NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon HD 6430M

VS

NVIDIA GeForce RTX 5080 Mobile

AMD Radeon HD 6430M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5080 Mobile and 1024MB VRAM Radeon HD 6430M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5080 Mobile 's Advantages

Released 14 years late

Boost Clock2000MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (1.01TB/s vs 12.80GB/s)

8032 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 5080 Mobile +21318%

32.77 TFLOPS

Radeon HD 6430M

0.153 TFLOPS

GeForce RTX 5080 Mobile

VS

Radeon HD 6430M

Graphics Card

Jan 2025

Release Date

Jan 2011

GeForce 50 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1500 MHz

Base Clock

-

2000 MHz

Boost Clock

-

2500 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

1024MB

GDDR7

Memory Type

DDR3

256bit

Memory Bus

64bit

1.01TB/s

Bandwidth

12.80GB/s

Render Config

-

Compute Units

2

64

SM Count

-

8192

Shading Units

160

256

TMUs

8

96

ROPs

4

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

64 MB

L2 Cache

128 KB

-

Theoretical Performance

192.0 GPixel/s

Pixel Rate

1.920 GPixel/s

512.0 GTexel/s

Texture Rate

3.840 GTexel/s

32.77 TFLOPS

FP16 (half)

-

32.77 TFLOPS

FP32 (float)

153.6 GFLOPS

512.0 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

Unknown

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GB203

GPU Name

Seymour

-

GPU Variant

Seymour LP S3 (216-0809020)

Blackwell 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

Unknown

Transistors

0.37 billion

377 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

5.0

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