GeForce 8800 GT and Radeon HD 6450 - video card comparison
Passmark - benchmark score GeForce 8800 GT vs Radeon HD 6450
GeForce 8800 GT
495
Radeon HD 6450
203
GeForce 8800 GT
Radeon HD 6450
Architecture
Tesla (2006−2010)
TeraScale 2 (2009−2015)
GPU code name
G92
Caicos
Market segment
Desktop
Desktop
Release date
October 2007
April 2011
Bus support
PCI-E 2.0
PCIe 2.0 x8
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
6-pin & 8-pin
None
SLI options
2-way
-
Boost clock speed
-
750 MHz
Core clock speed
600 MHz
-
CUDA cores
112
-
Floating-point performance
336.0 gflops
200.0 gflops
Manufacturing process technology
65 nm
40 nm
Number of transistors
754 million
370 million
Pipelines / CUDA cores
112
160
Power consumption (TDP)
105 Watt
30 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
5.000
Memory type
GDDR3
GDDR5
Maximum RAM amount
512 MB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
800 MHz
Memory bandwidth
57.6 GB/s
25.6 GB/s
Memory bandwidth
-
8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)
Display Connectors
Dual Link DVIHDTV
1x DVI, 1x HDMI, 1x VGA
Multi monitor support
+
-
Eyefinity
-
1
Number of Eyefinity displays
-
4
HDMI
-
+
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
+
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.1
1.2
OpenGL
2.1
4.4
Shader Model
4.0
5.0
Vulkan
N/A
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
HD3D
-
-
High Dynamic-Range Lighting (HDRR)
128bit
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-