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GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Market Value Leader

Market comparison is currently pending while we verify the latest benchmarks for GeForce GTX 1660 Ti and Radeon RX Vega 56.

Quick Verdict

The Radeon RX Vega 56 is noticeably faster than the GeForce GTX 1660 Ti, leading by roughly 9% in our performance index.

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

VS
NVIDIA
GeForce GTX 1660 Ti
Price
Awaiting Data
Performance
11/100
VRAM
6 GB GDDR6
Key Specs Advantage
+20% Boost Clock (1,770 MHz vs 1,471 MHz)
AMD
Radeon RX Vega 56
Price
Awaiting Data
Performance
12/100✓
VRAM
8 GB HBM2✓
Key Specs Advantage
+967% Memory Bus (2048-bit vs 192-bit)
+133% Stream Processors (3,584 vs 1,536)
+42% Bandwidth (409.6 GB/s vs 288 GB/s)
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Radeon RX Vega 56 vs GeForce GTX 1660 Ti: In-Depth Breakdown

Performance: Radeon RX Vega 56 vs GeForce GTX 1660 Ti

The Radeon RX Vega 56 is noticeably faster, around 9% ahead of the GeForce GTX 1660 Ti. Both cards sit in the same broad class, well suited to entry-level 1080p.

Power & Efficiency

The GeForce GTX 1660 Ti draws just 120W versus 210W for the Radeon RX Vega 56, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern Turing architecture on a TSMC 12nm process is part of why it does more with each watt.

VRAM & Future-Proofing

With 8GB against 6GB, the Radeon RX Vega 56 has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce GTX 1660 Ti's 6GB can fall short.

Generation & Longevity

The GeForce GTX 1660 Ti is roughly 2 years newer than the Radeon RX Vega 56 (Turing vs GCN 5.0 (Vega)), 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 Vega 56 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 Vega 56?

The Radeon RX Vega 56 is the faster card by about 9%. 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 Vega 56 better than the GeForce GTX 1660 Ti?

The Radeon RX Vega 56 is noticeably faster, roughly 9% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the GeForce GTX 1660 Ti or the Radeon RX Vega 56?

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

Does the Radeon RX Vega 56 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.

Technical Specifications Comparison

Architecture & Cores

SpecificationGeForce GTX 1660 TiRadeon RX Vega 56
ArchitectureTuringGCN 5.0 (Vega)
Process NodeTSMC 12nmGloFo 14nm
CUDA Cores (CUDA Cores / Stream Processors)1,5363,584✓

Clock Speeds

SpecificationGeForce GTX 1660 TiRadeon RX Vega 56
Base Clock1,500 MHz✓1,156 MHz
Boost Clock1,770 MHz✓1,471 MHz

Memory

SpecificationGeForce GTX 1660 TiRadeon RX Vega 56
VRAM Capacity6 GB8 GB✓
Memory TypeGDDR6HBM2
Memory Bus192-bit2048-bit✓
Memory Speed12 Gbps✓1.6 Gbps
Bandwidth288 GB/s409.6 GB/s✓

Connectivity & Power

SpecificationGeForce GTX 1660 TiRadeon RX Vega 56
InterfacePCIe 3.0 x16PCIe 3.0 x16
TDP120 W✓210 W
Power Connectors1x 8-pin2x 8-pin
ReleasedFeb 2019Aug 2017
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