NVIDIA GeForce RTX 5090 Mobile vs ATI Mobility Radeon HD 4550

VS

NVIDIA GeForce RTX 5090 Mobile

ATI Mobility Radeon HD 4550

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5090 Mobile and 512MB VRAM Mobility Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 Mobile 's Advantages

Released 15 years late

Boost Clock2000MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (1.01TB/s vs 11.20GB/s)

10672 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 5090 Mobile +48775%

43.01 TFLOPS

Mobility Radeon HD 4550

0.088 TFLOPS

GeForce RTX 5090 Mobile

VS

Mobility Radeon HD 4550

Graphics Card

Jan 2025

Release Date

Jan 2010

GeForce 50 Mobile

Generation

M9x

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

700 MHz

Memory

16GB

Memory Size

512MB

GDDR7

Memory Type

GDDR3

256bit

Memory Bus

64bit

1.01TB/s

Bandwidth

11.20GB/s

Render Config

-

Compute Units

1

84

SM Count

-

10752

Shading Units

80

336

TMUs

8

128

ROPs

4

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

64 KB

-

Theoretical Performance

256.0 GPixel/s

Pixel Rate

2.200 GPixel/s

672.0 GTexel/s

Texture Rate

4.400 GTexel/s

43.01 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

88.00 GFLOPS

672.0 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

None

Graphics Processor

GB203

GPU Name

M93

-

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

Unknown

Transistors

0.242 billion

377 mm²

Die Size

73 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.1

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