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ATI Radeon HD 2600 XT X2

ATI Radeon HD 2600 XT X2 Image ATI RV630 Image
The Radeon HD 2600 XT X2 was a graphics card by ATI, launched in July 2007. Built on the 65 nm process, and based on the RV630 graphics processor, the card supports DirectX 10.0. The RV630 graphics processor is an average sized chip with a die area of 153 mm² and 390 million transistors. Radeon HD 2600 XT X2 combines two graphics processors to increase performance. It features 120 shading units, 8 texture mapping units and 4 ROPs per GPU. ATI has placed 1,024 MB GDDR3 memory on the card, which are connected using a 128-bit memory interface per GPU (each GPU manages 512 MB). The GPU is operating at a frequency of 800 MHz, memory is running at 800 MHz.
We recommend the ATI Radeon HD 2600 XT X2 for gaming with highest details at resolutions up to, and including, 1024x768.
Being a dual-slot card, the ATI Radeon HD 2600 XT X2 draws power from 1x 6-pin power connectors, with power draw not exactly known. Display outputs include: 4x DVI, 1x S-Video. Radeon HD 2600 XT X2 is connected to the rest of the system using a PCIe 1.0 x16 interface.

Graphics Processor

GPU Name: RV630
Architecture: TeraScale
Process Size: 65 nm
Transistors: 390 million
Die Size: 153 mm²

Graphics Card

Released: Jul 26th, 2007
Production Status: End-of-life
Bus Interface: PCIe 1.0 x16

Clock Speeds

GPU Clock: 800 MHz
Memory Clock: 800 MHz
1600 MHz effective


Memory Size: 512 MB x2
Memory Type: GDDR3
Memory Bus: 128 bit x2
Bandwidth: 25.60 GB/s x2

Render Config

Shading Units: 120 x2
TMUs: 8 x2
ROPs: 4 x2
Compute Units: 3 x2
Pixel Rate: 3.20 GPixel/s x2
Texture Rate: 6.40 GTexel/s x2
Floating-point performance: 192.00 GFLOPS x2

Board Design

Slot Width: Dual-slot
TDP: unknown
Outputs: 4x DVI
1x S-Video
Power Connectors: 1x 6-pin

Graphics Features

DirectX: 10.0
OpenGL: 3.3
OpenCL: 1.0
Shader Model: 4.0


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Our review database contains 82 reviews of the Radeon HD 2600 XT X2.

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
GeCube HD 2600 XT Gemini 3 780 MHz 500 MHz
Sapphire HD 2600 x2 800 MHz 800 MHz
VisionTek HD 2600 XT Dual 800 MHz 800 MHz