NVIDIA GeForce MX450 30.5W 8Gbps vs AMD Radeon RX 7900M

VS

NVIDIA GeForce MX450 30.5W 8Gbps

AMD Radeon RX 7900M

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 30.5W 8Gbps and 16GB VRAM Radeon RX 7900M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 30.5W 8Gbps 's Advantages

Lower TDP (31W vs 180W)

AMD Radeon RX 7900M 's Advantages

Released 3 years and 2 months late

Boost Clock has increased by 64% (2090MHz vs 1275MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 64.00GB/s)

3712 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce MX450 30.5W 8Gbps

2.285 TFLOPS

Radeon RX 7900M +1585%

38.52 TFLOPS

GeForce MX450 30.5W 8Gbps

VS

Radeon RX 7900M

Graphics Card

Aug 2020

Release Date

Oct 2023

GeForce MX

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x16

Clock Speeds

1035 MHz

Base Clock

1825 MHz

1275 MHz

Boost Clock

2090 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

64.00GB/s

Bandwidth

576.0GB/s

Render Config

-

Compute Units

72

14

SM Count

-

896

Shading Units

4608

56

TMUs

288

32

ROPs

192

-

RT Cores

72

64 KB (per SM)

L1 Cache

256 KB per Array

512 KB

L2 Cache

6 MB

-

L3 Cache

64 MB

Theoretical Performance

40.80 GPixel/s

Pixel Rate

401.3 GPixel/s

71.40 GTexel/s

Texture Rate

601.9 GTexel/s

4.570 TFLOPS

FP16 (half)

77.05 TFLOPS

2.285 TFLOPS

FP32 (float)

38.52 TFLOPS

71.40 GFLOPS

FP64 (double)

1204 GFLOPS

Board Design

31W

TDP

180W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

Navi 31

-

GPU Variant

Navi 31

Turing

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

12 nm

Process Size

5 nm

4.7 billion

Transistors

57.7 billion

200 mm²

Die Size

529 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.7

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