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User rating

Integrated Graphics
On-board graphics adapter	no	yes	yes	no
Type	Not available	Intel HD Graphics 530	Intel HD Graphics 620	Not available
On-board graphics adapter base frequency	N/A	350.0 MHz	300.0 MHz	N/A
On-board graphics adapter DirectX version	N/A	12.0	12.0	N/A

Memory
Cache	6 MB	6 MB	3 MB	9 MB
Cache type	Smart Cache	Smart Cache	Smart Cache	Smart Cache
Memory clock speeds supported by processor	2400.0 MHz	2133 1333 1600 1866	1600 1866 2133	2666.0 MHz
Maximum internal memory supported by processor	64.0 GB	64.0 GB	32.0 GB	128.0 GB
Memory types supported by processor	DDR4 SDRAM	DDR3L SDRAM DDR4 SDRAM	DDR3L SDRAM DDR4 SDRAM LPDDR3 SDRAM	DDR4 SDRAM
Memory bandwidth supported by processor (max)	37.5 GB/s	34.1 GB/s	34.1 GB/s	41.6 GB/s
Memory channels	Dual	Dual	Dual	Dual

Features
Thermal monitoring technologies	yes	yes	yes	yes
Maximum number of PCI Express lanes	16	16	12	16
Supported instruction sets	AVX 2.0 SSE4.1 SSE4.2	SSE4.2 AVX 2.0 SSE4.1	AVX 2.0 SSE4.1 SSE4.2	AVX 2.0 SSE4.1 SSE4.2
Execute disable bit	yes	yes	yes	yes
Scalability	1S	1S	N/A	1S