GeForce GTX 660 Rev. 2 and GeForce RTX 3060 Ti - video card comparison
GeForce GTX 660 Rev. 2
GeForce RTX 3060 Ti
Architecture
Kepler (2012−2018)
Ampere (2020−2022)
GPU code name
GK104
Ampere GA104
Market segment
Desktop
Desktop
Release date
September 2014
December 2020
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
1x 12-pin
Boost clock speed
1032 MHz
1665 MHz
Core clock speed
980 MHz
1410 MHz
Floating-point performance
1,981 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
3,540 million
17,400 million
Pipelines / CUDA cores
960
4864
Power consumption (TDP)
140 Watt
220 Watt
Texture fill rate
82.56
253.1
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
8 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
6008 MHz
14000 MHz
Memory bandwidth
144.2 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x HDMI, 3x DisplayPort
HDMI
+
+
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
3.0
8.6
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2