NVIDIA GeForce MX450 25W vs AMD Radeon Pro 555X

VS

NVIDIA GeForce MX450 25W

AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Released 2 years and 1 months late

Boost Clock930MHz

128 additional rendering cores

Lower TDP (25W vs 75W)

AMD Radeon Pro 555X 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (94.08GB/s vs 80.00GB/s)

Score

Benchmark

FP32 (float)

GeForce MX450 25W +19%

1.667 TFLOPS

Radeon Pro 555X

1.393 TFLOPS

GeForce MX450 25W

VS

Radeon Pro 555X

Graphics Card

Aug 2020

Release Date

Jul 2018

GeForce MX

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

720 MHz

Base Clock

-

930 MHz

Boost Clock

-

1250 MHz

Memory Clock

1470 MHz

Memory

2GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

80.00GB/s

Bandwidth

94.08GB/s

Render Config

-

Compute Units

12

14

SM Count

-

896

Shading Units

768

56

TMUs

48

32

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

29.76 GPixel/s

Pixel Rate

14.51 GPixel/s

52.08 GTexel/s

Texture Rate

43.54 GTexel/s

3.333 TFLOPS

FP16 (half)

1393 GFLOPS

1.667 TFLOPS

FP32 (float)

1393 GFLOPS

52.08 GFLOPS

FP64 (double)

87.07 GFLOPS

Board Design

25W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

Polaris 21

N18S-G5

GPU Variant

Polaris 21 PRO

Turing

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

12 nm

Process Size

14 nm

4.7 billion

Transistors

3 billion

200 mm²

Die Size

123 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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