AMD Radeon RX 6800M vs AMD Radeon RX 6600S

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

For most buyers the AMD Radeon RX 6800M is the better pick — it scores 52/100 to the AMD Radeon RX 6600S's 45, leading on Core Specifications and Memory. Choose the AMD Radeon RX 6600S instead if you want to spend less.

Verdict

Our overall take, at a glance

AMD Radeon RX 6800M leads overall

AMD Radeon RX 6800M

AMD Radeon RX 6600S

Why it stands out

Memory Capacity: 12 GB (200% more)
Memory Bandwidth: 384 GB/s (71% more)
Theoretical Performance Performance (FP32): 11.78 TFLOPS (51% more)

Winner by category for AMD Radeon RX 6800M vs AMD Radeon RX 6600S
Category	AMD Radeon RX 6800M	AMD Radeon RX 6600S	Winner
Core Specifications	81	76	AMD Radeon RX 6800M
Memory	74	31	AMD Radeon RX 6800M
API Support	50	50	Tie
Theoretical Performance	57	42	AMD Radeon RX 6800M
Benchmark	43	44	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 6800M

The AMD Radeon RX 6800M is a high-performance laptop graphics chip designed to deliver top-tier gaming performance and challenge competitor dominance in the portable space. Designed for gaming laptops like the Asus ROG Strix G15, it integrates proprietary features such as AMD SmartShift technology to dynamically balance power consumption between the CPU and GPU.

Best for High-performance laptop gaming without relying on competitor graphics hardwareBest for Buyers looking for highly integrated all-AMD gaming setups to maximize power…

Pros

Offers high-end gaming performance that competes directly with established rival flagship mobile GPUs
Utilizes SmartShift technology to dynamically allocate power between AMD processors and the graphics chip for optimized efficiency
Enables strong battery life and capable gaming performance even when running on battery power

Cons

Requires pairing with specific AMD processors and certified laptop designs to fully utilize SmartShift power-sharing benefits

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

Which is the better deal for the price

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AMD Radeon RX 6800M

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AMD Radeon RX 6600S

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Performance

Higher benchmark score = faster

AMD Radeon RX 6800M13,309

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 6800M	AMD Radeon RX 6600S
Base Frequency	1.815 GHz	2.359 GHz
Base Power	145 W	N/A
Maximum Frequency	2.105 GHz	2.655 GHz
Maximum Power	N/A	80 W
Lithography Process	7 nm	7 nm

Memory

Feature	AMD Radeon RX 6800M	AMD Radeon RX 6600S
Capacity	12 GB200% more	4 GB
Technology
Bus Width	192 bit	128 bit
Bandwidth	384 GB/s71% more	224 GB/s
Is Shared	No	No

API Support

Feature	AMD Radeon RX 6800M	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 6800M	AMD Radeon RX 6600S
Pixel Rate	147.2 GP/s	120.3 GP/s
Texture Rate	368 GT/s	244.2 GT/s
Performance (FP16)	23.55 TFLOPS51% more	15.63 TFLOPS
Performance (FP32)	11.78 TFLOPS51% more	7.81 TFLOPS
Performance (FP64)	736.2 GFLOPS	448.1 GFLOPS

Benchmark

Feature	AMD Radeon RX 6800M	AMD Radeon RX 6600S
G3D Mark	13,309	13,569

Miscellaneous

Feature	AMD Radeon RX 6800M	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 6800M vs AMD Radeon RX 6600S comparison

They are closely matched: AMD Radeon RX 6800M scores 47/100 and AMD Radeon RX 6600S scores 46/100 in our overall comparison — within 1 point. 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 6800M 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 47/100 for AMD Radeon RX 6800M and 46/100 for AMD Radeon RX 6600S.

It's close — AMD Radeon RX 6800M (47/100) 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.