AMD Radeon HD 7970 vs AMD FirePro W7000

VS

AMD Radeon HD 7970

AMD FirePro W7000

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 4GB VRAM FirePro W7000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 153.6GB/s)

768 additional rendering cores

AMD FirePro W7000 's Advantages

Released 6 months late

More VRAM (4GB vs 3GB)

Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +55%

3.789 TFLOPS

FirePro W7000

2.432 TFLOPS

Radeon HD 7970

VS

FirePro W7000

Graphics Card

Dec 2011

Release Date

Jun 2012

Southern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1200 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

153.6GB/s

Render Config

32

Compute Units

20

-

2048

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

30.40 GPixel/s

118.4 GTexel/s

Texture Rate

76.00 GTexel/s

-

3.789 TFLOPS

FP32 (float)

2.432 TFLOPS

947.2 GFLOPS

FP64 (double)

152.0 GFLOPS

Board Design

250W

TDP

150W

600 W

Suggested PSU

450 W

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

Outputs

4x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Pitcairn

Tahiti XT (215-0821060)

GPU Variant

Pitcairn XT GL (215-0828073)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

2.8 billion

352 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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