GeForce GTX 1660 SUPER vs GeForce RTX 2080 SUPER
The GeForce RTX 2080 SUPER pulls ahead here — in a different league, about 91% ahead of the GeForce GTX 1660 SUPER.
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Comparable or lower specs
GeForce RTX 2080 SUPER vs GeForce GTX 1660 SUPER: In-Depth Breakdown
Performance: GeForce RTX 2080 SUPER vs GeForce GTX 1660 SUPER
The GeForce RTX 2080 SUPER is dramatically faster, around 91% ahead of the GeForce GTX 1660 SUPER. That gap is enough to move it up a tier: the GeForce RTX 2080 SUPER is comfortable at 1080p, while the GeForce GTX 1660 SUPER is better matched to entry-level 1080p. The GeForce RTX 2080 SUPER packs 3,072 CUDA cores versus 1,408 on the GeForce GTX 1660 SUPER.
Power & Efficiency
Power draw favors the GeForce GTX 1660 SUPER (125W vs 250W), and it's the more efficient card too, so it's the easy pick if thermals or a smaller PSU matter.
VRAM & Future-Proofing
The GeForce RTX 2080 SUPER carries 8GB versus 6GB on the GeForce GTX 1660 SUPER. The extra 2GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The GeForce RTX 2080 SUPER's memory is also faster — 496 GB/s versus 336 GB/s (256-bit vs 192-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: GeForce GTX 1660 SUPER or GeForce RTX 2080 SUPER?
The GeForce RTX 2080 SUPER is the faster card by about 91%. 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 GeForce RTX 2080 SUPER better than the GeForce GTX 1660 SUPER?
Which is better for 4K gaming, the GeForce GTX 1660 SUPER or the GeForce RTX 2080 SUPER?
Does the GeForce RTX 2080 SUPER have enough VRAM advantage to matter?
Which should you buy: GeForce GTX 1660 SUPER or GeForce RTX 2080 SUPER?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce GTX 1660 SUPER | GeForce RTX 2080 SUPER |
|---|---|---|
| Architecture | Turing | Turing |
| Process Node | TSMC 12nm | TSMC 12nm |
| CUDA Cores (CUDA Cores / CUDA Cores) | 1,408 | 3,072✓ |
| Ray Tracing Cores | — | 48 |
| Tensor / AI Cores | — | 384 |
Clock Speeds
| Specification | GeForce GTX 1660 SUPER | GeForce RTX 2080 SUPER |
|---|---|---|
| Base Clock | 1,530 MHz | 1,650 MHz✓ |
| Boost Clock | 1,785 MHz | 1,815 MHz✓ |
Memory
| Specification | GeForce GTX 1660 SUPER | GeForce RTX 2080 SUPER |
|---|---|---|
| VRAM Capacity | 6 GB | 8 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 192-bit | 256-bit✓ |
| Memory Speed | 14 Gbps | 15.5 Gbps✓ |
| Bandwidth | 336 GB/s | 496.1 GB/s✓ |
Connectivity & Power
| Specification | GeForce GTX 1660 SUPER | GeForce RTX 2080 SUPER |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| TDP | 125 W✓ | 250 W |
| Power Connectors | 1x 8-pin | 1x 8-pin, 1x 6-pin |
| Released | Oct 2019 | Jul 2019 |
