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 XT is available. Benchmarks for other models are currently being processed.
The Radeon RX 7700S Laptop is marginally faster than the Radeon RX 6600 XT, leading by roughly 6% in our performance index.
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Radeon RX 7700S Laptop vs Radeon RX 6600 XT: In-Depth Breakdown
Performance: Radeon RX 7700S Laptop vs Radeon RX 6600 XT
The Radeon RX 7700S Laptop is marginally faster, around 6% ahead of the Radeon RX 6600 XT. Both cards sit in the same broad class, well suited to 1080p.
Power & Efficiency
The Radeon RX 7700S Laptop draws just 100W versus 160W for the Radeon RX 6600 XT, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern RDNA 3 architecture on a TSMC N6 process is part of why it does more with each watt.
Memory & Bandwidth
The Radeon RX 7700S Laptop'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 7700S Laptop is roughly 2 years newer than the Radeon RX 6600 XT (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 6600 XT or Radeon RX 7700S Laptop?
The Radeon RX 7700S Laptop is the faster card. 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 7700S Laptop better than the Radeon RX 6600 XT?
Which is better for 4K gaming, the Radeon RX 6600 XT or the Radeon RX 7700S Laptop?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6600 XT | Radeon RX 7700S Laptop |
|---|---|---|
| Architecture | RDNA 2 | RDNA 3 |
| Process Node | TSMC N7 | TSMC N6 |
| CUDA Cores (Stream Processors / Stream Processors) | 2,048 | 2,048 |
| Ray Tracing Cores | 32 | 32 |
| Tensor / AI Cores | — | 64 |
Clock Speeds
| Specification | Radeon RX 6600 XT | Radeon RX 7700S Laptop |
|---|---|---|
| Base Clock | 1,968 MHz✓ | 1,800 MHz |
| Boost Clock | 2,589 MHz✓ | 2,200 MHz |
Memory
| Specification | Radeon RX 6600 XT | Radeon RX 7700S Laptop |
|---|---|---|
| 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 6600 XT | Radeon RX 7700S Laptop |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| TDP | 160 W | 100 W✓ |
| Power Connectors | 1x 8-pin | None |
| Released | Jul 2021 | Jan 2023 |