NVIDIA GeForce MX450 25W vs AMD Radeon RX 6650M XT

VS

NVIDIA GeForce MX450 25W AMD Radeon RX 6650M XT

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 8GB VRAM Radeon RX 6650M XT 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 120W)

AMD Radeon RX 6650M XT 's Advantages

Released 1 years and 5 months late

Boost Clock has increased by 160% (2416MHz 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 6650M XT +493%

9.896 TFLOPS

GeForce MX450 25W

VS

Radeon RX 6650M XT

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

2068 MHz

930 MHz

Boost Clock

2416 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

14

SM Count

-

Compute Units

32

896

Shading Units

2048

56

TMUs

128

32

ROPs

64

-

Tensor Cores

-

RT Cores

32

64 KB (per SM)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

Theoretical Performance

29.76 GPixel/s

Pixel Rate

154.6 GPixel/s

52.08 GTexel/s

Texture Rate

309.2 GTexel/s

3.333 TFLOPS

FP16 (half)

19.79 TFLOPS

1.667 TFLOPS

FP32 (float)

9.896 TFLOPS

52.08 GFLOPS

FP64 (double)

618.5 GFLOPS

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

Board Design

25W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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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