Radeon R5 340 OEM and GeForce GTX 745 OEM - video card comparison
Radeon R5 340 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
780 MHz
-
Core clock speed
730 MHz
1033 MHz
Floating-point performance
599.0 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
18.72
24.79
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
4 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
4600 MHz
1800 MHz
Memory bandwidth
36.8 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