GeForce 6100 and GeForce GTX 660 Rev. 2 - video card comparison
GeForce 6100
GeForce GTX 660 Rev. 2
Architecture
Curie (2003−2013)
Kepler (2012−2018)
GPU code name
C51
GK104
Market segment
Desktop
Desktop
Release date
October 2004
September 2014
Interface
PCI
PCIe 3.0 x16
Supplementary power connectors
-
1x 6-pin
Boost clock speed
-
1032 MHz
Core clock speed
425 MHz
980 MHz
Floating-point performance
-
1,981 gflops
Manufacturing process technology
90 nm
28 nm
Number of transistors
-
3,540 million
Pipelines / CUDA cores
-
960
Power consumption (TDP)
-
140 Watt
Texture fill rate
0.43
82.56
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
2 GB
Memory bus width
System Shared
192 Bit
Memory clock speed
System Shared
6008 MHz
Memory bandwidth
-
144.2 GB/s
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
9.0c (9_3)
12 (11_0)
CUDA
-
3.0
OpenCL
N/A
1.2
OpenGL
2.1
4.6
Shader Model
3.0
5.1
Vulkan
N/A
1.1.126