GeForce GT 740 and Radeon X1950 XT - video card comparison
GeForce GT 740
Radeon X1950 XT
Architecture
Kepler (2012−2018)
R500 (2005−2007)
GPU code name
GK107
R580+
Market segment
Desktop
Desktop
Release date
May 2014
October 2006
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
993 MHz
625 MHz
Floating-point performance
762.6 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,270 million
384 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
64 Watt
96 Watt
Texture fill rate
31.78
10.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
4 GB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
5012 MHz
1800 MHz
Memory bandwidth
80.19 GB/s
57.6 GB/s
Display Connectors
2x DVI, 1x mini-HDMI
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
9.0c (9_3)
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
2.0
Shader Model
5.1
3.0
Vulkan
1.1.126
N/A