NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon HD 7450A

VS

NVIDIA GeForce RTX 4080 Max-Q

AMD Radeon HD 7450A

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 512MB VRAM Radeon HD 7450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 11 years late

Boost Clock1350MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (336.0GB/s vs 12.80GB/s)

7264 additional rendering cores

AMD Radeon HD 7450A 's Advantages

Lower TDP (25W vs 60W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +9920%

20.04 TFLOPS

Radeon HD 7450A

0.2 TFLOPS

GeForce RTX 4080 Max Q

VS

Radeon HD 7450A

Graphics Card

Jan 2023

Release Date

Jan 2012

GeForce 40 Mobile

Generation

All-In-One

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

795 MHz

Base Clock

-

1350 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

64bit

336.0GB/s

Bandwidth

12.80GB/s

Render Config

-

Compute Units

2

58

SM Count

-

7424

Shading Units

160

232

TMUs

8

80

ROPs

4

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

48 MB

L2 Cache

128 KB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

2.500 GPixel/s

313.2 GTexel/s

Texture Rate

5.000 GTexel/s

20.04 TFLOPS

FP16 (half)

-

20.04 TFLOPS

FP32 (float)

200.0 GFLOPS

313.2 GFLOPS

FP64 (double)

-

Board Design

60W

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

Caicos

GN21-X9

GPU Variant

-

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

35.8 billion

Transistors

0.37 billion

295 mm²

Die Size

67 mm²

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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