GeForce GTX 745 OEM and Radeon X1600 XT - video card comparison
GeForce GTX 745 OEM
Radeon X1600 XT
Architecture
Maxwell (2014−2018)
R500 (2005−2007)
GPU code name
GM107
RV530
Market segment
Desktop
Desktop
Release date
February 2014
October 2007
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
None
Core clock speed
1033 MHz
590 MHz
Floating-point performance
793.3 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,870 million
157 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
55 Watt
42 Watt
Texture fill rate
24.79
2.360
Memory type
DDR3
GDDR3
Maximum RAM amount
4 GB
256 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
1380 MHz
Memory bandwidth
28.8 GB/s
22.08 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x VGA, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
9.0c (9_3)
CUDA
5.0
-
OpenCL
1.2
N/A
OpenGL
4.6
2.0
Shader Model
5.1
3.0
Vulkan
1.1.126
N/A