AMD FirePro W4000 vs ATI FirePro V7900

VS

AMD FirePro W4000

ATI FirePro V7900

We compared two Desktop platform GPUs: 2GB VRAM FirePro W4000 and 2GB VRAM FirePro V7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro W4000 's Advantages

Released 1 years and 3 months late

Lower TDP (75W vs 150W)

ATI FirePro V7900 's Advantages

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

512 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro W4000

1.267 TFLOPS

FirePro V7900 +46%

1.856 TFLOPS

FirePro W4000

VS

FirePro V7900

Graphics Card

Aug 2012

Release Date

May 2011

FirePro

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

102.4GB/s

Bandwidth

160.0GB/s

Render Config

12

Compute Units

20

-

768

Shading Units

1280

48

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

26.40 GPixel/s

Pixel Rate

23.20 GPixel/s

39.60 GTexel/s

Texture Rate

58.00 GTexel/s

-

1267 GFLOPS

FP32 (float)

1.856 TFLOPS

79.20 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

75W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 2x DisplayPort 1.2

Outputs

4x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Pitcairn

GPU Name

Cayman

Pitcairn LE GL

GPU Variant

Cayman PRO GL

GCN 1.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

2.64 billion

212 mm²

Die Size

389 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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