GeForce GTX 780 and Radeon HD 6950 - video card comparison
Passmark - benchmark score GeForce GTX 780 vs Radeon HD 6950
GeForce GTX 780
8247
Radeon HD 6950
2693
GeForce GTX 780
Radeon HD 6950
Architecture
Kepler (2012−2018)
TeraScale 3 (2010−2013)
GPU code name
GK110
Cayman
Market segment
Desktop
Desktop
Release date
May 2013
December 2010
Bus support
PCI Express 3.0
PCIe 2.0 x16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Minimum recommended system power
600 Watt
-
Supplementary power connectors
One 8-pin and one 6-pin
2x 6-pin
Boost clock speed
900 MHz
800 MHz
Core clock speed
863 MHz
-
CUDA cores
2304
-
Floating-point performance
4,156 gflops
2,252.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
7,080 million
2,640 million
Pipelines / CUDA cores
2304
1408
Power consumption (TDP)
250 Watt
500 Watt
Maximum GPU temperature
95 °C
-
Texture fill rate
160.5 billion/sec
70.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
6008 MHz
1250 MHz
Memory bandwidth
288.4 GB/s
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
2x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
4 displays
-
Eyefinity
-
1
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.3
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
-
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-
AppAcceleration
-
-
Blu Ray 3D
+
-
CrossFire
-
1
Enduro
-
-
HD3D
-
-
PhysX
+
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-