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ATi Radeon HD 2900 XTX Prototype A01

Graphics Processor
1024 MB
Memory Size
Memory Type
512 bit
Bus Width
ATi Radeon HD 2900 XTX Prototype A01 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
Architecture: TeraScale
Process Size: 80 nm
Transistors: 720 million
Die Size: 420 mm²

Graphics Card

Released: Unreleased
Production Status: Unreleased
Bus Interface: PCIe 1.0 x16
ATi Part #: 7120130500G

Clock Speeds

GPU Clock: 743 MHz
750 MHz (+1%)
Memory Clock: 828 MHz
1010 MHz (+22%)
1656 MHz effective
2020 MHz effective


Memory Size: 512 MB
1024 MB
Memory Type: GDDR3
Memory Bus: 512 bit
Bandwidth: 106.0 GB/s
129.3 GB/s

Render Config

Shading Units: 320
TMUs: 16
ROPs: 16
Compute Units: 4
Pixel Rate: 11.89 GPixel/s
12.00 GPixel/s
Texture Rate: 11.89 GTexel/s
12.00 GTexel/s
Floating-point performance: 475.5 GFLOPS
480.0 GFLOPS

Board Design

Slot Width: Dual-slot
Length: 12 inches
305 mm
TDP: 215 W
Outputs: 2x DVI
1x S-Video
Power Connectors: 1x 6-pin + 1x 8-pin

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 Prototype A01.

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

Other 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