Radeon HD 6990 and GeForce GTX 650 Ti Boost - video card comparison
Passmark - benchmark score Radeon HD 6990 vs GeForce GTX 650 Ti Boost
Radeon HD 6990
3103
GeForce GTX 650 Ti Boost
3438
Radeon HD 6990
GeForce GTX 650 Ti Boost
Architecture
TeraScale 3 (2010−2013)
Kepler (2012−2018)
GPU code name
Antilles
GK106
Market segment
Desktop
Desktop
Release date
March 2011
March 2013
Bus support
-
PCI Express 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
One 6-pin
SLI options
-
+
Boost clock speed
-
1033 MHz
Core clock speed
830 MHz
980 MHz
CUDA cores
-
768
Floating-point performance
2x 2,549.8 gflops
1,585 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,640 million
2,540 million
Pipelines / CUDA cores
1536
768
Power consumption (TDP)
375 Watt
134 Watt
Maximum GPU temperature
-
97 °C
Texture fill rate
79.68
62.7 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
5000 MHz
6.0 GB/s
Memory bandwidth
160.0 GB/s
144.2 GB/s
Display Connectors
1x DVI, 4x mini-DisplayPort
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Multi monitor support
-
4 Displays
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.2
OpenGL
4.4
4.3
Shader Model
5.0
5.1
Vulkan
N/A
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+
3D Vision Live
-
+