AMD Radeon RX 6800M vs AMD Radeon RX 5300M

VS

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 3GB VRAM Radeon RX 5300M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 1 years and 6 months late

Boost Clock has increased by 65% (2390MHz vs 1445MHz)

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (384.0GB/s vs 168.0GB/s)

1152 additional rendering cores

AMD Radeon RX 5300M 's Advantages

Lower TDP (85W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +200%

12.24 TFLOPS

Radeon RX 5300M

4.069 TFLOPS

Radeon RX 6800M

VS

Radeon RX 5300M

Graphics Card

May 2021

Release Date

Nov 2019

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

2116 MHz

Base Clock

1000 MHz

2390 MHz

Boost Clock

1445 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

12GB

Memory Size

3GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

96bit

384.0GB/s

Bandwidth

168.0GB/s

Render Config

-

SM Count

-

40

Compute Units

22

2560

Shading Units

1408

160

TMUs

88

64

ROPs

32

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

2 MB

Theoretical Performance

153.0 GPixel/s

Pixel Rate

46.24 GPixel/s

382.4 GTexel/s

Texture Rate

127.2 GTexel/s

24.47 TFLOPS

FP16 (half)

8.138 TFLOPS

12.24 TFLOPS

FP32 (float)

4.069 TFLOPS

764.8 GFLOPS

FP64 (double)

254.3 GFLOPS

Graphics Processor

Navi 22

GPU Name

Navi 14

Navi 22 XTM

GPU Variant

Navi 14 XLM

RDNA 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

17.2 billion

Transistors

6.4 billion

335 mm²

Die Size

158 mm²

Board Design

145W

TDP

85W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.5

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