GeForce GTX 660 OEM and GeForce GT 1030 DDR4 - video card comparison
GeForce GTX 660 OEM
GeForce GT 1030 DDR4
Architecture
Kepler (2012−2018)
Pascal (2016−2021)
GPU code name
GK104
GP108
Market segment
Desktop
Desktop
Release date
August 2012
March 2018
Interface
PCIe 3.0 x16
PCIe 3.0 x4
Supplementary power connectors
1x 6-pin
None
Boost clock speed
888 MHz
1379 MHz
Core clock speed
823 MHz
1152 MHz
Floating-point performance
2,046 gflops
1,059 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
3,540 million
1,800 million
Pipelines / CUDA cores
1152
384
Power consumption (TDP)
130 Watt
20 Watt
Texture fill rate
85.25
33.10
Memory type
GDDR5
DDR4
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
5600 MHz
2100 MHz
Memory bandwidth
179.2 GB/s
16.8 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI
HDMI
+
+
DirectX
12 (11_0)
12 (12_1)
CUDA
3.0
6.1
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
1.2.131