AMD Radeon 680M vs AMD Radeon 660M

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

For most buyers the AMD Radeon 680M is the better pick — it scores 34/100 to the AMD Radeon 660M's 28, leading on Theoretical Performance and Benchmark. Choose the AMD Radeon 660M instead if you want to spend less.

Verdict

Our overall take, at a glance

AMD Radeon 680M leads overall

AMD Radeon 680M

AMD Radeon 660M

Why it stands out

Theoretical Performance Performance (FP16): 6.758 TFLOPS (132% more)
Theoretical Performance Performance (FP32): 3.379 TFLOPS (132% more)
Benchmark G3D Mark: 4,016 (26% more)

Winner by category for AMD Radeon 680M vs AMD Radeon 660M
Category	AMD Radeon 680M	AMD Radeon 660M	Winner
Core Specifications	50	50	Tie
Memory	56	56	Tie
API Support	50	50	Tie
Theoretical Performance	51	30	AMD Radeon 680M
Benchmark	18	12	AMD Radeon 680M
Miscellaneous	32	32	Tie

In-depth analysisAI

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

AMD Radeon 680M

The AMD Radeon 680M is an integrated graphics processor engineered for mobile laptops and handheld devices powered by AMD Ryzen processors. Designed to handle light gaming and daily multimedia tasks without the added bulk of a dedicated graphics card, it offers a balance of energy efficiency and entry-level 3D graphics performance. It targets users seeking lightweight laptops or portable gaming devices with decent graphical capabilities.

Best for Lightweight laptops prioritized for portability and casual 1080p gamingBest for Handheld gaming PCs requiring power-efficient integrated graphics

Pros

Integrated architecture reduces total device power consumption and heat output
Delivers entry-level 1080p gaming capabilities without requiring a discrete GPU
Enables compact and ultraportable laptop designs

Cons

Graphics performance is constrained compared to standalone dedicated GPUs
Relies on shared system memory, which can limit bandwidth

AMD Radeon 660M

The AMD Radeon 660M is an integrated mobile graphics solution introduced in early 2022 for everyday laptop computing. Built on a 6nm lithography process, it operates on shared system memory and reaches a maximum clock frequency of 1.9 GHz. It is designed for entry-level devices where energy efficiency and basic display capabilities are prioritized over heavy 3D rendering.

Best for Basic multimedia consumption and everyday productivity tasks on thin laptopsBest for Casual or light 3D gaming at low graphics settings

Pros

Built on an efficient 6nm manufacturing process
Reaches maximum boost frequencies up to 1.9 GHz
Includes support for DirectX 12 API

Cons

Relies entirely on shared system memory rather than fast dedicated VRAM
Entry-level integrated graphics performance restricts heavy 3D gaming and intense GPU workloads

Value for Money

Which is the better deal for the price

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AMD Radeon 680M

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AMD Radeon 660M

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Performance

Higher benchmark score = faster

AMD Radeon 680M4,016

AMD Radeon 660M3,197

See the raw benchmark values →

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

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	AMD Radeon 680M	AMD Radeon 660M
Base Frequency	N/A	N/A
Maximum Frequency	2.4 GHz	1.9 GHz
Lithography Process	6 nm	6 nm

Memory

Feature	AMD Radeon 680M	AMD Radeon 660M
Technology
Bus Width	N/A	N/A
Bandwidth	N/A	N/A
Is Shared	Yes	Yes

API Support

Feature	AMD Radeon 680M	AMD Radeon 660M
DirectX Version	12	12
OpenGL Version	N/A	N/A
Vulkan Version	1.3	1.3
OpenCL Version	N/A	N/A

Theoretical Performance

Feature	AMD Radeon 680M	AMD Radeon 660M
Pixel Rate	N/A	N/A
Texture Rate	N/A	N/A
Performance (FP16)	6.758 TFLOPS132% more	2.918 TFLOPS
Performance (FP32)	3.379 TFLOPS132% more	1.459 TFLOPS
Performance (FP64)	N/A	N/A

Benchmark

Feature	AMD Radeon 680M	AMD Radeon 660M
G3D Mark	4,01626% more	3,197

Miscellaneous

Feature	AMD Radeon 680M	AMD Radeon 660M
Release Date	January 4, 2022	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 680M vs AMD Radeon 660M comparison

They are closely matched: AMD Radeon 680M scores 24/100 and AMD Radeon 660M scores 23/100 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 680M and AMD Radeon 660M 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 24/100 for AMD Radeon 680M and 23/100 for AMD Radeon 660M.

It's close — AMD Radeon 680M (24/100) and AMD Radeon 660M (23/100) 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.