2.0 ports Keyboard / Mouse • PS/2 keyboard and mouse ports
Chassis Form Factor	• 1U Rackmount • Dimension: 17.2"W (437mm) x 1.7"H (43mm) x 28.2"D (716mm)
Power Supply	• 1400W Gold Level high-efficiency power supply
Storage	• 3x 3.5" hot-swap SAS / SATA drive bays
System Cooling	• 8x 4cm heavy duty counter-rotating fan with optimal GPU and CPU fan speed control
Front Panel	Buttons • Power switch • System Reset button LEDs • Power status • Network link / activity LED • OH/fan fail/UID
Management	Software • Optional IPMI (Intelligent Platform Management Interface) 2.0 • SuperO Doctor III Power Configurations • ACPI / ACPM Power Management

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