AMD Radeon RX 6500M vs AMD Radeon R5 M420

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6500M 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 6500M 's Advantages

Released 5 years and 8 months late

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

Larger VRAM bandwidth (144.0GB/s vs 16.00GB/s)

704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6500M +803%

4.915 TFLOPS

Radeon R5 M420

0.544 TFLOPS

Radeon RX 6500M

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

4GB

Memory Size

4GB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

64bit

144.0GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

16

Compute Units

5

1024

Shading Units

320

64

TMUs

20

32

ROPs

8

-

Tensor Cores

-

16

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

76.80 GPixel/s

Pixel Rate

6.800 GPixel/s

153.6 GTexel/s

Texture Rate

17.00 GTexel/s

9.830 TFLOPS

FP16 (half)

-

4.915 TFLOPS

FP32 (float)

544.0 GFLOPS

307.2 GFLOPS

FP64 (double)

34.00 GFLOPS

Graphics Processor

Navi 24

GPU Name

Jet

Navi 24 XM

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

Board Design

50W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

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

-

CUDA

-

6.6

Shader Model

6.5 (5.1)

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