GeForce GTX 660 Rev. 2 and RTX 2000 Ada Generation - video card comparison
GeForce GTX 660 Rev. 2
RTX 2000 Ada Generation
Architecture
Kepler (2012−2018)
Ada Lovelace
GPU code name
GK104
AD107
Market segment
Desktop
Desktop
Release date
September 2014
February 2024
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1032 MHz
2130 MHz
Core clock speed
980 MHz
-
Floating-point performance
1,981 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
3,540 million
18,900 million
Pipelines / CUDA cores
960
2816
Power consumption (TDP)
140 Watt
70 Watt
Texture fill rate
82.56
187.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
6008 MHz
16 GB/s
Memory bandwidth
144.2 GB/s
256.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
4x mini-DisplayPort 1.4a
HDMI
+
-
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
3.0
8.9
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.1.126
1.3