AMD Radeon Pro WX 5100 vs AMD Radeon HD 7870 GHz Edition

VS

AMD Radeon Pro WX 5100

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro WX 5100 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro WX 5100 's Advantages

Released 4 years and 8 months late

Boost Clock1086MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 153.6GB/s)

512 additional rendering cores

Lower TDP (75W vs 175W)

Score

Benchmark

FP32 (float)

Radeon Pro WX 5100 +52%

3.892 TFLOPS

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Radeon Pro WX 5100

VS

Radeon HD 7870 GHz Edition

Graphics Card

Nov 2016

Release Date

Mar 2012

Radeon Pro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

713 MHz

Base Clock

-

1086 MHz

Boost Clock

-

1250 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

153.6GB/s

Render Config

28

Compute Units

20

-

1792

Shading Units

1280

112

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

34.75 GPixel/s

Pixel Rate

32.00 GPixel/s

121.6 GTexel/s

Texture Rate

80.00 GTexel/s

3.892 TFLOPS

FP16 (half)

-

3.892 TFLOPS

FP32 (float)

2.560 TFLOPS

243.3 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

75W

TDP

175W

250 W

Suggested PSU

450 W

4x DisplayPort 1.4a

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

Ellesmere

GPU Name

Pitcairn

Polaris 10 PRO GL (215-0876144)

GPU Variant

Pitcairn XT (215-0828047)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

2.8 billion

232 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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