AMD FirePro W8000 vs AMD Radeon HD 6870

VS

AMD FirePro W8000

AMD Radeon HD 6870

We compared two Desktop platform GPUs: 4GB VRAM FirePro W8000 and 1024MB VRAM Radeon HD 6870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro W8000 's Advantages

Released 1 years and 8 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 134.4GB/s)

672 additional rendering cores

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 225W)

Score

Benchmark

FP32 (float)

FirePro W8000 +60%

3.226 TFLOPS

Radeon HD 6870

2.016 TFLOPS

FirePro W8000

VS

Radeon HD 6870

Graphics Card

Jun 2012

Release Date

Oct 2010

FirePro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1050 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

134.4GB/s

Render Config

28

Compute Units

14

-

1792

Shading Units

1120

112

TMUs

56

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

28.80 GPixel/s

100.8 GTexel/s

Texture Rate

50.40 GTexel/s

-

3.226 TFLOPS

FP32 (float)

2.016 TFLOPS

806.4 GFLOPS

FP64 (double)

-

Board Design

225W

TDP

151W

550 W

Suggested PSU

450 W

4x DisplayPort 1.2 1x SDI

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Tahiti

GPU Name

Barts

Tahiti PRO GL

GPU Variant

Barts XT (215-0798000)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

1.7 billion

352 mm²

Die Size

255 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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