AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce GTX 580 Rev. 2

VS

AMD Radeon HD 7870 GHz Edition

NVIDIA GeForce GTX 580 Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 1536MB VRAM GeForce GTX 580 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

Released 9 months late

More VRAM (2GB vs 1536GB)

768 additional rendering cores

Lower TDP (175W vs 244W)

NVIDIA GeForce GTX 580 Rev. 2 's Advantages

Larger VRAM bandwidth (192.4GB/s vs 153.6GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition +61%

2.56 TFLOPS

GeForce GTX 580 Rev. 2

1.581 TFLOPS

Radeon HD 7870 GHz Edition

VS

GeForce GTX 580 Rev. 2

Graphics Card

Mar 2012

Release Date

Jun 2011

Southern Islands

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1002 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

192.4GB/s

Render Config

20

Compute Units

-

SM Count

16

1280

Shading Units

512

80

TMUs

64

32

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

24.70 GPixel/s

80.00 GTexel/s

Texture Rate

49.41 GTexel/s

-

2.560 TFLOPS

FP32 (float)

1.581 TFLOPS

160.0 GFLOPS

FP64 (double)

197.6 GFLOPS

Board Design

175W

TDP

244W

450 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Pitcairn

GPU Name

GF110

Pitcairn XT (215-0828047)

GPU Variant

GF110-380-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

3 billion

212 mm²

Die Size

520 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

5.1

Shader Model

5.1

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