GeForce 9400 GT and GeForce 6800 GT - video card comparison
Passmark - benchmark score GeForce 9400 GT vs GeForce 6800 GT
GeForce 9400 GT
148
GeForce 6800 GT
146
GeForce 9400 GT
GeForce 6800 GT
Architecture
Tesla (2006−2010)
Curie (2003−2013)
GPU code name
G96C
NV45
Market segment
Desktop
Desktop
Release date
August 2008
June 2004
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
SLI options
+
-
Core clock speed
550 MHz
350 MHz
CUDA cores
16
-
Floating-point performance
29.376 gflops
-
Manufacturing process technology
55 nm
130 nm
Number of transistors
314 million
222 million
Pipelines / CUDA cores
16
-
Power consumption (TDP)
50 Watt
67 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
4.4 billion/sec
5.600
Memory type
DDR2
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
400 MHz
1000 MHz
Memory bandwidth
12.8 GB/s
32 GB/s
Display Connectors
Dual Link DVI
2x DVI, 1x S-Video
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
9.0c (9_3)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
2.1
Shader Model
4.0
3.0
Vulkan
N/A
N/A