AMD Radeon RX 560X Mobile vs NVIDIA GeForce MX450 25W

VS

AMD Radeon RX 560X Mobile

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 560X Mobile 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 560X Mobile 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 80.00GB/s)

NVIDIA GeForce MX450 25W 's Advantages

Released 1 years and 7 months late

Boost Clock930MHz

Lower TDP (25W vs 65W)

Score

Benchmark

FP32 (float)

Radeon RX 560X Mobile +31%

2.192 TFLOPS

GeForce MX450 25W

1.667 TFLOPS

Radeon RX 560X Mobile

VS

GeForce MX450 25W

Graphics Card

Jan 2019

Release Date

Aug 2020

Mobility Radeon

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

720 MHz

-

Boost Clock

930 MHz

1750 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

112.0GB/s

Bandwidth

80.00GB/s

Render Config

14

Compute Units

-

SM Count

14

896

Shading Units

896

56

TMUs

56

16

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

19.57 GPixel/s

Pixel Rate

29.76 GPixel/s

68.49 GTexel/s

Texture Rate

52.08 GTexel/s

2.192 TFLOPS

FP16 (half)

3.333 TFLOPS

2.192 TFLOPS

FP32 (float)

1.667 TFLOPS

137.0 GFLOPS

FP64 (double)

52.08 GFLOPS

Board Design

65W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 31

GPU Name

TU117

Polaris 31 MXL

GPU Variant

N18S-G5

GCN 4.0

Architecture

Turing

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

12 nm

3 billion

Transistors

4.7 billion

123 mm²

Die Size

200 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

6.4

Shader Model

6.6

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