AMD Radeon RX 5300M vs AMD Radeon R5 M255

VS

AMD Radeon RX 5300M

AMD Radeon R5 M255

We compared two Mobile platform GPUs: 3GB VRAM Radeon RX 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 RX 5300M 's Advantages

Released 5 years and 1 months late

Boost Clock has increased by 54% (1445MHz vs 940MHz)

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (168.0GB/s vs 32.00GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 5300M +464%

4.069 TFLOPS

Radeon R5 M255

0.721 TFLOPS

Radeon RX 5300M

VS

Radeon R5 M255

Graphics Card

Nov 2019

Release Date

Oct 2014

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

925 MHz

1445 MHz

Boost Clock

940 MHz

1750 MHz

Memory Clock

1000 MHz

Memory

3GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

96bit

Memory Bus

128bit

168.0GB/s

Bandwidth

32.00GB/s

Render Config

22

Compute Units

6

-

1408

Shading Units

384

88

TMUs

24

32

ROPs

8

-

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

46.24 GPixel/s

Pixel Rate

7.520 GPixel/s

127.2 GTexel/s

Texture Rate

22.56 GTexel/s

8.138 TFLOPS

FP16 (half)

721.9 GFLOPS

4.069 TFLOPS

FP32 (float)

721.9 GFLOPS

254.3 GFLOPS

FP64 (double)

45.12 GFLOPS

Board Design

85W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Navi 14

GPU Name

Topaz

Navi 14 XLM

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

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

-

6.5

Shader Model

6.5

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