AMD Radeon RX 6600M vs AMD Radeon RX 6550M

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 4GB VRAM Radeon RX 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 144.0GB/s)

768 additional rendering cores

AMD Radeon RX 6550M 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 18% (2840MHz vs 2416MHz)

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +48%

8.659 TFLOPS

Radeon RX 6550M

5.816 TFLOPS

Radeon RX 6600M

VS

Radeon RX 6550M

Graphics Card

May 2021

Release Date

Jan 2023

Mobility Radeon

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

2068 MHz

Base Clock

2000 MHz

2416 MHz

Boost Clock

2840 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

144.0GB/s

Render Config

-

SM Count

-

28

Compute Units

16

1792

Shading Units

1024

112

TMUs

64

ROPs

32

-

Tensor Cores

-

28

RT Cores

16

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

90.88 GPixel/s

270.6 GTexel/s

Texture Rate

181.8 GTexel/s

17.32 TFLOPS

FP16 (half)

11.63 TFLOPS

8.659 TFLOPS

FP32 (float)

5.816 TFLOPS

541.2 GFLOPS

FP64 (double)

363.5 GFLOPS

Graphics Processor

Navi 23

GPU Name

Navi 24

-

GPU Variant

Navi 24

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

100W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

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

6.7

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