AMD Radeon RX 6300M vs AMD Radeon RX 6600M

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 6300M and 8GB VRAM Radeon RX 6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300M 's Advantages

Released 8 months late

Lower TDP (35W vs 100W)

AMD Radeon RX 6600M 's Advantages

Boost Clock has increased by 1% (2416MHz vs 2400MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 72.00GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6300M

3.686 TFLOPS

Radeon RX 6600M +134%

8.659 TFLOPS

Radeon RX 6300M

VS

Radeon RX 6600M

Graphics Card

Jan 2022

Release Date

May 2021

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x8

Clock Speeds

2000 MHz

Base Clock

2068 MHz

2400 MHz

Boost Clock

2416 MHz

2250 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

32bit

Memory Bus

128bit

72.00GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

12

Compute Units

28

768

Shading Units

1792

48

TMUs

112

32

ROPs

64

-

Tensor Cores

-

12

RT Cores

28

128 KB per Array

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

Theoretical Performance

76.80 GPixel/s

Pixel Rate

154.6 GPixel/s

115.2 GTexel/s

Texture Rate

270.6 GTexel/s

7.373 TFLOPS

FP16 (half)

17.32 TFLOPS

3.686 TFLOPS

FP32 (float)

8.659 TFLOPS

230.4 GFLOPS

FP64 (double)

541.2 GFLOPS

Graphics Processor

Navi 24

GPU Name

Navi 23

Navi 24 XML

GPU Variant

-

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

5.4 billion

Transistors

11.06 billion

107 mm²

Die Size

237 mm²

Board Design

35W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.5

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