NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon HD 7550M

VS

NVIDIA GeForce RTX 4090 Mobile AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 1024MB VRAM Radeon HD 7550M 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 11 years late

Boost Clock has increased by 208% (1695MHz vs 550MHz)

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (576.0GB/s vs 14.40GB/s)

9328 additional rendering cores

AMD Radeon HD 7550M 's Advantages

Lower TDP (14W vs 120W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Mobile +7395%

32.98 TFLOPS

Radeon HD 7550M

0.44 TFLOPS

GeForce RTX 4090 Mobile

VS

Radeon HD 7550M

Graphics Card

Jan 2023

Release Date

Jan 2012

GeForce 40 Mobile

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1335 MHz

Base Clock

450 MHz

1695 MHz

Boost Clock

550 MHz

2250 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

576.0GB/s

Bandwidth

14.40GB/s

Render Config

76

SM Count

-

Compute Units

5

9728

Shading Units

400

304

TMUs

20

112

ROPs

8

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

4.400 GPixel/s

515.3 GTexel/s

Texture Rate

11.00 GTexel/s

32.98 TFLOPS

FP16 (half)

-

32.98 TFLOPS

FP32 (float)

440.0 GFLOPS

515.3 GFLOPS

FP64 (double)

-

Graphics Processor

AD103

GPU Name

Thames

GN21-X11

GPU Variant

Thames LP

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

45.9 billion

Transistors

0.716 billion

379 mm²

Die Size

104 mm²

Board Design

120W

TDP

14W

-

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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