HD Graphics 520 and GeForce 620M - video card comparison
HD Graphics 520
GeForce 620M
Architecture
Gen. 9 Skylake (2015−2016)
Fermi 2.0 (2010−2014)
GPU code name
Skylake GT2
GF117
Market segment
Laptop
Desktop
Release date
September 2015
March 2012
Interface
PCIe 3.0 x1
PCIe 2.0 x16
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
625 MHz
Floating-point performance
-
240.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
585 million
Pipelines / CUDA cores
24
96
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
25.20
10.00
Memory type
DDR3L/LPDDR3/DDR4
DDR3
Maximum RAM amount
32 GB
1 GB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
1800 MHz
Memory bandwidth
-
14.4 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (11_0)
CUDA
-
2.1
OpenCL
2.1
1.1
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
+
N/A
Quick Sync
+
-