AMD Radeon RX 6600S vs AMD Radeon RX 6300M

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 2GB VRAM Radeon RX 6300M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

More VRAM (4GB vs 2GB)

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

1024 additional rendering cores

AMD Radeon RX 6300M 's Advantages

Boost Clock has increased by 20% (2400MHz vs 2000MHz)

Lower TDP (35W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +94%

7.168 TFLOPS

Radeon RX 6300M

3.686 TFLOPS

Radeon RX 6600S

VS

Radeon RX 6300M

Graphics Card

Jan 2022

Release Date

Jan 2022

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

1700 MHz

Base Clock

2000 MHz

Boost Clock

2400 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

32bit

224.0GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

28

Compute Units

12

1792

Shading Units

768

112

TMUs

48

64

ROPs

32

-

Tensor Cores

-

28

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

Theoretical Performance

128.0 GPixel/s

Pixel Rate

76.80 GPixel/s

224.0 GTexel/s

Texture Rate

115.2 GTexel/s

14.34 TFLOPS

FP16 (half)

7.373 TFLOPS

7.168 TFLOPS

FP32 (float)

3.686 TFLOPS

448.0 GFLOPS

FP64 (double)

230.4 GFLOPS

Graphics Processor

Navi 23

GPU Name

Navi 24

-

GPU Variant

Navi 24 XML

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

11.06 billion

Transistors

5.4 billion

237 mm²

Die Size

107 mm²

Board Design

80W

TDP

35W

-

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

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.6

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