Skip to content

GeForce GTX 1660 Ti vs GeForce RTX 2080

Quick Verdict

The GeForce RTX 2080 pulls ahead here — in a different league, about 73% ahead of the GeForce GTX 1660 Ti.

Maximum Capacity Reached. Remove a model to add another. (2/2)

VS
NVIDIA GeForce
GTX 1660 Ti
Price
€691✓
Performance
11/100
VRAM
6 GB GDDR6
Key Specs Advantage
+4% Boost Clock (1,770 MHz vs 1,710 MHz)
€691ASUSTEK - VIDEO CARDS ASUS TUF Gaming GeForce® GTX 1660 Ti EVO OC edition Gaming Graphics Card (PCIe 3.0, 6GB GDDR6 memory, HDMI, DisplayPort, DVI-D, IP5X dust resistance, Space-grade lubricant)
Used - No Listing
NVIDIA GeForce
RTX 2080
Price
Reference GPU
Performance
19/100✓
VRAM
8 GB GDDR6✓
Key Specs Advantage
+92% CUDA Cores (2,944 vs 1,536)
+56% Bandwidth (448 GB/s vs 288 GB/s)
+33% Memory Bus (256-bit vs 192-bit)
Reference GPUNo Listing Available
Skip to Spec Sheets ↓

GeForce RTX 2080 vs GeForce GTX 1660 Ti: In-Depth Breakdown

Performance: GeForce RTX 2080 vs GeForce GTX 1660 Ti

The GeForce RTX 2080 is dramatically faster, around 73% ahead of the GeForce GTX 1660 Ti. That gap is enough to move it up a tier: the GeForce RTX 2080 is comfortable at 1080p, while the GeForce GTX 1660 Ti is better matched to entry-level 1080p. The GeForce RTX 2080 packs 2,944 CUDA cores versus 1,536 on the GeForce GTX 1660 Ti.

Power & Efficiency

Power draw favors the GeForce GTX 1660 Ti (120W vs 225W), 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 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. The GeForce RTX 2080's memory is also faster — 448 GB/s versus 288 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 Ti or GeForce RTX 2080?

The GeForce RTX 2080 is the faster card by about 73%. 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 better than the GeForce GTX 1660 Ti?

The GeForce RTX 2080 is dramatically faster, roughly 73% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the GeForce GTX 1660 Ti or the GeForce RTX 2080?

Neither is a dedicated 4K card; both are best at 1080p. For 4K you'd want a faster GPU, or lean on upscaling.

Does the GeForce RTX 2080 have enough VRAM advantage to matter?

Its 8GB (vs 6GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.

Which should you buy: GeForce GTX 1660 Ti or GeForce RTX 2080?

The GeForce RTX 2080 is the faster card by about 73%. 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.

Technical Specifications Comparison

Architecture & Cores

Architecture & Cores specifications comparison between GeForce GTX 1660 Ti and GeForce RTX 2080
SpecificationGeForce GTX 1660 TiGeForce RTX 2080
ArchitectureTuringTuring
Process NodeTSMC 12nmTSMC 12nm
CUDA Cores (CUDA Cores / CUDA Cores)1,5362,944✓
Ray Tracing Cores—46
Tensor / AI Cores—368

Clock Speeds

Clock Speeds specifications comparison between GeForce GTX 1660 Ti and GeForce RTX 2080
SpecificationGeForce GTX 1660 TiGeForce RTX 2080
Base Clock1,500 MHz1,515 MHz✓
Boost Clock1,770 MHz✓1,710 MHz

Memory

Memory specifications comparison between GeForce GTX 1660 Ti and GeForce RTX 2080
SpecificationGeForce GTX 1660 TiGeForce RTX 2080
VRAM Capacity6 GB8 GB✓
Memory TypeGDDR6GDDR6
Memory Bus192-bit256-bit✓
Memory Speed12 Gbps14 Gbps✓
Bandwidth288 GB/s448 GB/s✓

Connectivity & Power

Connectivity & Power specifications comparison between GeForce GTX 1660 Ti and GeForce RTX 2080
SpecificationGeForce GTX 1660 TiGeForce RTX 2080
InterfacePCIe 3.0 x16PCIe 3.0 x16
TDP120 W✓225 W
Power Connectors1x 8-pin1x 6-pin + 1x 8-pin
ReleasedFeb 2019Sep 2018