Radeon R5 340X OEM and GeForce GTX 745 OEM - video card comparison
Radeon R5 340X OEM
GeForce GTX 745 OEM
Architecture
GCN 1.0 (2012−2020)
Maxwell (2014−2018)
GPU code name
Oland
GM107
Market segment
Desktop
Desktop
Release date
May 2015
February 2014
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
None
Boost clock speed
1050 MHz
-
Core clock speed
900 MHz
1033 MHz
Floating-point performance
806.4 gflops
793.3 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
950 million
1,870 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
65 Watt
55 Watt
Texture fill rate
21.60
24.79
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2000 MHz
1800 MHz
Memory bandwidth
16 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (11_1)
12 (11_0)
CUDA
-
5.0
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
1.1.126