NVIDIA GeForce MX450 25W vs AMD Radeon RX 6800S

VS

NVIDIA GeForce MX450 25W

AMD Radeon RX 6800S

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 8GB VRAM Radeon RX 6800S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Lower TDP (25W vs 100W)

AMD Radeon RX 6800S 's Advantages

Released 1 years and 5 months late

Boost Clock has increased by 126% (2100MHz vs 930MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 80.00GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce MX450 25W

1.667 TFLOPS

Radeon RX 6800S +416%

8.602 TFLOPS

Blender

GeForce MX450 25W

164

Radeon RX 6800S +1192%

2120

GeForce MX450 25W

VS

Radeon RX 6800S

Graphics Card

Aug 2020

Release Date

Jan 2022

GeForce MX

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x8

Clock Speeds

720 MHz

Base Clock

1800 MHz

930 MHz

Boost Clock

2100 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

128bit

80.00GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

32

14

SM Count

-

896

Shading Units

2048

56

TMUs

128

32

ROPs

64

-

RT Cores

32

64 KB (per SM)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

29.76 GPixel/s

Pixel Rate

134.4 GPixel/s

52.08 GTexel/s

Texture Rate

268.8 GTexel/s

3.333 TFLOPS

FP16 (half)

17.20 TFLOPS

1.667 TFLOPS

FP32 (float)

8.602 TFLOPS

52.08 GFLOPS

FP64 (double)

537.6 GFLOPS

Board Design

25W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

Navi 23

N18S-G5

GPU Variant

-

Turing

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

4.7 billion

Transistors

11.06 billion

200 mm²

Die Size

237 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.5

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