AMD Radeon RX 6650M vs AMD Radeon RX 6600S

VS

AMD Radeon RX 6650M

AMD Radeon RX 6600S

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M and 4GB VRAM Radeon RX 6600S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650M 's Advantages

Boost Clock has increased by 21% (2416MHz vs 2000MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 224.0GB/s)

AMD Radeon RX 6600S 's Advantages

Lower TDP (80W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M +20%

8.659 TFLOPS

Radeon RX 6600S

7.168 TFLOPS

Blender

Radeon RX 6650M

909

Radeon RX 6600S +22%

1115

Radeon RX 6650M

VS

Radeon RX 6600S

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 x8

Clock Speeds

2068 MHz

Base Clock

1700 MHz

2416 MHz

Boost Clock

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

224.0GB/s

Render Config

28

Compute Units

28

-

1792

Shading Units

1792

112

TMUs

112

64

ROPs

64

-

28

RT Cores

28

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

32 MB

L3 Cache

32 MB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

128.0 GPixel/s

270.6 GTexel/s

Texture Rate

224.0 GTexel/s

17.32 TFLOPS

FP16 (half)

14.34 TFLOPS

8.659 TFLOPS

FP32 (float)

7.168 TFLOPS

541.2 GFLOPS

FP64 (double)

448.0 GFLOPS

Board Design

120W

TDP

80W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Navi 23

-

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

11.06 billion

Transistors

11.06 billion

237 mm²

Die Size

237 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.5

Shader Model

6.5

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