NVIDIA GeForce RTX 4090 Mobile vs ATI Mobility Radeon HD 3450

VS

NVIDIA GeForce RTX 4090 Mobile ATI Mobility Radeon HD 3450

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 256MB VRAM Mobility Radeon HD 3450 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 late

Boost Clock1695MHz

Larger VRAM bandwidth (576.0GB/s vs 6.400GB/s)

9688 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Mobile +82350%

32.98 TFLOPS

Mobility Radeon HD 3450

0.04 TFLOPS

GeForce RTX 4090 Mobile

VS

Mobility Radeon HD 3450

Graphics Card

Jan 2023

Release Date

Jan 2008

GeForce 40 Mobile

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-II

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

64bit

576.0GB/s

Bandwidth

6.400GB/s

Render Config

76

SM Count

-

Compute Units

2

9728

Shading Units

40

304

TMUs

4

112

ROPs

4

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

64 KB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

2.000 GPixel/s

515.3 GTexel/s

Texture Rate

2.000 GTexel/s

32.98 TFLOPS

FP16 (half)

-

32.98 TFLOPS

FP32 (float)

40.00 GFLOPS

515.3 GFLOPS

FP64 (double)

-

Graphics Processor

AD103

GPU Name

M82

GN21-X11

GPU Variant

M82-SCE XT (216-0707011)

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

45.9 billion

Transistors

0.181 billion

379 mm²

Die Size

67 mm²

Board Design

120W

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

10.1

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

4.1

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