Dell Precision 5520 vs Dell Precision 7510 vs Lenovo X1 carbon vs VAIO Z Canvas

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	Dell Precision 5520   remove	Dell Precision 7510   remove	Lenovo X1 carbon   remove	VAIO Z Canvas   remove

Basic Info
Price range
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Performance
Storage	1TB SSD	256GB SSD	512 GB	1 TB
Ram	32 GB	8 GB	16 GB	16 GB
Ram type	DDR3 SDRAM	DDR3 SDRAM	DDR3 SDRAM	Unknown
CPU	Intel Core i7-7820HQ	Intel Core i7-6820HQ	Intel Core i7-6600U	Intel Core i7-4770HQ
Processor	3.9 GHz	2.70 GHz	2.6 GHz	2.2 GHz
Processor number	2	4	2	4
Display
Display	1920x1080	1920x1080	2560 x 1440 pixels	2560 x 1704 pixels
Screen	15.6 in	15.6 in	14 in	12.3 in
Other Features
OS	Windows 10	Windows 10	Windows 7	Windows 10
Weight	3.31 lbs	9.45 lbs	2.58 lbs	3.4 lbs
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