AMD Radeon RX Vega 56 vs NVIDIA GeForce RTX 5080

VS

AMD Radeon RX Vega 56

NVIDIA GeForce RTX 5080

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 56 and 16GB VRAM GeForce RTX 5080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 56 's Advantages

Lower TDP (210W vs 350W)

NVIDIA GeForce RTX 5080 's Advantages

Released 7 years and 5 months late

Boost Clock has increased by 71% (2520MHz vs 1471MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (973.8GB/s vs 409.6GB/s)

7168 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega 56

10.54 TFLOPS

GeForce RTX 5080 +414%

54.19 TFLOPS

Radeon RX Vega 56

VS

GeForce RTX 5080

Graphics Card

Aug 2017

Release Date

Jan 2025

Vega

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1156 MHz

Base Clock

2235 MHz

1471 MHz

Boost Clock

2520 MHz

800 MHz

Memory Clock

2400 MHz

Memory

8GB

Memory Size

16GB

HBM2

Memory Type

GDDR7

2048bit

Memory Bus

256bit

409.6GB/s

Bandwidth

973.8GB/s

Render Config

56

Compute Units

-

SM Count

84

3584

Shading Units

10752

224

TMUs

336

64

ROPs

128

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

64 MB

-

Theoretical Performance

94.14 GPixel/s

Pixel Rate

322.6 GPixel/s

329.5 GTexel/s

Texture Rate

846.7 GTexel/s

21.09 TFLOPS

FP16 (half)

54.19 TFLOPS

10.54 TFLOPS

FP32 (float)

54.19 TFLOPS

659.0 GFLOPS

FP64 (double)

846.7 GFLOPS

Board Design

210W

TDP

350W

550 W

Suggested PSU

750 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 2.1a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Vega 10

GPU Name

GB203

Vega 10 XL (215-0894216)

GPU Variant

GB203-400-A1

GCN 5.0

Architecture

Blackwell 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

0

12.5 billion

Transistors

Unknown

495 mm²

Die Size

377 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

10.1

6.4

Shader Model

6.8

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