Partnership
  • MSI is the official motherboard sponsor for Overdrive, providing Nehalem and P45 platforms for the Championship.
  • HyperX DDR3 modules are specifically engineered and designed to meet the rigorous requirements of PC enthusiasts.HyperX modules rated at DDR3-2000+are used in the Overdrive Championship
  • Samsung Hard Drives and Optical Drives - The Center of Innovation
  • 1,000 W modular 80plus high-efficiency EVEREST 1010 power supplies used for the Overdrive Championship.
  • Logitech's G11 gaming keyboard offers illuminated keys and 18 configurable multi-purpose keys plus a USB hub. The G5 Laser Mouse allows adjustable weight and up to 2000 dpi sensitivity for maximum precision.
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Processor-The QX9775 In Detail

A look at the Penryn die

The Skulltrail Core 2 Extreme QX9775 processor is clocked at 3.2 GHz, and each of its two dual-cores contains 6 MB of L2 cache for a total of 12 MB per CPU. It communicates with the 5400 Northbridge via a 400 MHz (1600QDR) FSB and, being an Extreme Edition model, features an unlocked multiplier.

On the left we have the new Skulltrail QX9775, with the QX9770 on th right.
Processor Overview
Model QX9775 QX9770 QX9650 Q6600
Socket 771 775 775 775
Core Yorkfield Yorkfield Yorkfield Kentsfield
Clock Speed 3.20 GHz 3.20 GHz 3.00 GHz 2.40 GHz
Multiplier unlocked unlocked unlocked x9
FSB 1600QDR 1600QDR 1600QDR 1066QDR
L2 Cache: 12 MB 12 MB 12 MB 8 MB
Process: 45 nm 45 nm 45 nm 65 nm

The only difference between the single-socket desktop variant and its dual-socket version can be found on the back of the CPU package.

QX9775 vs. QX9770

Intel's Skulltrail motherboard, the D5400XS, features the LGA 771 socket used in the workstation and server segment. As a result, it is incompatible with desktop CPUs that use socket 775. The two indentations on the side of the CPU package also prevent the wrong CPU from being inserted.

Using socket 771 on the Skulltrail board results in a big advantage for the buyer, since it is compatible with any current Xeon processor. According to Intel, all 65-nm (Clovertown) and 45-nm (Harpertown) Xeons are supported.



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