AMD Radeon RX 7900 GRE 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 7900 GRE is the better pick — it scores 83/100 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 7900 GRE leads overall

AMD Radeon RX 7900 GRE

AMD Radeon 660M

Why it stands out

Theoretical Performance Performance (FP16): 46 TFLOPS (1476% more)
Theoretical Performance Performance (FP32): 45.98 TFLOPS (3051% more)
Benchmark G3D Mark: 27,450 (759% more)

Winner by category for AMD Radeon RX 7900 GRE vs AMD Radeon 660M
Category	AMD Radeon RX 7900 GRE	AMD Radeon 660M	Winner
Core Specifications	80	42	AMD Radeon RX 7900 GRE
Memory	95	54	AMD Radeon RX 7900 GRE
API Support	52	48	AMD Radeon RX 7900 GRE
Theoretical Performance	85	29	AMD Radeon RX 7900 GRE
Benchmark	82	4	AMD Radeon RX 7900 GRE
Miscellaneous	89	22	AMD Radeon RX 7900 GRE

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 7900 GRE

The AMD Radeon RX 7900 GRE is a desktop graphics card based on the RDNA 3 architecture, utilizing a cut-down version of the GPU die found in the RX 7900 XT. Released around the $550 price mark, it is designed for PC gamers seeking robust high-refresh 1440p gaming and entry-level 4K performance. It positions itself as a cost-effective alternative between mid-range and top-tier enthusiast GPUs.

Best for High-frame-rate 1440p gaming in rasterization-heavy titlesBest for Value-focused builds targeting mid-to-high $500 GPU budgets

Pros

Outperforms similarly priced Nvidia competitors in traditional rasterized gaming performance
Provides strong cost-per-frame value at 1440p and 4K resolutions
Offers competitive ray-tracing capability compared to previous-generation AMD offerings

Cons

Ray-tracing performance generally falls short of higher-tier Nvidia cards
Power consumption and thermal hotspots require adequate system cooling

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 7900 GRE

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AMD Radeon 660M

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Performance

Higher benchmark score = faster

AMD Radeon RX 7900 GRE27,450

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 7900 GRE	AMD Radeon 660M
Base Frequency	1.27 GHz	N/A
Base Power	N/A	N/A
Maximum Frequency	2.245 GHz	1.9 GHz
Maximum Power	260 W	N/A
Lithography Process	5 nm17% less	6 nm

Memory

Feature	AMD Radeon RX 7900 GRE	AMD Radeon 660M
Capacity	16 GB	N/A
Technology
Bus Width	256 bit	N/A
Bandwidth	576 GB/s	N/A
Is Shared	No	Yes

API Support

Feature	AMD Radeon RX 7900 GRE	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 7900 GRE	AMD Radeon 660M
Pixel Rate	269.4 GP/s	N/A
Texture Rate	718.4 GT/s	N/A
Performance (FP16)	46 TFLOPS1476% more	2.918 TFLOPS
Performance (FP32)	45.98 TFLOPS3051% more	1.459 TFLOPS
Performance (FP64)	718 GFLOPS	N/A

Benchmark

Feature	AMD Radeon RX 7900 GRE	AMD Radeon 660M
G3D Mark	27,450759% more	3,197

Miscellaneous

Feature	AMD Radeon RX 7900 GRE	AMD Radeon 660M
Release Date	July 27, 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 7900 GRE vs AMD Radeon 660M comparison

Based on our overall comparison score, AMD Radeon RX 7900 GRE rates higher at 83/100 versus 23/100 for AMD Radeon 660M — a 60-point lead. AMD Radeon RX 7900 GRE 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 7900 GRE 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 83/100 for AMD Radeon RX 7900 GRE and 23/100 for AMD Radeon 660M.

If you want the higher-rated gpus option overall, AMD Radeon RX 7900 GRE (83/100) 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.