AMD Radeon HD 7970 X2 vs AMD Radeon Pro V620

VS

AMD Radeon HD 7970 X2 AMD Radeon Pro V620

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 32GB VRAM Radeon Pro V620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 9 years and 3 months late

Boost Clock2200MHz

More VRAM (32GB vs 3GB)

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

2560 additional rendering cores

Lower TDP (300W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2

3.789 TFLOPS

Radeon Pro V620 +435%

20.28 TFLOPS

Radeon HD 7970 X2

VS

Radeon Pro V620

Graphics Card

Aug 2012

Release Date

Nov 2021

Southern Islands

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2200 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

32GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

32

Compute Units

72

2048

Shading Units

4608

128

TMUs

288

32

ROPs

128

-

Tensor Cores

-

RT Cores

72

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

4 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

281.6 GPixel/s

118.4 GTexel/s

Texture Rate

633.6 GTexel/s

-

FP16 (half)

40.55 TFLOPS

3.789 TFLOPS

FP32 (float)

20.28 TFLOPS

947.2 GFLOPS

FP64 (double)

1267 GFLOPS

Graphics Processor

New Zealand

GPU Name

Navi 21

-

GPU Variant

Navi 21 XT (215-121000177)

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

26.8 billion

352 mm²

Die Size

520 mm²

Board Design

500W

TDP

300W

900 W

Suggested PSU

700 W

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

Outputs

No outputs

3x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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