NVIDIA GeForce GTX 580 Rev. 2 vs ATI Radeon HD 4855

VS

NVIDIA GeForce GTX 580 Rev. 2 ATI Radeon HD 4855

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 580 Rev. 2 and 512MB VRAM Radeon HD 4855 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 1 years and 5 months late

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (192.4GB/s vs 115.2GB/s)

ATI Radeon HD 4855 's Advantages

128 additional rendering cores

Lower TDP (110W vs 244W)

Score

Benchmark

FP32 (float)

GeForce GTX 580 Rev. 2 +114%

1.581 TFLOPS

Radeon HD 4855

0.736 TFLOPS

GeForce GTX 580 Rev. 2

VS

Radeon HD 4855

Graphics Card

Jun 2011

Release Date

Jan 2010

GeForce 500

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1002 MHz

Memory Clock

900 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

192.4GB/s

Bandwidth

115.2GB/s

Render Config

16

SM Count

-

Compute Units

8

512

Shading Units

640

64

TMUs

32

48

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

Theoretical Performance

24.70 GPixel/s

Pixel Rate

9.200 GPixel/s

49.41 GTexel/s

Texture Rate

18.40 GTexel/s

-

FP16 (half)

-

1.581 TFLOPS

FP32 (float)

736.0 GFLOPS

197.6 GFLOPS

FP64 (double)

147.2 GFLOPS

Graphics Processor

GF110

GPU Name

RV770

GF110-380-A1

GPU Variant

RV770 PRO (215-0669065)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3 billion

Transistors

0.956 billion

520 mm²

Die Size

256 mm²

Board Design

244W

TDP

110W

550 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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