NVIDIA GeForce RTX 5080 vs AMD Radeon Pro V420

VS

NVIDIA GeForce RTX 5080

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 5080 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 5080 's Advantages

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

Larger VRAM bandwidth (973.8GB/s vs 819.2GB/s)

6656 additional rendering cores

AMD Radeon Pro V420 's Advantages

More VRAM (32GB vs 16GB)

Lower TDP (300W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 +289%

54.19 TFLOPS

AMD Radeon Pro V420

13.93 TFLOPS

GeForce RTX 5080

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

2400 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

32GB

GDDR7

Memory Type

HBM2

256bit

Memory Bus

4096bit

973.8GB/s

Bandwidth

819.2GB/s

Render Config

-

Compute Units

64

84

SM Count

-

10752

Shading Units

4096

336

TMUs

256

128

ROPs

64

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

4 MB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

108.8 GPixel/s

846.7 GTexel/s

Texture Rate

435.2 GTexel/s

54.19 TFLOPS

FP16 (half)

27.85 TFLOPS

54.19 TFLOPS

FP32 (float)

13.93 TFLOPS

846.7 GFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

350W

TDP

300W

750 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

GB203

GPU Name

Vega 20

GB203-400-A1

GPU Variant

Vega 20 GLXT WS (215-0914026)

Blackwell 2.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

0

Process Size

7 nm

Unknown

Transistors

13.23 billion

377 mm²

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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