GeForce GTX 660 Ti and GeForce 8800 GTS Core 112 - video card comparison
GeForce GTX 660 Ti
GeForce 8800 GTS Core 112
Architecture
Kepler (2012−2018)
Tesla (2006−2010)
GPU code name
GK104
G80
Market segment
Desktop
Desktop
Release date
August 2012
November 2007
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
Two 6-pin
1x 6-pin
SLI options
+
-
Boost clock speed
980 MHz
-
Core clock speed
915 MHz
500 MHz
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
268.8 gflops
Manufacturing process technology
28 nm
90 nm
Number of transistors
3,540 million
681 million
Pipelines / CUDA cores
1344
112
Power consumption (TDP)
150 Watt
150 Watt
Texture fill rate
102.5 billion/sec
28.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
640 MB
Memory bus width
192-bit GDDR5
320 Bit
Memory clock speed
6.0 GB/s
1600 MHz
Memory bandwidth
144.2 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
2x DVI, 1x S-Video
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11.1 (10_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.3
3.3
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-