ATI Radeon HD 2900 PRO vs ATI Radeon HD 4670 X2

VS

ATI Radeon HD 2900 PRO ATI Radeon HD 4670 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 PRO and 512MB VRAM Radeon HD 4670 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 PRO 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 22.40GB/s)

ATI Radeon HD 4670 X2 's Advantages

Released 9 months late

Lower TDP (118W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 PRO

0.384 TFLOPS

Radeon HD 4670 X2 +25%

0.48 TFLOPS

Radeon HD 2900 PRO

VS

Radeon HD 4670 X2

Graphics Card

Dec 2007

Release Date

Sep 2008

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

700 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

128bit

51.20GB/s

Bandwidth

22.40GB/s

Render Config

-

SM Count

-

4

Compute Units

4

320

Shading Units

320

16

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

Theoretical Performance

9.600 GPixel/s

Pixel Rate

6.000 GPixel/s

9.600 GTexel/s

Texture Rate

24.00 GTexel/s

-

FP16 (half)

-

384.0 GFLOPS

FP32 (float)

480.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

R600

GPU Name

RV730

R600 PRO (215RGMDKA13FG)

GPU Variant

RV730 XT (215-0719047)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.72 billion

Transistors

0.514 billion

420 mm²

Die Size

146 mm²

Board Design

200W

TDP

118W

550 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

4x DVI

1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

4.0

Shader Model

4.1

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