GeForce GTX 550 Ti and GeForce 6800 GT DDL - video card comparison
GeForce GTX 550 Ti
GeForce 6800 GT DDL
Architecture
Fermi (2010−2014)
Curie (2003−2013)
GPU code name
GF116
NV40
Market segment
Desktop
Desktop
Release date
March 2011
April 2004
Bus support
16x PCI-E 2.0
-
Interface
PCIe 2.0 x16
AGP Pro 8x
Supplementary power connectors
One 6-pin
None
SLI options
+
-
Core clock speed
900 MHz
350 MHz
CUDA cores
192
-
Floating-point performance
691.2 gflops
-
Manufacturing process technology
40 nm
130 nm
Number of transistors
1,170 million
222 million
Pipelines / CUDA cores
192
-
Power consumption (TDP)
116 Watt
80 Watt
Maximum GPU temperature
100 °C
-
Texture fill rate
28.8 billion/sec
5.600
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
256 MB
Memory bus width
192 Bit
256 Bit
Memory clock speed
4.1 GB/s
1000 MHz
Memory bandwidth
98.4 GB/s
32 GB/s
Display Connectors
Two Dual Link DVI-IMini HDMI
2x DVI
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
9.0c (9_3)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.2
2.1
Shader Model
5.1
3.0
Vulkan
N/A
N/A