NVIDIA GeForce GTX 580 Rev. 2 vs ATI Radeon HD 2900 XT

VS

NVIDIA GeForce GTX 580 Rev. 2

ATI Radeon HD 2900 XT

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 580 Rev. 2 and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580 Rev. 2 's Advantages

Released 4 years and 1 months late

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (192.4GB/s vs 106.0GB/s)

192 additional rendering cores

ATI Radeon HD 2900 XT 's Advantages

Lower TDP (215W vs 244W)

Score

Benchmark

FP32 (float)

GeForce GTX 580 Rev. 2 +232%

1.581 TFLOPS

Radeon HD 2900 XT

0.476 TFLOPS

GeForce GTX 580 Rev. 2

VS

Radeon HD 2900 XT

Graphics Card

Jun 2011

Release Date

May 2007

GeForce 500

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1002 MHz

Memory Clock

828 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

512bit

192.4GB/s

Bandwidth

106.0GB/s

Render Config

-

Compute Units

4

16

SM Count

-

512

Shading Units

320

64

TMUs

16

48

ROPs

16

-

64 KB (per SM)

L1 Cache

-

768 KB

L2 Cache

256 KB

-

Theoretical Performance

24.70 GPixel/s

Pixel Rate

11.89 GPixel/s

49.41 GTexel/s

Texture Rate

11.89 GTexel/s

-

1.581 TFLOPS

FP32 (float)

475.5 GFLOPS

197.6 GFLOPS

FP64 (double)

-

Board Design

244W

TDP

215W

550 W

Suggested PSU

550 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF110

GPU Name

R600

GF110-380-A1

GPU Variant

R600 XT (215RGMDKA13FG)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

3 billion

Transistors

0.72 billion

520 mm²

Die Size

420 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.0

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