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ATI Radeon HD 2900 XTX

ATI Radeon HD 2900 XTX Image ATI R600 Image

This graphics card is not released yet.
Data on this page may change in the future.

Graphics Processor

GPU Name: R600
GPU Variant: R600 XTX
Process Size: 80 nm
Transistors: 720 million
Die Size: 420 mm²

Graphics Card

Released: Unreleased
Production Status: Unreleased
Bus Interface: PCIe 1.0 x16

Clock Speeds

GPU Clock: 743 MHz
Memory Clock: 828 MHz
1656 MHz effective


Memory Size: 512 MB
Memory Type: GDDR3
Memory Bus: 512 bit
Bandwidth: 106 GB/s

Render Config

Shading Units: 320
TMUs: 16
ROPs: 16
Compute Units: 4
Pixel Rate: 11.9 GPixel/s
Texture Rate: 11.9 GTexel/s
Floating-point performance: 475.5 GFLOPS

Reference Board

Slot Width: Dual-slot
Length: 12 inches
305 mm
TDP: 215 W
Outputs: 2x DVI
1x S-Video

Graphics Features

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


Our review database contains 63 reviews of the Radeon HD 2900 XTX.

Card Notes

Unreleased Prototype
Black Version: Rev.A0 0639 Engineering Sample with A11 Silicon R600 XTX

Clear Version: Rev.A01

Red Version: Rev.A1 0705 Engineering Sample with A13 Silicon R600 XTX

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
ATi Radeon HD 2900 XTX Prototype A0 743 MHz 828 MHz
ATi Radeon HD 2900 XTX Prototype A01 750 MHz 1010 MHz 1024 MB, GDDR4
ATi Radeon HD 2900 XTX Prototype A1 750 MHz 1010 MHz 1024 MB, GDDR4