Radeon HD 3750 and Radeon X1900 GT - video card comparison
Radeon HD 3750
Radeon X1900 GT
Architecture
TeraScale (2005−2013)
R500 (2005−2007)
GPU code name
RV635
R580
Market segment
Desktop
Desktop
Release date
September 2008
May 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
796 MHz
575 MHz
Floating-point performance
191.04 gflops
-
Manufacturing process technology
55 nm
90 nm
Number of transistors
378 million
384 million
Pipelines / CUDA cores
120
-
Power consumption (TDP)
65 Watt
75 Watt
Texture fill rate
6.368
6.900
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1386 MHz
1200 MHz
Memory bandwidth
22.18 GB/s
38.4 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3
2.0
Shader Model
4.1
3.0
Vulkan
N/A
N/A