AMD Radeon RX 6600M vs AMD Radeon RX 6500M

VS

AMD Radeon RX 6600M

AMD Radeon RX 6500M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 4GB VRAM Radeon RX 6500M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

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

More VRAM (8GB vs 4GB)

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

768 additional rendering cores

AMD Radeon RX 6500M 's Advantages

Released 8 months late

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +76%

8.659 TFLOPS

Radeon RX 6500M

4.915 TFLOPS

Blender

Radeon RX 6600M +149%

1007

Radeon RX 6500M

404

Radeon RX 6600M

VS

Radeon RX 6500M

Graphics Card

May 2021

Release Date

Jan 2022

Mobility Radeon

Generation

Mobility Radeon

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

2400 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

28

Compute Units

16

-

1792

Shading Units

1024

112

TMUs

64

ROPs

32

-

28

RT Cores

16

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

32 MB

L3 Cache

16 MB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

76.80 GPixel/s

270.6 GTexel/s

Texture Rate

153.6 GTexel/s

17.32 TFLOPS

FP16 (half)

9.830 TFLOPS

8.659 TFLOPS

FP32 (float)

4.915 TFLOPS

541.2 GFLOPS

FP64 (double)

307.2 GFLOPS

Board Design

100W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Navi 24

-

GPU Variant

Navi 24 XM

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

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

-

6.5

Shader Model

6.6

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