UHD Graphics 620 and Radeon R5 340X OEM - video card comparison
UHD Graphics 620
Radeon R5 340X OEM
Architecture
Gen. 9.5 (2017)
GCN 1.0 (2012−2020)
GPU code name
Kaby-Lake-Refresh GT2
Oland
Market segment
Laptop
Desktop
Release date
September 2017
May 2015
Interface
PCIe 3.0 x1
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
1150 MHz
1050 MHz
Core clock speed
300 MHz
900 MHz
Floating-point performance
-
806.4 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
950 million
Pipelines / CUDA cores
24
384
Power consumption (TDP)
15 Watt
65 Watt
Texture fill rate
27.60
21.60
Memory type
LPDDR3/DDR4
DDR3
Maximum RAM amount
32 GB
2 GB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
2000 MHz
Memory bandwidth
-
16 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x DVI, 1x DisplayPort
DirectX
12 (12_1)
12 (11_1)
OpenCL
2.1
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.1.103
1.2.131
Quick Sync
+
-