AMD Radeon Pro Duo vs AMD Radeon HD 7970 X2

VS

AMD Radeon Pro Duo AMD Radeon HD 7970 X2

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

Main Differences

AMD Radeon Pro Duo 's Advantages

Released 3 years and 8 months late

More VRAM (4GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 264.0GB/s)

2048 additional rendering cores

Lower TDP (350W vs 500W)

Score

Benchmark

FP32 (float)

Radeon Pro Duo +116%

8.192 TFLOPS

Radeon HD 7970 X2

3.789 TFLOPS

Radeon Pro Duo

VS

Radeon HD 7970 X2

Graphics Card

Apr 2016

Release Date

Aug 2012

Radeon Pro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

500 MHz

Memory Clock

1375 MHz

Memory

4GB

Memory Size

3GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

384bit

512.0GB/s

Bandwidth

264.0GB/s

Render Config

-

SM Count

-

64

Compute Units

32

4096

Shading Units

2048

256

TMUs

128

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

29.60 GPixel/s

256.0 GTexel/s

Texture Rate

118.4 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

3.789 TFLOPS

512.0 GFLOPS

FP64 (double)

947.2 GFLOPS

Graphics Processor

Capsaicin

GPU Name

New Zealand

Capsaicin XT

GPU Variant

-

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

4.313 billion

596 mm²

Die Size

352 mm²

Board Design

350W

TDP

500W

750 W

Suggested PSU

900 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

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

3x 8-pin

Power Connectors

3x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.0

Shader Model

5.1

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