GeForce GTX 660 and GeForce GTX 1660 - video card comparison
Passmark - benchmark score GeForce GTX 660 vs GeForce GTX 1660
GeForce GTX 660
4119
GeForce GTX 1660
12040
GeForce GTX 660
GeForce GTX 1660
Architecture
Kepler (2012−2018)
Turing (2018−2021)
GPU code name
GK106
Turing TU116
Market segment
Desktop
Desktop
Release date
September 2012
March 2019
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
1x 8-pin
SLI options
+
-
Boost clock speed
1033 MHz
1785 MHz
Core clock speed
980 MHz
1530 MHz
CUDA cores
960
-
Floating-point performance
1,981 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
2,540 million
6,600 million
Pipelines / CUDA cores
960
1408
Power consumption (TDP)
140 Watt
120 Watt
Texture fill rate
78.4 billion/sec
157.1
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
6 GB
Memory bus width
192-bit GDDR5
192 Bit
Memory clock speed
6.0 GB/s
8000 MHz
Memory bandwidth
144.2 GB/s
192.1 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (12_1)
CUDA
+
7.5
OpenCL
1.2
1.2
OpenGL
4.3
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2.131
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-