GeForce GTX 950 and GeForce GTX 660 Ti - video card comparison
Passmark - benchmark score GeForce GTX 950 vs GeForce GTX 660 Ti
GeForce GTX 950
5498
GeForce GTX 660 Ti
4547
GeForce GTX 950
GeForce GTX 660 Ti
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
GM206
GK104
Market segment
Desktop
Desktop
Release date
August 2015
August 2012
Bus support
PCI Express 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
350 Watt
-
Supplementary power connectors
1x 6-pins
Two 6-pin
SLI options
+
+
Boost clock speed
1188 MHz
980 MHz
Core clock speed
1024 MHz
915 MHz
CUDA cores
768
1344
Floating-point performance
1,825 gflops
2,459.5 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,940 million
3,540 million
Pipelines / CUDA cores
768
1344
Power consumption (TDP)
90 Watt
150 Watt
Texture fill rate
49.2 billion/sec
102.5 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
192-bit GDDR5
Memory clock speed
6.6 GB/s
6.0 GB/s
Memory bandwidth
105.6 GB/s
144.2 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Multi monitor support
4 displays
4 displays
HDMI
+
+
HDCP
+
+
Maximum VGA resolution
2048x1536
2048x1536
G-SYNC support
+
-
Audio input for HDMI
Internal
Internal
DirectX
12 (12_1)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.2
OpenGL
4.5
4.3
Shader Model
6.4
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-