AMD Radeon Pro Vega II vs AMD Radeon Pro V620

VS

AMD Radeon Pro Vega II

AMD Radeon Pro V620

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro Vega II 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 Vega II 's Advantages

Larger VRAM bandwidth (825.3GB/s vs 512.0GB/s)

AMD Radeon Pro V620 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 28% (2200MHz vs 1720MHz)

512 additional rendering cores

Lower TDP (300W vs 475W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega II

14.09 TFLOPS

Radeon Pro V620 +43%

20.28 TFLOPS

Radeon Pro Vega II

VS

Radeon Pro V620

Graphics Card

Jun 2019

Release Date

Nov 2021

Radeon Pro Mac

Generation

Radeon Pro

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 4.0 x16

Clock Speeds

1574 MHz

Base Clock

1825 MHz

1720 MHz

Boost Clock

2200 MHz

806 MHz

Memory Clock

2000 MHz

Memory

32GB

Memory Size

32GB

HBM2

Memory Type

GDDR6

4096bit

Memory Bus

256bit

825.3GB/s

Bandwidth

512.0GB/s

Render Config

64

Compute Units

72

-

4096

Shading Units

4608

256

TMUs

288

64

ROPs

128

-

RT Cores

72

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

110.1 GPixel/s

Pixel Rate

281.6 GPixel/s

440.3 GTexel/s

Texture Rate

633.6 GTexel/s

28.18 TFLOPS

FP16 (half)

40.55 TFLOPS

14.09 TFLOPS

FP32 (float)

20.28 TFLOPS

7.045 TFLOPS

FP64 (double)

1267 GFLOPS

Board Design

475W

TDP

300W

850 W

Suggested PSU

700 W

1x HDMI 2.0b 4x Thunderbolt

Outputs

No outputs

None

Power Connectors

2x 8-pin

Graphics Processor

Vega 20

GPU Name

Navi 21

Vega 20 XT

GPU Variant

Navi 21 XT (215-121000177)

GCN 5.1

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

13.23 billion

Transistors

26.8 billion

331 mm²

Die Size

520 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.5

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