ATI Radeon HD 2900 XTX vs ATI Radeon HD 4570 Rebrand

VS

ATI Radeon HD 2900 XTX

ATI Radeon HD 4570 Rebrand

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 1024MB VRAM Radeon HD 4570 Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 12.67GB/s)

200 additional rendering cores

ATI Radeon HD 4570 Rebrand 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (65W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX +149%

0.476 TFLOPS

Radeon HD 4570 Rebrand

0.191 TFLOPS

Radeon HD 2900 XTX

VS

Radeon HD 4570 Rebrand

Graphics Card

Unknown

Release Date

Nov 2009

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

396 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR2

512bit

Memory Bus

128bit

106.0GB/s

Bandwidth

12.67GB/s

Render Config

4

Compute Units

3

-

320

Shading Units

120

16

TMUs

8

16

ROPs

4

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

3.184 GPixel/s

11.89 GTexel/s

Texture Rate

6.368 GTexel/s

-

475.5 GFLOPS

FP32 (float)

191.0 GFLOPS

-

Board Design

240W

TDP

65W

550 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

-

Graphics Processor

R600

GPU Name

RV635

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

RV635 PRO (215-0682008)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.72 billion

Transistors

0.378 billion

420 mm²

Die Size

135 mm²

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

4.0

Shader Model

4.1

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