NVIDIA GeForce MX450 30.5W 8Gbps vs AMD Radeon RX 640 Mobile

VS

NVIDIA GeForce MX450 30.5W 8Gbps AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 30.5W 8Gbps and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 30.5W 8Gbps 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 5% (1275MHz vs 1218MHz)

Larger VRAM bandwidth (64.00GB/s vs 48.00GB/s)

256 additional rendering cores

Lower TDP (31W vs 50W)

Score

Benchmark

FP32 (float)

GeForce MX450 30.5W 8Gbps +46%

2.285 TFLOPS

Radeon RX 640 Mobile

1.559 TFLOPS

GeForce MX450 30.5W 8Gbps

VS

Radeon RX 640 Mobile

Graphics Card

Aug 2020

Release Date

May 2019

GeForce MX

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

1035 MHz

Base Clock

1082 MHz

1275 MHz

Boost Clock

1218 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

64bit

64.00GB/s

Bandwidth

48.00GB/s

Render Config

14

SM Count

-

Compute Units

10

896

Shading Units

640

56

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

40.80 GPixel/s

Pixel Rate

19.49 GPixel/s

71.40 GTexel/s

Texture Rate

48.72 GTexel/s

4.570 TFLOPS

FP16 (half)

1.559 TFLOPS

2.285 TFLOPS

FP32 (float)

1.559 TFLOPS

71.40 GFLOPS

FP64 (double)

97.44 GFLOPS

Graphics Processor

TU117

GPU Name

Polaris 23

-

GPU Variant

Polaris 23 XT

Turing

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

12 nm

Process Size

14 nm

4.7 billion

Transistors

2.2 billion

200 mm²

Die Size

103 mm²

Board Design

31W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

7.5

CUDA

-

6.6

Shader Model

6.4

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