HD Graphics 620 and GeForce 8400M GS - video card comparison
Passmark - benchmark score HD Graphics 620 vs GeForce 8400M GS
HD Graphics 620
963
GeForce 8400M GS
112
HD Graphics 620
GeForce 8400M GS
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Tesla (2006−2010)
GPU code name
Kaby-Lake GT2
G86M
Market segment
Laptop
Laptop
Release date
August 2016
May 2007
Interface
PCIe 3.0 x1
MXM-I
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
400 MHz
Floating-point performance
403.2 gflops
25.6 gflops
Manufacturing process technology
14 nm
80 nm
Number of transistors
189 million
210 million
Pipelines / CUDA cores
24
16
Power consumption (TDP)
15 Watt
11 Watt
Texture fill rate
25.20
3.200
Memory type
DDR3L/LPDDR3/LPDDR4
GDDR2 / GDDR3
Maximum RAM amount
32 GB
256 MB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
600 MHz
Memory bandwidth
-
6.4 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
11.1 (10_0)
CUDA
-
1.1
OpenCL
2.1
1.1
OpenGL
4.6
3.3
Shader Model
6.4
4.0
Vulkan
+
N/A
Quick Sync
+
-