NVIDIA GeForce GTX 580 vs AMD Radeon R9 255 OEM

VS

NVIDIA GeForce GTX 580

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 580 and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580 's Advantages

Larger VRAM bandwidth (192.4GB/s vs 73.60GB/s)

AMD Radeon R9 255 OEM 's Advantages

Released 3 years and 1 months late

Boost Clock930MHz

More VRAM (2GB vs 1536GB)

Lower TDP (65W vs 244W)

Score

Benchmark

FP32 (float)

GeForce GTX 580 +66%

1.581 TFLOPS

Radeon R9 255 OEM

0.952 TFLOPS

GeForce GTX 580

VS

Radeon R9 255 OEM

Graphics Card

Nov 2010

Release Date

Dec 2013

GeForce 500

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

930 MHz

1002 MHz

Memory Clock

1150 MHz

Memory

1536MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

192.4GB/s

Bandwidth

73.60GB/s

Render Config

-

Compute Units

8

16

SM Count

-

512

Shading Units

512

64

TMUs

32

48

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

24.70 GPixel/s

Pixel Rate

14.88 GPixel/s

49.41 GTexel/s

Texture Rate

29.76 GTexel/s

-

1.581 TFLOPS

FP32 (float)

952.3 GFLOPS

197.6 GFLOPS

FP64 (double)

59.52 GFLOPS

Board Design

244W

TDP

65W

550 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GF110

GPU Name

Cape Verde

GF110-375-A1

GPU Variant

Cape Verde PRX

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3 billion

Transistors

1.5 billion

520 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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