Quadro K620M and HD Graphics 520 - video card comparison
Passmark - benchmark score Quadro K620M vs HD Graphics 520
Quadro K620M
1200
HD Graphics 520
856
Quadro K620M
HD Graphics 520
Architecture
Maxwell (2014−2018)
Gen. 9 Skylake (2015−2016)
GPU code name
GM108
Skylake GT2
Market segment
Mobile workstation
Laptop
Release date
March 2015
September 2015
Interface
MXM-A (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
1124 MHz
1050 MHz
Core clock speed
1029 MHz
300 MHz
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
-
189 million
Pipelines / CUDA cores
384
24
Power consumption (TDP)
30 Watt
15 Watt
Texture fill rate
17.98
25.20
Memory type
DDR3
DDR3L/LPDDR3/DDR4
Maximum RAM amount
2 GB
32 GB
Memory bus width
64 Bit
64/128 Bit
Memory clock speed
2000 MHz
System Shared
Memory bandwidth
14.4 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
Display Port
1.2
-
DirectX
12
12 (12_1)
CUDA
+
-
OpenCL
1.2
2.1
OpenGL
4.5
4.6
Shader Model
5
6.4
Vulkan
1.1.126
+
nView Display Management
+
-
Optimus
+
-
Quick Sync
-
+