AMD Radeon Pro Vega II vs AMD Radeon HD 7970

VS

AMD Radeon Pro Vega II AMD Radeon HD 7970

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro Vega II and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega II 's Advantages

Released 7 years and 6 months late

Boost Clock1720MHz

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (825.3GB/s vs 264.0GB/s)

2048 additional rendering cores

AMD Radeon HD 7970 's Advantages

Lower TDP (250W vs 475W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega II +271%

14.09 TFLOPS

Radeon HD 7970

3.789 TFLOPS

Radeon Pro Vega II

VS

Radeon HD 7970

Graphics Card

Jun 2019

Release Date

Dec 2011

Radeon Pro Mac

Generation

Southern Islands

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 3.0 x16

Clock Speeds

1574 MHz

Base Clock

-

1720 MHz

Boost Clock

-

806 MHz

Memory Clock

1375 MHz

Memory

32GB

Memory Size

3GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

384bit

825.3GB/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)

4 MB

L2 Cache

768 KB

Theoretical Performance

110.1 GPixel/s

Pixel Rate

29.60 GPixel/s

440.3 GTexel/s

Texture Rate

118.4 GTexel/s

28.18 TFLOPS

FP16 (half)

-

14.09 TFLOPS

FP32 (float)

3.789 TFLOPS

7.045 TFLOPS

FP64 (double)

947.2 GFLOPS

Graphics Processor

Vega 20

GPU Name

Tahiti

Vega 20 XT

GPU Variant

Tahiti XT (215-0821060)

GCN 5.1

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

13.23 billion

Transistors

4.313 billion

331 mm²

Die Size

352 mm²

Board Design

475W

TDP

250W

850 W

Suggested PSU

600 W

1x HDMI 2.0b 4x Thunderbolt

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

5.1

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