AMD Radeon HD 7450A vs NVIDIA GeForce RTX 4090 Max-Q

VS

AMD Radeon HD 7450A

NVIDIA GeForce RTX 4090 Max-Q

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 16GB VRAM GeForce RTX 4090 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Lower TDP (25W vs 80W)

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Released 11 years late

Boost Clock1455MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 12.80GB/s)

9568 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

GeForce RTX 4090 Max Q +14055%

28.31 TFLOPS

Radeon HD 7450A

VS

GeForce RTX 4090 Max Q

Graphics Card

Jan 2012

Release Date

Jan 2023

All-In-One

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

930 MHz

-

Boost Clock

1455 MHz

800 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

16GB

GDDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

448.0GB/s

Render Config

2

Compute Units

-

SM Count

76

160

Shading Units

9728

8

TMUs

304

4

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

8 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

64 MB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

163.0 GPixel/s

5.000 GTexel/s

Texture Rate

442.3 GTexel/s

-

FP16 (half)

28.31 TFLOPS

200.0 GFLOPS

FP32 (float)

28.31 TFLOPS

-

FP64 (double)

442.3 GFLOPS

Board Design

25W

TDP

80W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Caicos

GPU Name

AD103

-

GPU Variant

GN21-X11

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

0.37 billion

Transistors

45.9 billion

67 mm²

Die Size

379 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.7

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