ATI Radeon HD 2900 PRO vs NVIDIA GeForce GTX 260 OEM

VS

ATI Radeon HD 2900 PRO

NVIDIA GeForce GTX 260 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 PRO and 1792MB VRAM GeForce GTX 260 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 PRO 's Advantages

128 additional rendering cores

NVIDIA GeForce GTX 260 OEM 's Advantages

Released 2 years late

More VRAM (1792GB vs 512GB)

Larger VRAM bandwidth (112.9GB/s vs 51.20GB/s)

Lower TDP (182W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 PRO

0.384 TFLOPS

GeForce GTX 260 OEM +8%

0.415 TFLOPS

Radeon HD 2900 PRO

VS

GeForce GTX 260 OEM

Graphics Card

Dec 2007

Release Date

Dec 2009

Radeon R600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1008 MHz

Memory

512MB

Memory Size

1792MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

448bit

51.20GB/s

Bandwidth

112.9GB/s

Render Config

4

Compute Units

-

SM Count

24

320

Shading Units

192

16

TMUs

64

16

ROPs

28

-

128 KB

L2 Cache

224 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

14.50 GPixel/s

9.600 GTexel/s

Texture Rate

33.15 GTexel/s

-

384.0 GFLOPS

FP32 (float)

414.7 GFLOPS

-

FP64 (double)

51.84 GFLOPS

Board Design

200W

TDP

182W

550 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

R600

GPU Name

GT200B

R600 PRO (215RGMDKA13FG)

GPU Variant

G200-103-B2

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.72 billion

Transistors

1.4 billion

420 mm²

Die Size

470 mm²

Graphics Features

10.0 (10_0)

DirectX

11.1 (10_0)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

4.0

Shader Model

4.0

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