NVIDIA GeForce RTX 5090 vs AMD Radeon Pro V420

VS

NVIDIA GeForce RTX 5090

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 's Advantages

Boost Clock has increased by 48% (2520MHz vs 1700MHz)

Larger VRAM bandwidth (1.52TB/s vs 819.2GB/s)

17664 additional rendering cores

AMD Radeon Pro V420 's Advantages

Lower TDP (300W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 +687%

109.7 TFLOPS

AMD Radeon Pro V420

13.93 TFLOPS

GeForce RTX 5090

VS

AMD Radeon Pro V420

Graphics Card

Jan 2025

Release Date

Unknown

GeForce 50

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2235 MHz

Base Clock

800 MHz

2520 MHz

Boost Clock

1700 MHz

1875 MHz

Memory Clock

800 MHz

Memory

32GB

Memory Size

32GB

GDDR7

Memory Type

HBM2

512bit

Memory Bus

4096bit

1.52TB/s

Bandwidth

819.2GB/s

Render Config

-

Compute Units

64

170

SM Count

-

21760

Shading Units

4096

680

TMUs

256

192

ROPs

64

680

Tensor Cores

-

170

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

88 MB

L2 Cache

4 MB

-

Theoretical Performance

483.8 GPixel/s

Pixel Rate

108.8 GPixel/s

1714 GTexel/s

Texture Rate

435.2 GTexel/s

109.7 TFLOPS

FP16 (half)

27.85 TFLOPS

109.7 TFLOPS

FP32 (float)

13.93 TFLOPS

1.714 TFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

500W

TDP

300W

900 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

6x mini-DisplayPort 1.4a

1x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GB202

GPU Name

Vega 20

GB202-400-A1

GPU Variant

Vega 20 GLXT WS (215-0914026)

Blackwell 2.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

4 nm

Process Size

7 nm

Unknown

Transistors

13.23 billion

Unknown

Die Size

331 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

10.1

CUDA

-

6.8

Shader Model

6.7

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