AMD Radeon RX 6600M vs NVIDIA GeForce MX450 25W

VS

AMD Radeon RX 6600M NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

Released 9 months late

Boost Clock has increased by 160% (2416MHz vs 930MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 80.00GB/s)

896 additional rendering cores

NVIDIA GeForce MX450 25W 's Advantages

Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +419%

8.659 TFLOPS

GeForce MX450 25W

1.667 TFLOPS

Blender

Radeon RX 6600M +446%

956

GeForce MX450 25W

175

Radeon RX 6600M

VS

GeForce MX450 25W

Graphics Card

May 2021

Release Date

Aug 2020

Mobility Radeon

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

2068 MHz

Base Clock

720 MHz

2416 MHz

Boost Clock

930 MHz

1750 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

14

28

Compute Units

-

1792

Shading Units

896

112

TMUs

56

64

ROPs

32

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

512 KB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

29.76 GPixel/s

270.6 GTexel/s

Texture Rate

52.08 GTexel/s

17.32 TFLOPS

FP16 (half)

3.333 TFLOPS

8.659 TFLOPS

FP32 (float)

1.667 TFLOPS

541.2 GFLOPS

FP64 (double)

52.08 GFLOPS

Graphics Processor

Navi 23

GPU Name

TU117

-

GPU Variant

N18S-G5

RDNA 2.0

Architecture

Turing

TSMC

Foundry

TSMC

7 nm

Process Size

12 nm

11.06 billion

Transistors

4.7 billion

237 mm²

Die Size

200 mm²

Board Design

100W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

7.5

6.5

Shader Model

6.6

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