AMD Radeon HD 7870 XT vs NVIDIA GeForce GTX 580

VS

AMD Radeon HD 7870 XT NVIDIA GeForce GTX 580

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

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Released 2 years late

Boost Clock975MHz

More VRAM (2GB vs 1GB)

1024 additional rendering cores

Lower TDP (185W vs 244W)

NVIDIA GeForce GTX 580 's Advantages

Larger VRAM bandwidth (192.4GB/s vs 192.0GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT +89%

2.995 TFLOPS

GeForce GTX 580

1.581 TFLOPS

Radeon HD 7870 XT

VS

GeForce GTX 580

Graphics Card

Nov 2012

Release Date

Nov 2010

Southern Islands

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1500 MHz

Memory Clock

1002 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

192.0GB/s

Bandwidth

192.4GB/s

Render Config

-

SM Count

16

24

Compute Units

-

1536

Shading Units

512

96

TMUs

64

32

ROPs

48

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

Theoretical Performance

31.20 GPixel/s

Pixel Rate

24.70 GPixel/s

93.60 GTexel/s

Texture Rate

49.41 GTexel/s

-

FP16 (half)

-

2.995 TFLOPS

FP32 (float)

1.581 TFLOPS

748.8 GFLOPS

FP64 (double)

197.6 GFLOPS

Graphics Processor

Tahiti

GPU Name

GF110

Tahiti LE (215-0821122)

GPU Variant

GF110-375-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

3 billion

352 mm²

Die Size

520 mm²

Board Design

185W

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 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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