AMD Radeon RX 6600M vs AMD Radeon RX 6600S

Updated Sep 2026 · Scored by the Let’s Compare Data Engine · How we score

The AMD Radeon RX 6600M and AMD Radeon RX 6600S are closely matched at 46 and 45/100. The AMD Radeon RX 6600M edges ahead on Memory, while the AMD Radeon RX 6600S leads on Core Specifications — pick the one whose strengths match what you'll actually use.

Verdict

Our overall take, at a glance

AMD Radeon RX 6600M and AMD Radeon RX 6600S are closely matched

AMD Radeon RX 6600M

AMD Radeon RX 6600S

Where AMD Radeon RX 6600M stands out

Memory Capacity: 8 GB (100% more)
Core Specifications Maximum Power: 100 W (25% more)
Theoretical Performance Performance (FP16): 17.55 TFLOPS (12% more)

Winner by category for AMD Radeon RX 6600M vs AMD Radeon RX 6600S
Category	AMD Radeon RX 6600M	AMD Radeon RX 6600S	Winner
Core Specifications	45	55	AMD Radeon RX 6600S
Memory	56	40	AMD Radeon RX 6600M
API Support	50	50	Tie
Theoretical Performance	48	46	Tie
Benchmark	44	43	Tie
Miscellaneous	41	41	Tie

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Sep 2026.

AMD Radeon RX 6600M

The AMD Radeon RX 6600M is a mobile graphics processor designed to bring mid-range performance to gaming laptops. It serves as a direct competitor to NVIDIA's GeForce RTX 3060 Laptop GPU, aiming to offer a high-value alternative for budget-conscious gamers.

Best for Mid-range laptop gaming where cost-to-performance ratio is a primary concernBest for Gamers seeking a viable non-NVIDIA alternative in the portable gaming segment

Pros

Positions itself as a highly competitive value alternative to mainstream NVIDIA laptop GPUs
Designed to deliver capable gaming performance in mid-range notebooks

Cons

Faces tough market competition from the widely available GeForce RTX 3060 laptop ecosystem

AMD Radeon RX 6600S

The AMD Radeon RX 6600S is a dedicated graphics processor designed for mobile platforms, utilizing a 7-nanometer manufacturing process. It comes equipped with 8 GB of dedicated GDDR6 memory on a 192-bit bus, achieving a memory bandwidth of 432 GB/s. With an adjustable power envelope between 50 and 100 watts, it balances thermal efficiency and performance for portable gaming setups.

Best for Mid-range gaming on portable and thin-and-light laptop designsBest for Content creation tasks requiring dedicated VRAM on the go

Pros

Dedicated 8 GB GDDR6 memory prevents the system from sharing main memory for graphical tasks
High memory bandwidth of 432 GB/s supported by a wide 192-bit bus
Flexible power requirements from 50W to 100W allow for integration into thinner laptop form factors
Up-to-date API support including Vulkan 1.3 and DirectX 12

Cons

Peak single-precision performance of 7.0 TFLOPS may limit frame rates on demanding modern AAA games at high settings

Value for Money

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AMD Radeon RX 6600M

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AMD Radeon RX 6600S

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Performance

Higher benchmark score = faster

AMD Radeon RX 6600M13,764

AMD Radeon RX 6600S13,569

See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	AMD Radeon RX 6600M	AMD Radeon RX 6600S
Base Frequency	2.359 GHz	2.359 GHz
Base Power	N/A	N/A
Maximum Frequency	2.655 GHz	2.655 GHz
Maximum Power	100 W25% more	80 W
Lithography Process	7 nm	7 nm

Memory

Feature	AMD Radeon RX 6600M	AMD Radeon RX 6600S
Capacity	8 GB100% more	4 GB
Technology
Bus Width	128 bit	128 bit
Bandwidth	224 GB/s	224 GB/s
Is Shared	No	No

API Support

Feature	AMD Radeon RX 6600M	AMD Radeon RX 6600S
DirectX Version	12	12
OpenGL Version	4.6	4.6
Vulkan Version	1.3	1.3
OpenCL Version	2.1	2.1

Theoretical Performance

Feature	AMD Radeon RX 6600M	AMD Radeon RX 6600S
Pixel Rate	139.3 GP/s	120.3 GP/s
Texture Rate	274.2 GT/s	244.2 GT/s
Performance (FP16)	17.55 TFLOPS12% more	15.63 TFLOPS
Performance (FP32)	7.8 TFLOPS	7.81 TFLOPS
Performance (FP64)	487.5 GFLOPS	448.1 GFLOPS

Benchmark

Feature	AMD Radeon RX 6600M	AMD Radeon RX 6600S
G3D Mark	13,764	13,569

Miscellaneous

Feature	AMD Radeon RX 6600M	AMD Radeon RX 6600S
Release Date	May 31, 2021	January 4, 2022
Platform

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about AMD Radeon RX 6600M vs AMD Radeon RX 6600S comparison

They are closely matched: AMD Radeon RX 6600M scores 48/100 and AMD Radeon RX 6600S scores 46/100 in our overall comparison — within 2 points. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.

AMD Radeon RX 6600M and AMD Radeon RX 6600S are compared side by side above across every spec in the gpus category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 48/100 for AMD Radeon RX 6600M and 46/100 for AMD Radeon RX 6600S.

It's close — AMD Radeon RX 6600M (48/100) and AMD Radeon RX 6600S (46/100) score almost the same. Pick based on price and the individual specs that matter most to you; the comparison above shows where each one pulls ahead.