AMD Radeon HD 7970 GHz Edition vs AMD Radeon Pro Vega II

VS

AMD Radeon HD 7970 GHz Edition

AMD Radeon Pro Vega II

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

Main Differences

AMD Radeon HD 7970 GHz Edition 's Advantages

Lower TDP (300W vs 475W)

AMD Radeon Pro Vega II 's Advantages

Released 7 years late

Boost Clock has increased by 64% (1720MHz vs 1050MHz)

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (825.3GB/s vs 288.0GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition

4.301 TFLOPS

Radeon Pro Vega II +227%

14.09 TFLOPS

Radeon HD 7970 GHz Edition

VS

Radeon Pro Vega II

Graphics Card

Jun 2012

Release Date

Jun 2019

Southern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

Apple MPX

Clock Speeds

1000 MHz

Base Clock

1574 MHz

1050 MHz

Boost Clock

1720 MHz

1500 MHz

Memory Clock

806 MHz

Memory

3GB

Memory Size

32GB

GDDR5

Memory Type

HBM2

384bit

Memory Bus

4096bit

288.0GB/s

Bandwidth

825.3GB/s

Render Config

32

Compute Units

64

-

2048

Shading Units

4096

128

TMUs

256

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

4 MB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

110.1 GPixel/s

134.4 GTexel/s

Texture Rate

440.3 GTexel/s

-

FP16 (half)

28.18 TFLOPS

4.301 TFLOPS

FP32 (float)

14.09 TFLOPS

1075 GFLOPS

FP64 (double)

7.045 TFLOPS

Board Design

300W

TDP

475W

700 W

Suggested PSU

850 W

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

Outputs

1x HDMI 2.0b 4x Thunderbolt

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

Vega 20

Tahiti XT2 (215-0821065)

GPU Variant

Vega 20 XT

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

13.23 billion

352 mm²

Die Size

331 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

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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