Could you please help me to choose between these 2 items?
HP Envy 750-287c
Intel Core i7-6700
16GB DDR4 12800MHz RAM
1TB 7200RPM SATAIII HDD
Intel® Integrated HD Graphics
Integrated Bluetooth 4.0 and Wireless LAN 802.11a/b/g/n/ac
Realtek RTL8161 10/100/1000 Mb/s Ethernet LAN
Windows 10 Home
ALC3863-CG Sound Card
Ultra Slim Tray SuperMulti DVD Burner drive
7-in-1 Multimedia Card Reader
US$ 865
Lenovo V520 Tower
Intel® Core™ i7-7700
Intel® B250 Chipset
8GB DDR4 2400MHz RAM
1TB 7200RPM SATAIII HDD
Intel® Integrated HD Graphics 630
Super Multi DVD+/-RW
Realtek® ALC662
802.1 1b/g/n/a
DOS
US$ 690
HP Envy 750-287c
Intel Core i7-6700
16GB DDR4 12800MHz RAM
1TB 7200RPM SATAIII HDD
Intel® Integrated HD Graphics
Integrated Bluetooth 4.0 and Wireless LAN 802.11a/b/g/n/ac
Realtek RTL8161 10/100/1000 Mb/s Ethernet LAN
Windows 10 Home
ALC3863-CG Sound Card
Ultra Slim Tray SuperMulti DVD Burner drive
7-in-1 Multimedia Card Reader
US$ 865
Lenovo V520 Tower
Intel® Core™ i7-7700
Intel® B250 Chipset
8GB DDR4 2400MHz RAM
1TB 7200RPM SATAIII HDD
Intel® Integrated HD Graphics 630
Super Multi DVD+/-RW
Realtek® ALC662
802.1 1b/g/n/a
DOS
US$ 690