GeForce GTX 780 Ti and GeForce 8400 GS - video card comparison
Passmark - benchmark score GeForce GTX 780 Ti vs GeForce 8400 GS
GeForce GTX 780 Ti
9807
GeForce 8400 GS
156
GeForce GTX 780 Ti
GeForce 8400 GS
Architecture
Kepler (2012−2018)
Tesla (2006−2010)
GPU code name
GK110
G86
Market segment
Desktop
Desktop
Release date
November 2013
April 2007
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
One 8-pin and one 6-pin
None
SLI options
+
+
Boost clock speed
928 MHz
-
Core clock speed
875 MHz
459 MHz
CUDA cores
2880
-
Floating-point performance
5,345 gflops
29.376 gflops
Manufacturing process technology
28 nm
80 nm
Number of transistors
7,080 million
210 million
Pipelines / CUDA cores
2880
16
Power consumption (TDP)
250 Watt
40 Watt
Texture fill rate
210 billion/sec
3.6 billion/sec
Memory type
GDDR5
DDR2
Maximum RAM amount
3 GB
256 MB
Memory bus width
384 Bit
64 Bit
Memory clock speed
7.0 GB/s
800 MHz
Memory bandwidth
336 GB/s
6.4 GB/s
Shared memory
-
-
Standard memory config per GPU
-
256 MB
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x DVI, 1x VGA, 1x S-Video
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_1)
11.1 (10_0)
CUDA
+
1.1
OpenCL
1.2
1.1
OpenGL
4.4
2.1
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-
Blu Ray 3D
+
-