AMD Radeon RX 7800M vs NVIDIA GeForce MX450 30.5W 8Gbps

VS

AMD Radeon RX 7800M

NVIDIA GeForce MX450 30.5W 8Gbps

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 7800M and 2GB VRAM GeForce MX450 30.5W 8Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800M 's Advantages

Released 4 years and 1 months late

Boost Clock has increased by 68% (2145MHz vs 1275MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432GB/s vs 64.00GB/s)

2944 additional rendering cores

NVIDIA GeForce MX450 30.5W 8Gbps 's Advantages

Lower TDP (31W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7800M +1469%

35.87 TFLOPS

GeForce MX450 30.5W 8Gbps

2.285 TFLOPS

Radeon RX 7800M

VS

GeForce MX450 30.5W 8Gbps

Graphics Card

Sep 2024

Release Date

Aug 2020

Navi Mobile

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1825 MHz

Base Clock

1035 MHz

2145 MHz

Boost Clock

1275 MHz

2250 MHz

Memory Clock

2000 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

64bit

432GB/s

Bandwidth

64.00GB/s

Render Config

60

Compute Units

-

SM Count

14

3840

Shading Units

896

240

TMUs

56

96

ROPs

32

-

60

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

512 KB

48 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

40.80 GPixel/s

560.4 GTexel/s

Texture Rate

71.40 GTexel/s

71.73 TFLOPS

FP16 (half)

4.570 TFLOPS

35.87 TFLOPS

FP32 (float)

2.285 TFLOPS

1121 GFLOPS

FP64 (double)

71.40 GFLOPS

Board Design

180W

TDP

31W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 32

GPU Name

TU117

Navi 32

GPU Variant

-

RDNA 3.0

Architecture

Turing

TSMC

Foundry

TSMC

5 nm

Process Size

12 nm

28.1 billion

Transistors

4.7 billion

529 mm²

Die Size

200 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

7.5

6.7

Shader Model

6.6

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