AMD Radeon RX 7800 XT vs AMD Radeon 660M

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

For most buyers the AMD Radeon RX 7800 XT is the better pick — it scores 80/100 to the AMD Radeon 660M's 22, leading on Core Specifications and Memory. Choose the AMD Radeon 660M instead if you want to spend less.

Verdict

Our overall take, at a glance

AMD Radeon RX 7800 XT leads overall

AMD Radeon RX 7800 XT

AMD Radeon 660M

Why it stands out

Theoretical Performance Performance (FP16): 37.3 TFLOPS (1178% more)
Theoretical Performance Performance (FP32): 37.32 TFLOPS (2458% more)
Benchmark G3D Mark: 24,472 (665% more)

Winner by category for AMD Radeon RX 7800 XT vs AMD Radeon 660M
Category	AMD Radeon RX 7800 XT	AMD Radeon 660M	Winner
Core Specifications	80	42	AMD Radeon RX 7800 XT
Memory	95	54	AMD Radeon RX 7800 XT
API Support	52	48	AMD Radeon RX 7800 XT
Theoretical Performance	81	29	AMD Radeon RX 7800 XT
Benchmark	77	4	AMD Radeon RX 7800 XT
Miscellaneous	89	22	AMD Radeon RX 7800 XT

In-depth analysisAI

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

AMD Radeon RX 7800 XT

The AMD Radeon RX 7800 XT is a desktop graphics card targeted at upper-midrange PC builders looking for high-refresh 1440p and entry-level 4K gaming capabilities. Positioned around the $500 price point, it provides strong competition against Nvidia options such as the RTX 4070 and RTX 4060 Ti 16GB. However, its generational performance uplift compared to previous-generation cards like the RX 6800 XT represents a more incremental evolution.

Best for High-framerate 1440p rasterized gaming at around a $500 price point

Pros

Competitive performance-per-dollar against similarly priced Nvidia GPUs like the RTX 4070
Solid frame rates across demanding 1440p and 4K rasterized game titles

Cons

Modest generational performance gains when compared to AMD's older RX 6800 XT
Ray tracing performance continues to trail Nvidia's competing architecture

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

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

AMD Radeon RX 7800 XT

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AMD Radeon 660M

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Performance

Higher benchmark score = faster

AMD Radeon RX 7800 XT24,472

AMD Radeon 660M3,197

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 7800 XT	AMD Radeon 660M
Base Frequency	1.8 GHz	N/A
Base Power	N/A	N/A
Maximum Frequency	2.43 GHz	1.9 GHz
Maximum Power	263 W	N/A
Lithography Process	5 nm17% less	6 nm

Memory

Feature	AMD Radeon RX 7800 XT	AMD Radeon 660M
Capacity	16 GB	N/A
Technology
Bus Width	256 bit	N/A
Bandwidth	624 GB/s	N/A
Is Shared	No	Yes

API Support

Feature	AMD Radeon RX 7800 XT	AMD Radeon 660M
DirectX Version	12	12
OpenGL Version	4.6	N/A
Vulkan Version	1.48% more	1.3
OpenCL Version	2.1	N/A

Theoretical Performance

Feature	AMD Radeon RX 7800 XT	AMD Radeon 660M
Pixel Rate	233 GP/s	N/A
Texture Rate	583 GT/s	N/A
Performance (FP16)	37.3 TFLOPS1178% more	2.918 TFLOPS
Performance (FP32)	37.32 TFLOPS2458% more	1.459 TFLOPS
Performance (FP64)	583 GFLOPS	N/A

Benchmark

Feature	AMD Radeon RX 7800 XT	AMD Radeon 660M
G3D Mark	24,472665% more	3,197

Miscellaneous

Feature	AMD Radeon RX 7800 XT	AMD Radeon 660M
Release Date	September 6, 2023	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 7800 XT vs AMD Radeon 660M comparison

Based on our overall comparison score, AMD Radeon RX 7800 XT rates higher at 79/100 versus 23/100 for AMD Radeon 660M — a 56-point lead. AMD Radeon RX 7800 XT is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

AMD Radeon RX 7800 XT 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 79/100 for AMD Radeon RX 7800 XT and 23/100 for AMD Radeon 660M.

If you want the higher-rated gpus option overall, AMD Radeon RX 7800 XT (79/100) edges out AMD Radeon 660M (23/100). But if AMD Radeon 660M is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.