-
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.
- Intel Skulltrail Part 1: The Power of 8 Cores
- AMD Phenom 9600 Black Edition: New Hope?
- AMD CPU Efficiency Compared
- Phenom vs. Athlon Core Scaling Compared
- Update: New Notebook CPU Charts
- Intel Power Consumption Then and Now
- AMD Phenom vs. Athlon Core Shootout
- Can Water push Yorkfield to 5 GHz?
- AMD: Survival and the Future
- Intel Core 2 Extreme QX9770: UPDATE
- Intel Skulltrail Part 2: Overclocking and Power Consumption
- Intel Skulltrail Part 1 - Feeling the Power of 8 Cores
- Skulltrail D5400XS motherboard nightmares!
- Switching to AM2 ...need suggestions/help
- Attention Computer Builders: Ideal Build 6/7/08*UPDATED*
- *UPDATED* Build Thread- Update of the old one from Modode
- PC based workstation (mid range) LONG POST
- Is this Ram FB-DIMM and will it work with this Mobo?
- Server Hardware - Why do people ignore it ?
Source: Tom's Hardware US – Keywords: intel, skulltrail, part, 2
Topics: Overclocking
Syndication:
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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