AMD Radeon RX 6300M vs AMD Radeon R5 M420

VS

AMD Radeon RX 6300M

AMD Radeon R5 M420

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 6300M and 4GB VRAM Radeon R5 M420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300M 's Advantages

Released 5 years and 8 months late

Boost Clock has increased by 182% (2400MHz vs 850MHz)

Larger VRAM bandwidth (72.00GB/s vs 16.00GB/s)

448 additional rendering cores

AMD Radeon R5 M420 's Advantages

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

Radeon RX 6300M +577%

3.686 TFLOPS

Radeon R5 M420

0.544 TFLOPS

Radeon RX 6300M

VS

Radeon R5 M420

Graphics Card

Jan 2022

Release Date

May 2016

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

2000 MHz

Base Clock

780 MHz

2400 MHz

Boost Clock

850 MHz

2250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

GDDR6

Memory Type

DDR3

32bit

Memory Bus

64bit

72.00GB/s

Bandwidth

16.00GB/s

Render Config

12

Compute Units

5

-

768

Shading Units

320

48

TMUs

20

32

ROPs

8

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

8 MB

L3 Cache

-

Theoretical Performance

76.80 GPixel/s

Pixel Rate

6.800 GPixel/s

115.2 GTexel/s

Texture Rate

17.00 GTexel/s

7.373 TFLOPS

FP16 (half)

-

3.686 TFLOPS

FP32 (float)

544.0 GFLOPS

230.4 GFLOPS

FP64 (double)

34.00 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Navi 24

GPU Name

Jet

Navi 24 XML

GPU Variant

Jet PRO (216-0856040)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

0.69 billion

107 mm²

Die Size

56 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

-

6.6

Shader Model

6.5 (5.1)

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