Radeon RX 6600M vs Radeon RX 7700M
The Radeon RX 7700M pulls ahead here — clearly quicker and about 11% quicker than the Radeon RX 6600M.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for Radeon RX 6600M and Radeon RX 7700M.
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Comparable or lower specs
Radeon RX 7700M vs Radeon RX 6600M: In-Depth Breakdown
Performance: Radeon RX 7700M vs Radeon RX 6600M
The Radeon RX 7700M is noticeably faster, around 11% ahead of the Radeon RX 6600M. Both cards sit in the same broad class, well suited to 1080p. The Radeon RX 7700M packs 2,048 stream processors versus 1,792 on the Radeon RX 6600M.
Power & Efficiency
Power draw favors the Radeon RX 6600M (100W vs 120W), and it's the more efficient card too, so it's the easy pick if thermals or a smaller PSU matter.
Memory & Bandwidth
The Radeon RX 7700M's memory is faster — 288 GB/s versus 256 GB/s — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The Radeon RX 7700M is roughly 2 years newer than the Radeon RX 6600M (RDNA 3 vs RDNA 2), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: Radeon RX 6600M or Radeon RX 7700M?
The Radeon RX 7700M is the faster card by about 11%. 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 7700M better than the Radeon RX 6600M?
Which is better for 4K gaming, the Radeon RX 6600M or the Radeon RX 7700M?
Which should you buy: Radeon RX 6600M or Radeon RX 7700M?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6600M | Radeon RX 7700M |
|---|---|---|
| Architecture | RDNA 2 | RDNA 3 |
| Process Node | TSMC 7nm | TSMC N5 |
| CUDA Cores (Stream Processors / Stream Processors) | 1,792 | 2,048✓ |
| Ray Tracing Cores | 28 | 32✓ |
| Tensor / AI Cores | 56 | 64✓ |
Clock Speeds
| Specification | Radeon RX 6600M | Radeon RX 7700M |
|---|---|---|
| Base Clock | 2,068 MHz✓ | 1,800 MHz |
| Boost Clock | 2,177 MHz | 2,300 MHz✓ |
Memory
| Specification | Radeon RX 6600M | Radeon RX 7700M |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 128-bit | 128-bit |
| Memory Speed | 16 Gbps | 18 Gbps✓ |
| Bandwidth | 256 GB/s | 288 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6600M | Radeon RX 7700M |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| TDP | 100 W✓ | 120 W |
| Power Connectors | None | — |
| Released | Jun 2021 | Sep 2023 |