AMD Radeon Pro 555X vs NVIDIA GeForce MX450 30.5W 10Gbps

VS

AMD Radeon Pro 555X

NVIDIA GeForce MX450 30.5W 10Gbps

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 2GB VRAM GeForce MX450 30.5W 10Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

More VRAM (4GB vs 2GB)

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

NVIDIA GeForce MX450 30.5W 10Gbps 's Advantages

Released 2 years and 1 months late

Boost Clock1575MHz

128 additional rendering cores

Lower TDP (31W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X

1.393 TFLOPS

GeForce MX450 30.5W 10Gbps +102%

2.822 TFLOPS

Radeon Pro 555X

VS

GeForce MX450 30.5W 10Gbps

Graphics Card

Jul 2018

Release Date

Aug 2020

Radeon Pro Mac

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1395 MHz

-

Boost Clock

1575 MHz

1470 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

94.08GB/s

Bandwidth

80.00GB/s

Render Config

12

Compute Units

-

SM Count

14

768

Shading Units

896

48

TMUs

56

16

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

50.40 GPixel/s

43.54 GTexel/s

Texture Rate

88.20 GTexel/s

1393 GFLOPS

FP16 (half)

5.645 TFLOPS

1393 GFLOPS

FP32 (float)

2.822 TFLOPS

87.07 GFLOPS

FP64 (double)

88.20 GFLOPS

Board Design

75W

TDP

31W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 21

GPU Name

TU117

Polaris 21 PRO

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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