AMD Radeon Pro 5300M vs AMD Radeon R5 M255

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 5300M and 2GB VRAM Radeon R5 M255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 5300M 's Advantages

Released 5 years and 1 months late

Boost Clock has increased by 33% (1250MHz vs 940MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (192.0GB/s vs 32.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 5300M +343%

3.2 TFLOPS

Radeon R5 M255

0.721 TFLOPS

Radeon Pro 5300M

VS

Radeon R5 M255

Graphics Card

Nov 2019

Release Date

Oct 2014

Radeon Pro Mac

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

925 MHz

1250 MHz

Boost Clock

940 MHz

1500 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

192.0GB/s

Bandwidth

32.00GB/s

Render Config

-

SM Count

-

20

Compute Units

6

1280

Shading Units

384

80

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

40.00 GPixel/s

Pixel Rate

7.520 GPixel/s

100.0 GTexel/s

Texture Rate

22.56 GTexel/s

6.400 TFLOPS

FP16 (half)

721.9 GFLOPS

3.200 TFLOPS

FP32 (float)

721.9 GFLOPS

200.0 GFLOPS

FP64 (double)

45.12 GFLOPS

Graphics Processor

Navi 14

GPU Name

Topaz

Navi 14 PROA

GPU Variant

Topaz PRO (216-0858030)

RDNA 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

6.4 billion

Transistors

1.55 billion

158 mm²

Die Size

125 mm²

Board Design

85W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2.170

-

CUDA

-

6.5

Shader Model

6.5

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