AMD Radeon HD 6950 vs AMD FirePro W4000

VS

AMD Radeon HD 6950

AMD FirePro W4000

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 2GB VRAM FirePro W4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 102.4GB/s)

640 additional rendering cores

AMD FirePro W4000 's Advantages

Released 1 years and 8 months late

Lower TDP (75W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 6950 +77%

2.253 TFLOPS

FirePro W4000

1.267 TFLOPS

Radeon HD 6950

VS

FirePro W4000

Graphics Card

Dec 2010

Release Date

Aug 2012

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

102.4GB/s

Render Config

22

Compute Units

12

-

1408

Shading Units

768

88

TMUs

48

32

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

26.40 GPixel/s

70.40 GTexel/s

Texture Rate

39.60 GTexel/s

-

2.253 TFLOPS

FP32 (float)

1267 GFLOPS

563.2 GFLOPS

FP64 (double)

79.20 GFLOPS

Board Design

200W

TDP

75W

550 W

Suggested PSU

250 W

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

Outputs

1x DVI 2x DisplayPort 1.2

2x 6-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

Pitcairn

Cayman PRO (215-0807019)

GPU Variant

Pitcairn LE GL

TeraScale 3

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

2.8 billion

389 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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