NVIDIA GeForce GTX 1660 vs NVIDIA GeForce GTX 1080 Ti
GPU · Specs Compare
Graphics Card
Release Date
Mar 2019
Mar 2017
Generation
GeForce 16
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1530 MHz
1481 MHz
Boost Clock
1785 MHz
1582 MHz
Memory Clock
2001 MHz
1376 MHz
Memory
Memory Size
6GB
11GB
Memory Type
GDDR5
GDDR5X
Memory Bus
192bit
352bit
Bandwidth
192.1GB/s
484.4GB/s
Render Config
SM Count
22
28
Shading Units
1408
3584
TMUs
88
224
ROPs
48
88
L1 Cache
64 KB (per SM)
48 KB (per SM)
L2 Cache
1536 KB
0 MB
Theoretical Performance
Pixel Rate
85.68 GPixel/s
139.2 GPixel/s
Texture Rate
157.1 GTexel/s
354.4 GTexel/s
FP16 (half)
10.05 TFLOPS
177.2 GFLOPS
FP32 (float)
5.027 TFLOPS
11.34 TFLOPS
FP64 (double)
157.1 GFLOPS
354.4 GFLOPS
Graphics Processor
GPU Name
TU116
GP102
GPU Variant
TU116-300-A1
GP102-350-K1-A1
Architecture
Turing
Pascal
Foundry
TSMC
TSMC
Process Size
12 nm
16 nm
Transistors
6.6 billion
11.8 billion
Die Size
284 mm²
471 mm²
Board Design
TDP
120W
250W
Suggested PSU
300 W
600 W
Outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
7.5
6.1
Shader Model
6.6
6.8
Benchmark
3DMark Time Spy
5,444
—
3DMark Time Spy Extreme
2,465
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.