NVIDIA GeForce RTX 4090 Ti vs AMD Radeon Pro V620

VS

NVIDIA GeForce RTX 4090 Ti AMD Radeon Pro V620

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 Ti and 32GB VRAM Radeon Pro V620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Ti 's Advantages

Boost Clock has increased by 17% (2565MHz vs 2200MHz)

Larger VRAM bandwidth (1152GB/s vs 512.0GB/s)

13568 additional rendering cores

AMD Radeon Pro V620 's Advantages

More VRAM (32GB vs 24GB)

Lower TDP (300W vs 600W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Ti +359%

93.24 TFLOPS

Radeon Pro V620

20.28 TFLOPS

GeForce RTX 4090 Ti

VS

Radeon Pro V620

Graphics Card

Unknown

Release Date

Nov 2021

GeForce 40

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2325 MHz

Base Clock

1825 MHz

2565 MHz

Boost Clock

2200 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

24GB

Memory Size

32GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

1152GB/s

Bandwidth

512.0GB/s

Render Config

142

SM Count

-

Compute Units

72

18176

Shading Units

4608

568

TMUs

288

192

ROPs

128

568

Tensor Cores

-

142

RT Cores

72

128 KB (per SM)

L1 Cache

128 KB per Array

96 MB

L2 Cache

4 MB

Theoretical Performance

492.5 GPixel/s

Pixel Rate

281.6 GPixel/s

1457 GTexel/s

Texture Rate

633.6 GTexel/s

93.24 TFLOPS

FP16 (half)

40.55 TFLOPS

93.24 TFLOPS

FP32 (float)

20.28 TFLOPS

1457 GFLOPS

FP64 (double)

1267 GFLOPS

Graphics Processor

AD102

GPU Name

Navi 21

AD102-400-A1

GPU Variant

Navi 21 XT (215-121000177)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

76.3 billion

Transistors

26.8 billion

609 mm²

Die Size

520 mm²

Board Design

600W

TDP

300W

1000 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

2x 16-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.5

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