GeForce 9800 GT and Radeon HD 6450 GDDR5 - video card comparison
GeForce 9800 GT
Radeon HD 6450 GDDR5
Architecture
Tesla (2006−2010)
Terascale 2 (2009−2015)
GPU code name
G92
Caicos
Market segment
Desktop
Desktop
Release date
July 2008
April 2011
Interface
PCIe 2.0 x16
-
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Core clock speed
600 MHz
750 MHz
CUDA cores
112
-
Floating-point performance
336.0 gflops
-
Manufacturing process technology
65 nm
40 nm
Number of transistors
754 million
-
Pipelines / CUDA cores
112
160
Power consumption (TDP)
105 Watt
27 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
-
Memory type
GDDR3
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
900 MHz
Memory bandwidth
57.6 GB/s
-
Shared memory
-
-
Display Connectors
HDTVDual Link DVI
-
Multi monitor support
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
11
CUDA
+
-
OpenCL
1.1
-
OpenGL
2.1
-
Shader Model
4.0
-
Vulkan
N/A
-