NVIDIA GeForce RTX 4090 Mobile vs ATI Mobility Radeon X2500

VS

NVIDIA GeForce RTX 4090 Mobile

ATI Mobility Radeon X2500

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 256MB VRAM Mobility Radeon X2500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Released 15 years and 7 months late

Boost Clock1695MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (576.0GB/s vs 12.80GB/s)

9728 additional rendering cores

Score

GeForce RTX 4090 Mobile

VS

Mobility Radeon X2500

Graphics Card

Jan 2023

Release Date

Jun 2007

GeForce 40 Mobile

Generation

M6x

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1335 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2250 MHz

Memory Clock

400 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

12.80GB/s

Render Config

-

76

SM Count

-

9728

Shading Units

-

304

TMUs

4

112

ROPs

4

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

1.840 GPixel/s

515.3 GTexel/s

Texture Rate

1.840 GTexel/s

32.98 TFLOPS

FP16 (half)

-

32.98 TFLOPS

FP32 (float)

-

515.3 GFLOPS

FP64 (double)

-

Board Design

80-150W

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

AD103

GPU Name

M66

GN21-X11

GPU Variant

-

Ada Lovelace

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

5 nm

Process Size

90 nm

45.9 billion

Transistors

0.157 billion

379 mm²

Die Size

150 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.8

Shader Model

3.0

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