Quadro P400 and Radeon R7 340 OEM - video card comparison
Quadro P400
Radeon R7 340 OEM
Architecture
Pascal (2016−2021)
GCN 1.0 (2012−2020)
GPU code name
GP107
Oland
Market segment
Workstation
Desktop
Release date
February 2017
May 2015
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
1252 MHz
780 MHz
Core clock speed
1228 MHz
730 MHz
Floating-point performance
679.9 gflops
599.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
3,300 million
950 million
Pipelines / CUDA cores
256
384
Power consumption (TDP)
30 Watt
50 Watt
Texture fill rate
20.03
18.72
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
2 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
4008 MHz
1800 MHz
Memory bandwidth
32.06 GB/s
28.8 GB/s
Display Connectors
3x mini-DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (12_1)
12 (11_1)
CUDA
6.1
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.2.131