NVIDIA GeForce MX450 30.5W 8Gbps vs AMD Radeon RX 580X Mobile

VS

NVIDIA GeForce MX450 30.5W 8Gbps

AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 30.5W 8Gbps and 8GB VRAM Radeon RX 580X 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 2 years and 4 months late

Boost Clock has increased by 18% (1275MHz vs 1077MHz)

Lower TDP (31W vs 100W)

AMD Radeon RX 580X Mobile 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 64.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce MX450 30.5W 8Gbps

2.285 TFLOPS

Radeon RX 580X Mobile +117%

4.963 TFLOPS

GeForce MX450 30.5W 8Gbps

VS

Radeon RX 580X Mobile

Graphics Card

Aug 2020

Release Date

Apr 2018

GeForce MX

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

MXM-B (3.0)

Clock Speeds

1035 MHz

Base Clock

1000 MHz

1275 MHz

Boost Clock

1077 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

64.00GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

36

14

SM Count

-

896

Shading Units

2304

56

TMUs

144

32

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

40.80 GPixel/s

Pixel Rate

34.46 GPixel/s

71.40 GTexel/s

Texture Rate

155.1 GTexel/s

4.570 TFLOPS

FP16 (half)

4.963 TFLOPS

2.285 TFLOPS

FP32 (float)

4.963 TFLOPS

71.40 GFLOPS

FP64 (double)

310.2 GFLOPS

Board Design

31W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

Polaris 20

-

GPU Variant

Polaris 20M XT

Turing

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

12 nm

Process Size

14 nm

4.7 billion

Transistors

5.7 billion

200 mm²

Die Size

232 mm²

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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