GeForce 9800 GTX and Radeon HD 4750 - video card comparison
GeForce 9800 GTX
Radeon HD 4750
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G92
RV740
Market segment
Desktop
Desktop
Release date
March 2008
September 2009
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin
SLI options
+
-
Core clock speed
675 MHz
730 MHz
CUDA cores
128
-
Floating-point performance
432.1 gflops
934.4 gflops
Manufacturing process technology
65 nm
40 nm
Number of transistors
754 million
826 million
Pipelines / CUDA cores
128
640
Power consumption (TDP)
140 Watt
100 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
43.2 billion/sec
23.36
Memory type
GDDR3
GDDR5
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1100 MHz
3200 MHz
Memory bandwidth
70.4 GB/s
51.2 GB/s
Display Connectors
HDTVDual Link DVI
2x DVI, 1x S-Video
Multi monitor support
+
-
HDMI
Via Adapter
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
1.1
OpenGL
2.1
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A