NVIDIA GeForce RTX 5080 Mobile vs ATI Mobility Radeon HD 2600 XT

VS

NVIDIA GeForce RTX 5080 Mobile

ATI Mobility Radeon HD 2600 XT

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5080 Mobile and 256MB VRAM Mobility Radeon HD 2600 XT 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 17 years and 8 months late

Boost Clock2000MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (1.01TB/s vs 24.00GB/s)

8072 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 5080 Mobile +20004%

32.77 TFLOPS

Mobility Radeon HD 2600 XT

0.163 TFLOPS

GeForce RTX 5080 Mobile

VS

Mobility Radeon HD 2600 XT

Graphics Card

Jan 2025

Release Date

May 2007

GeForce 50 Mobile

Generation

M7x

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

MXM-II

Clock Speeds

1500 MHz

Base Clock

-

2000 MHz

Boost Clock

-

2500 MHz

Memory Clock

750 MHz

Memory

16GB

Memory Size

256MB

GDDR7

Memory Type

GDDR3

256bit

Memory Bus

128bit

1.01TB/s

Bandwidth

24.00GB/s

Render Config

-

Compute Units

3

64

SM Count

-

8192

Shading Units

120

256

TMUs

8

96

ROPs

4

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

64 KB

-

Theoretical Performance

192.0 GPixel/s

Pixel Rate

2.720 GPixel/s

512.0 GTexel/s

Texture Rate

5.440 GTexel/s

32.77 TFLOPS

FP16 (half)

-

32.77 TFLOPS

FP32 (float)

163.2 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

M76

-

GPU Variant

M76 XT-M (216XJBKA13FG)

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

65 nm

Unknown

Transistors

0.39 billion

377 mm²

Die Size

153 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.0

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