AMD Radeon RX Vega 56 Mobile vs NVIDIA GeForce RTX 5080 Mobile

VS

AMD Radeon RX Vega 56 Mobile

NVIDIA GeForce RTX 5080 Mobile

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

Main Differences

AMD Radeon RX Vega 56 Mobile 's Advantages

Lower TDP (120W vs 175W)

NVIDIA GeForce RTX 5080 Mobile 's Advantages

Released 6 years and 7 months late

Boost Clock has increased by 54% (2000MHz vs 1301MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (1.01TB/s vs 409.6GB/s)

4608 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega 56 Mobile

9.326 TFLOPS

GeForce RTX 5080 Mobile +251%

32.77 TFLOPS

Radeon RX Vega 56 Mobile

VS

GeForce RTX 5080 Mobile

Graphics Card

Jun 2018

Release Date

Jan 2025

Mobility Radeon

Generation

GeForce 50 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1138 MHz

Base Clock

1500 MHz

1301 MHz

Boost Clock

2000 MHz

800 MHz

Memory Clock

2500 MHz

Memory

8GB

Memory Size

16GB

HBM2

Memory Type

GDDR7

2048bit

Memory Bus

256bit

409.6GB/s

Bandwidth

1.01TB/s

Render Config

56

Compute Units

-

SM Count

64

3584

Shading Units

8192

224

TMUs

256

64

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

16 KB (per CU)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

64 MB

-

Theoretical Performance

83.26 GPixel/s

Pixel Rate

192.0 GPixel/s

291.4 GTexel/s

Texture Rate

512.0 GTexel/s

18.65 TFLOPS

FP16 (half)

32.77 TFLOPS

9.326 TFLOPS

FP32 (float)

32.77 TFLOPS

582.8 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

120W

TDP

175W

-

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.13x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

GB203

Vega 10 XL (215-0894216)

GPU Variant

-

GCN 5.0

Architecture

Blackwell 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

4 nm

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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