GeForce GTX 1660 Ti vs Radeon RX 6600
The Radeon RX 6600 pulls ahead here — substantially quicker, about 36% ahead of the GeForce GTX 1660 Ti.
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Radeon RX 6600 vs GeForce GTX 1660 Ti: In-Depth Breakdown
Performance: Radeon RX 6600 vs GeForce GTX 1660 Ti
The Radeon RX 6600 is significantly faster, around 36% ahead of the GeForce GTX 1660 Ti. That gap is enough to move it up a tier: the Radeon RX 6600 is comfortable at 1080p, while the GeForce GTX 1660 Ti is better matched to entry-level 1080p.
Power & Efficiency
At 120W vs 132W, the GeForce GTX 1660 Ti is the gentler load on your system. The Radeon RX 6600's extra power draw buys more performance per watt, not just more heat — worth it if your PSU has the headroom. Its more modern RDNA 2 architecture on a TSMC N7 process is part of why it does more with each watt.
VRAM & Future-Proofing
The Radeon RX 6600 carries 8GB versus 6GB on the GeForce GTX 1660 Ti. The extra 2GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers.
Generation & Longevity
The Radeon RX 6600 is roughly 2 years newer than the GeForce GTX 1660 Ti (RDNA 2 vs Turing), so it generally benefits from a more modern architecture and longer driver-support runway.
Features & Ecosystem
Beyond raw numbers, the GeForce GTX 1660 Ti brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6600 offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: GeForce GTX 1660 Ti or Radeon RX 6600?
The Radeon RX 6600 is the faster card by about 36%. 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 6600 better than the GeForce GTX 1660 Ti?
Which is better for 4K gaming, the GeForce GTX 1660 Ti or the Radeon RX 6600?
Does the Radeon RX 6600 have enough VRAM advantage to matter?
Which should you buy: GeForce GTX 1660 Ti or Radeon RX 6600?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce GTX 1660 Ti | Radeon RX 6600 |
|---|---|---|
| Architecture | Turing | RDNA 2 |
| Process Node | TSMC 12nm | TSMC N7 |
| CUDA Cores (CUDA Cores / Stream Processors) | 1,536 | 1,792✓ |
| Ray Tracing Cores | — | 28 |
Clock Speeds
| Specification | GeForce GTX 1660 Ti | Radeon RX 6600 |
|---|---|---|
| Base Clock | 1,500 MHz | 1,626 MHz✓ |
| Boost Clock | 1,770 MHz | 2,491 MHz✓ |
Memory
| Specification | GeForce GTX 1660 Ti | Radeon RX 6600 |
|---|---|---|
| VRAM Capacity | 6 GB | 8 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 192-bit✓ | 128-bit |
| Memory Speed | 12 Gbps | 14 Gbps✓ |
| Bandwidth | 288 GB/s✓ | 224 GB/s |
Connectivity & Power
| Specification | GeForce GTX 1660 Ti | Radeon RX 6600 |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| TDP | 120 W✓ | 132 W |
| Power Connectors | 1x 8-pin | 1x 8-pin |
| Released | Feb 2019 | Oct 2021 |
