AMD FirePro W5100 vs AMD Radeon HD 6870 X2

VS

AMD FirePro W5100

AMD Radeon HD 6870 X2

We compared two Desktop platform GPUs: 4GB VRAM FirePro W5100 and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro W5100 's Advantages

Released 2 years and 8 months late

More VRAM (4GB vs 1024GB)

Lower TDP (50W vs 300W)

AMD Radeon HD 6870 X2 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 96.00GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro W5100

1.428 TFLOPS

Radeon HD 6870 X2 +41%

2.016 TFLOPS

FirePro W5100

VS

Radeon HD 6870 X2

Graphics Card

Mar 2014

Release Date

Jul 2011

FirePro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

1050 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

134.4GB/s

Render Config

12

Compute Units

14

-

768

Shading Units

1120

48

TMUs

56

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

14.88 GPixel/s

Pixel Rate

28.80 GPixel/s

44.64 GTexel/s

Texture Rate

50.40 GTexel/s

-

1428 GFLOPS

FP32 (float)

2.016 TFLOPS

89.28 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

300W

250 W

Suggested PSU

700 W

4x DisplayPort 1.2

Outputs

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

None

Power Connectors

-

Graphics Processor

Bonaire

GPU Name

Barts

Bonaire PRO GL

GPU Variant

Barts XT (215-0798000)

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

1.7 billion

160 mm²

Die Size

255 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.3

Shader Model

5.0

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