NVIDIA GeForce RTX 4090 Mobile vs ATI Mobility Radeon HD 5450

VS

NVIDIA GeForce RTX 4090 Mobile ATI Mobility Radeon HD 5450

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 1024MB VRAM Mobility Radeon HD 5450 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 13 years late

Boost Clock1695MHz

More VRAM (16GB vs 1GB)

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

9648 additional rendering cores

ATI Mobility Radeon HD 5450 's Advantages

Lower TDP (11W vs 120W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Mobile +30437%

32.98 TFLOPS

Mobility Radeon HD 5450

0.108 TFLOPS

GeForce RTX 4090 Mobile

VS

Mobility Radeon HD 5450

Graphics Card

Jan 2023

Release Date

Jan 2010

GeForce 40 Mobile

Generation

Manhattan

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1335 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2250 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

64bit

576.0GB/s

Bandwidth

12.80GB/s

Render Config

76

SM Count

-

Compute Units

1

9728

Shading Units

80

304

TMUs

8

112

ROPs

4

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

64 MB

L2 Cache

128 KB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

2.700 GPixel/s

515.3 GTexel/s

Texture Rate

5.400 GTexel/s

32.98 TFLOPS

FP16 (half)

-

32.98 TFLOPS

FP32 (float)

108.0 GFLOPS

515.3 GFLOPS

FP64 (double)

-

Graphics Processor

AD103

GPU Name

Park

GN21-X11

GPU Variant

Park PRO (216-0774007)

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

45.9 billion

Transistors

0.292 billion

379 mm²

Die Size

59 mm²

Board Design

120W

TDP

11W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

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

8.9

CUDA

-

6.7

Shader Model

5.0

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