GeForce 8800 GTS 512 and Radeon HD 6450 GDDR5 - video card comparison
GeForce 8800 GTS 512
Radeon HD 6450 GDDR5
Architecture
Tesla (2006−2010)
Terascale 2 (2009−2015)
GPU code name
G92
Caicos
Market segment
Desktop
Desktop
Release date
December 2007
April 2011
Interface
PCIe 2.0 x16
-
Supplementary power connectors
1x 6-pin
-
Core clock speed
650 MHz
750 MHz
Floating-point performance
416.0 gflops
-
Manufacturing process technology
65 nm
40 nm
Number of transistors
754 million
-
Pipelines / CUDA cores
128
160
Power consumption (TDP)
135 Watt
27 Watt
Texture fill rate
41.60
-
Memory type
GDDR3
GDDR5
Maximum RAM amount
512 MB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1640 MHz
900 MHz
Memory bandwidth
52.48 GB/s
-
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
-
DirectX
11.1 (10_0)
11
CUDA
1.1
-
OpenCL
1.1
-
OpenGL
3.3
-
Shader Model
4.0
-
Vulkan
N/A
-