GeForce GTX 260 and Radeon HD 6450 - video card comparison
Passmark - benchmark score GeForce GTX 260 vs Radeon HD 6450
GeForce GTX 260
1260
Radeon HD 6450
203
GeForce GTX 260
Radeon HD 6450
Architecture
Tesla 2.0 (2007−2013)
TeraScale 2 (2009−2015)
GPU code name
GT200
Caicos
Market segment
Desktop
Desktop
Release date
June 2008
April 2011
Bus support
-
PCIe 2.0 x8
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
SLI options
+
-
Boost clock speed
-
750 MHz
Core clock speed
576 MHz
-
CUDA cores
192
-
Floating-point performance
476.9 gflops
200.0 gflops
Manufacturing process technology
65 nm
40 nm
Number of transistors
1,400 million
370 million
Pipelines / CUDA cores
192
160
Power consumption (TDP)
182 Watt
30 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
36.9 billion/sec
5.000
Memory type
GDDR3
GDDR5
Maximum RAM amount
896 MB
1 GB
Memory bus width
448 Bit
64 Bit
Memory clock speed
999 MHz
800 MHz
Memory bandwidth
111.9 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
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-