AMD Radeon Pro WX 7100 vs AMD Radeon HD 7870 XT

VS

AMD Radeon Pro WX 7100

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro WX 7100 and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro WX 7100 's Advantages

Released 4 years late

Boost Clock has increased by 27% (1243MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 192.0GB/s)

768 additional rendering cores

Lower TDP (130W vs 185W)

Score

Benchmark

FP32 (float)

Radeon Pro WX 7100 +91%

5.728 TFLOPS

Radeon HD 7870 XT

2.995 TFLOPS

Radeon Pro WX 7100

VS

Radeon HD 7870 XT

Graphics Card

Nov 2016

Release Date

Nov 2012

Radeon Pro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1188 MHz

Base Clock

925 MHz

1243 MHz

Boost Clock

975 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

192.0GB/s

Render Config

36

Compute Units

24

-

2304

Shading Units

1536

144

TMUs

96

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

39.78 GPixel/s

Pixel Rate

31.20 GPixel/s

179.0 GTexel/s

Texture Rate

93.60 GTexel/s

5.728 TFLOPS

FP16 (half)

-

5.728 TFLOPS

FP32 (float)

2.995 TFLOPS

358.0 GFLOPS

FP64 (double)

748.8 GFLOPS

Board Design

130W

TDP

185W

300 W

Suggested PSU

450 W

4x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Ellesmere

GPU Name

Tahiti

Polaris 10 XT GL

GPU Variant

Tahiti LE (215-0821122)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

4.313 billion

232 mm²

Die Size

352 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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