GeForce GTX 660 and FirePro V7900 - video card comparison
Passmark - benchmark score GeForce GTX 660 vs FirePro V7900
GeForce GTX 660
4119
FirePro V7900
2373
GeForce GTX 660
FirePro V7900
Architecture
Kepler (2012−2018)
TeraScale 3 (2010−2013)
GPU code name
GK106
Cayman
Market segment
Desktop
Workstation
Release date
September 2012
May 2011
Bus support
PCI Express 3.0
PCIe 2.1 x16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
One 6-pin
1x 6-pin
SLI options
+
-
Boost clock speed
1033 MHz
-
Core clock speed
980 MHz
725 MHz
CUDA cores
960
-
Floating-point performance
1,981 gflops
1,856.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,540 million
2,640 million
Pipelines / CUDA cores
960
1280
Power consumption (TDP)
140 Watt
151 Watt
Texture fill rate
78.4 billion/sec
58.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
5000 MHz
Memory bandwidth
144.2 GB/s
160 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
4x DisplayPort
Multi monitor support
4 displays
-
DisplayPort count
-
4
Dual-link DVI support
-
1
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.3
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
StereoOutput3D
-
1