GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for Radeon RX 6600 is available. Benchmarks for other models are currently being processed.
The Radeon RX 6600M is significantly faster than the Radeon RX 6600, leading by roughly 27% in our performance index.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Radeon RX 6600M vs Radeon RX 6600: In-Depth Breakdown
Performance: Radeon RX 6600M vs Radeon RX 6600
The Radeon RX 6600M is significantly faster, around 27% ahead of the Radeon RX 6600. Both cards sit in the same broad class, well suited to 1080p.
Power & Efficiency
The Radeon RX 6600M draws just 100W versus 132W for the Radeon RX 6600, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.
Memory & Bandwidth
The Radeon RX 6600M's memory is faster — 256 GB/s versus 224 GB/s — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX 6600 or Radeon RX 6600M?
The Radeon RX 6600M is the faster card by about 27%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Radeon RX 6600M better than the Radeon RX 6600?
Which is better for 4K gaming, the Radeon RX 6600 or the Radeon RX 6600M?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6600 | Radeon RX 6600M |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| Process Node | TSMC N7 | TSMC 7nm |
| CUDA Cores (Stream Processors / Stream Processors) | 1,792 | 1,792 |
| Ray Tracing Cores | 28 | 28 |
| Tensor / AI Cores | — | 56 |
Clock Speeds
| Specification | Radeon RX 6600 | Radeon RX 6600M |
|---|---|---|
| Base Clock | 1,626 MHz | 2,068 MHz✓ |
| Boost Clock | 2,491 MHz✓ | 2,177 MHz |
Memory
| Specification | Radeon RX 6600 | Radeon RX 6600M |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 128-bit | 128-bit |
| Memory Speed | 14 Gbps | 16 Gbps✓ |
| Bandwidth | 224 GB/s | 256 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6600 | Radeon RX 6600M |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| TDP | 132 W | 100 W✓ |
| Power Connectors | 1x 8-pin | None |
| Released | Oct 2021 | Jun 2021 |
Related Reading
Why Amazon Is Flooded With Cheap, Off-Brand RX 580 Graphics Cards
Brands like AISURIX, Peladn, and MLLSE sell an 8GB RX 580 for under $100. Here's the truth about ex-mining silicon, the 'RX 580 2048SP' trick, and whether you should buy one.
The Budget Hero: Intel Arc A750 Real-World Review
Is the Intel Arc A750 still the king of budget 1080p gaming? We look at how years of driver maturity have transformed this GPU.