GeForce GTX 1070 vs GeForce GTX 1660 Ti
On performance, the GeForce GTX 1070 and GeForce GTX 1660 Ti are effectively a dead heat — under a few percent apart. Value tips toward the GeForce GTX 1660 Ti, though: $10 GBP cheaper for what you get.
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GeForce GTX 1070 vs GeForce GTX 1660 Ti: In-Depth Breakdown
Performance: GeForce GTX 1070 vs GeForce GTX 1660 Ti
The GeForce GTX 1070 and GeForce GTX 1660 Ti post nearly the same score in our performance index, so neither holds a meaningful raw-speed advantage. Both are best suited to entry-level 1080p gaming. The GeForce GTX 1070 packs 1,920 CUDA cores versus 1,536 on the GeForce GTX 1660 Ti.
Price & Value
Right now the GeForce GTX 1660 Ti starts at $142 GBP against $152 GBP for the GeForce GTX 1070. Despite being slower, the GeForce GTX 1660 Ti offers the better performance-per-dollar (~7% better value), so budget-focused buyers should weigh it carefully. The GeForce GTX 1660 Ti is trading below its $279 GBP MSRP — a genuine deal. The GeForce GTX 1070 is trading below its $379 GBP MSRP — a genuine deal.
Power & Efficiency
The GeForce GTX 1660 Ti sips power at 120W next to the GeForce GTX 1070's 150W, and still leads on performance-per-watt — quieter, cooler, and gentler on your PSU. Its more modern Turing architecture on a TSMC 12nm process is part of why it does more with each watt.
VRAM & Future-Proofing
The GeForce GTX 1070's 8GB (vs 6GB on the GeForce GTX 1660 Ti) gives it more room for 4K textures and memory-hungry creative or AI workloads. The GeForce GTX 1660 Ti's memory is also faster — 288 GB/s versus 256 GB/s (192-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce GTX 1660 Ti is roughly 3 years newer than the GeForce GTX 1070 (Turing vs Pascal), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce GTX 1070 or GeForce GTX 1660 Ti?
Choose the GeForce GTX 1070 if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce GTX 1660 Ti stretches your money further for near-identical performance.
Frequently Asked Questions
Is the GeForce GTX 1070 better than the GeForce GTX 1660 Ti?
Which is better for 4K gaming, the GeForce GTX 1070 or the GeForce GTX 1660 Ti?
Is the GeForce GTX 1070 worth the extra $10 GBP over the GeForce GTX 1660 Ti?
Does the GeForce GTX 1070 have enough VRAM advantage to matter?
Which should you buy: GeForce GTX 1070 or GeForce GTX 1660 Ti?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce GTX 1070 | GeForce GTX 1660 Ti |
|---|---|---|
| Architecture | Pascal | Turing |
| Process Node | TSMC 16nm | TSMC 12nm |
| CUDA Cores (CUDA Cores / CUDA Cores) | 1,920✓ | 1,536 |
Clock Speeds
| Specification | GeForce GTX 1070 | GeForce GTX 1660 Ti |
|---|---|---|
| Base Clock | 1,506 MHz✓ | 1,500 MHz |
| Boost Clock | 1,683 MHz | 1,770 MHz✓ |
Memory
| Specification | GeForce GTX 1070 | GeForce GTX 1660 Ti |
|---|---|---|
| VRAM Capacity | 8 GB✓ | 6 GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 256-bit✓ | 192-bit |
| Memory Speed | 8 Gbps | 12 Gbps✓ |
| Bandwidth | 256 GB/s | 288 GB/s✓ |
Connectivity & Power
| Specification | GeForce GTX 1070 | GeForce GTX 1660 Ti |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| TDP | 150 W | 120 W✓ |
| Power Connectors | 1x 8-pin | 1x 8-pin |
| Released | Jun 2016 | Feb 2019 |