AMD Radeon HD 7970 X2 vs AMD Radeon Pro WX 3100

VS

AMD Radeon HD 7970 X2

AMD Radeon Pro WX 3100

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 4GB VRAM Radeon Pro WX 3100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 96.00GB/s)

1536 additional rendering cores

AMD Radeon Pro WX 3100 's Advantages

Released 4 years and 10 months late

Boost Clock1219MHz

More VRAM (4GB vs 3GB)

Lower TDP (65W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +203%

3.789 TFLOPS

Radeon Pro WX 3100

1.248 TFLOPS

Radeon HD 7970 X2

VS

Radeon Pro WX 3100

Graphics Card

Aug 2012

Release Date

Jun 2017

Southern Islands

Generation

Radeon Pro Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

1219 MHz

1375 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

96.00GB/s

Render Config

32

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

19.50 GPixel/s

118.4 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

3.789 TFLOPS

FP32 (float)

1248 GFLOPS

947.2 GFLOPS

FP64 (double)

78.02 GFLOPS

Board Design

500W

TDP

65W

900 W

Suggested PSU

250 W

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

Outputs

1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a

3x 8-pin

Power Connectors

None

Graphics Processor

New Zealand

GPU Name

Lexa

-

GPU Variant

Lexa XT

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

4.313 billion

Transistors

2.2 billion

352 mm²

Die Size

103 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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