GeForce GTX 870M and HD Graphics 620 - video card comparison
Passmark - benchmark score GeForce GTX 870M vs HD Graphics 620
GeForce GTX 870M
3552
HD Graphics 620
963
GeForce GTX 870M
HD Graphics 620
Architecture
Kepler (2012−2018)
Gen. 9.5 Kaby Lake (2015−2017)
GPU code name
N15P-GT
Kaby-Lake GT2
Market segment
Laptop
Laptop
Release date
March 2014
August 2016
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
967 MHz
1050 MHz
Core clock speed
941 MHz
300 MHz
CUDA cores
1344
-
Floating-point performance
2,599 gflops
403.2 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
3,540 million
189 million
Pipelines / CUDA cores
1344
24
Power consumption (TDP)
100 Watt
15 Watt
Texture fill rate
108.3
25.20
Memory type
GDDR5
DDR3L/LPDDR3/LPDDR4
Maximum RAM amount
6 GB
32 GB
Memory bus width
192 Bit
64/128 Bit
Memory clock speed
Up to 2500 MHz
System Shared
Memory bandwidth
120.0 GB/s
-
Shared memory
-
+
Standard memory configuration
GDDR5
-
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
-
7.1 channel HD audio on HDMI
+
-
DirectX
12 (11_0)
12 (12_1)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
+
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
Quick Sync
-
+
TrueHD and DTS-HD audio bitstreaming
+
-