AMD Radeon HD 7950 vs ATI Radeon HD 5870 Eyefinity 6

VS

AMD Radeon HD 7950 ATI Radeon HD 5870 Eyefinity 6

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 2GB VRAM Radeon HD 5870 Eyefinity 6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 's Advantages

Released 1 years and 10 months late

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 153.6GB/s)

192 additional rendering cores

Lower TDP (200W vs 228W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 +5%

2.867 TFLOPS

Radeon HD 5870 Eyefinity 6

2.72 TFLOPS

Radeon HD 7950

VS

Radeon HD 5870 Eyefinity 6

Graphics Card

Jan 2012

Release Date

Mar 2010

Southern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1200 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

28

Compute Units

20

1792

Shading Units

1600

112

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

512 KB

Theoretical Performance

25.60 GPixel/s

Pixel Rate

27.20 GPixel/s

89.60 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP16 (half)

-

2.867 TFLOPS

FP32 (float)

2.720 TFLOPS

716.8 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

Tahiti

GPU Name

Cypress

Tahiti PRO (215-0821056)

GPU Variant

Cypress XT (215-0735033)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

2.154 billion

352 mm²

Die Size

334 mm²

Board Design

200W

TDP

228W

550 W

Suggested PSU

550 W

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

Outputs

6x mini-DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

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