NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon HD 6625M

VS

NVIDIA GeForce RTX 5080 Mobile

AMD Radeon HD 6625M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5080 Mobile and 1024MB VRAM Radeon HD 6625M 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 25.60GB/s)

7712 additional rendering cores

AMD Radeon HD 6625M 's Advantages

Lower TDP (26W vs 175W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 Mobile +7485%

32.77 TFLOPS

Radeon HD 6625M

0.432 TFLOPS

GeForce RTX 5080 Mobile

VS

Radeon HD 6625M

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

128bit

1.01TB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

6

64

SM Count

-

8192

Shading Units

480

256

TMUs

24

96

ROPs

8

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

64 MB

L2 Cache

256 KB

-

Theoretical Performance

192.0 GPixel/s

Pixel Rate

3.600 GPixel/s

512.0 GTexel/s

Texture Rate

10.80 GTexel/s

32.77 TFLOPS

FP16 (half)

-

32.77 TFLOPS

FP32 (float)

432.0 GFLOPS

512.0 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

26W

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GB203

GPU Name

Whistler

-

GPU Variant

Whistler LP

Blackwell 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

Unknown

Transistors

0.716 billion

377 mm²

Die Size

104 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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