AMD Radeon RX 6600S vs NVIDIA GeForce MX450 25W

VS

AMD Radeon RX 6600S

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S 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 6600S 's Advantages

Released 1 years and 5 months late

Boost Clock has increased by 115% (2000MHz vs 930MHz)

More VRAM (4GB 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 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +329%

7.168 TFLOPS

GeForce MX450 25W

1.667 TFLOPS

Blender

Radeon RX 6600S +579%

1115

GeForce MX450 25W

164

Radeon RX 6600S

VS

GeForce MX450 25W

Graphics Card

Jan 2022

Release Date

Aug 2020

Mobility Radeon

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

1700 MHz

Base Clock

720 MHz

2000 MHz

Boost Clock

930 MHz

1750 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

80.00GB/s

Render Config

28

Compute Units

-

SM Count

14

1792

Shading Units

896

112

TMUs

56

64

ROPs

32

-

28

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

29.76 GPixel/s

224.0 GTexel/s

Texture Rate

52.08 GTexel/s

14.34 TFLOPS

FP16 (half)

3.333 TFLOPS

7.168 TFLOPS

FP32 (float)

1.667 TFLOPS

448.0 GFLOPS

FP64 (double)

52.08 GFLOPS

Board Design

80W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

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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