AMD Radeon RX 7800M vs NVIDIA GeForce RTX 5080 Mobile

VS

AMD Radeon RX 7800M

NVIDIA GeForce RTX 5080 Mobile

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 7800M 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 7800M 's Advantages

Boost Clock has increased by 7% (2145MHz vs 2000MHz)

NVIDIA GeForce RTX 5080 Mobile 's Advantages

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (1.01TB/s vs 432GB/s)

4352 additional rendering cores

Lower TDP (175W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7800M +9%

35.87 TFLOPS

GeForce RTX 5080 Mobile

32.77 TFLOPS

Radeon RX 7800M

VS

GeForce RTX 5080 Mobile

Graphics Card

Sep 2024

Release Date

Jan 2025

Navi Mobile

Generation

GeForce 50 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1825 MHz

Base Clock

1500 MHz

2145 MHz

Boost Clock

2000 MHz

2250 MHz

Memory Clock

2500 MHz

Memory

12GB

Memory Size

16GB

GDDR6

Memory Type

GDDR7

192bit

Memory Bus

256bit

432GB/s

Bandwidth

1.01TB/s

Render Config

60

Compute Units

-

SM Count

64

3840

Shading Units

8192

240

TMUs

256

96

ROPs

96

-

Tensor Cores

256

60

RT Cores

64

256 KB per Array

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

64 MB

48 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

192.0 GPixel/s

560.4 GTexel/s

Texture Rate

512.0 GTexel/s

71.73 TFLOPS

FP16 (half)

32.77 TFLOPS

35.87 TFLOPS

FP32 (float)

32.77 TFLOPS

1121 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

180W

TDP

175W

-

Suggested PSU

550 W

Portable Device Dependent

Outputs

1x HDMI 2.13x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Navi 32

GPU Name

GB203

Navi 32

GPU Variant

-

RDNA 3.0

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

4 nm

28.1 billion

Transistors

Unknown

529 mm²

Die Size

377 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

10.1

6.7

Shader Model

6.8

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