想趁着圣诞节打折买个笔记本，暂时看上这3款，平时就看看动画，玩玩dota2.求分析，谢谢

Dell Inspiron 15 Gaming：
Processor
6th Generation Intel® Core™ i5-6300HQ Quad Core (6M Cache, up to 3.2 GHz)
LCD Back Cover for Non-Touch Screen - Black
Memory
8GB Single Channel DDR4 (8GBx1)
Hard Drive
1TB 5400 rpm Hard Drive
Video Card
NVIDIA GeForce GTX 960M with 4GB GDDR5 graphics memory
Display
15.6-inch FHD (1920 x 1080) Anti-Glare LED-Backlit Display

Lenovo Y50-70 with UHD Display
Processor
Intel Core i7-4710HQ Processor ( 2.50GHz 1600MHz 6MB)
Display Type
15.6"Ultra HD IPS Glare LED Backlit 3840x2160
Memory
16.0GB PC3L-12800 DDR3L SDRAM 1600MHz
Hard Drive
1TB 5400 rpm
Graphics
NVIDIA GeForce GTX 960M 4GB GDDR5

LenovoY700
Processor
Intel Core i5-6300HQ Processor ( 2.30GHz 2133MHz 6MB)
Display Type
15.6"FHD IPS LED 1920x1080
Memory
8.0GB PC4-17000 DDR4 2133MHz
Hard Drive
1TB 5400 rpm
Graphics
NVIDIA GeForce GTX 960M 4GB GDDR5

posted by wap, platform: iPhone
都不咋地，DOTA2S上1060 6G本子

话说15.6有必要用UHD吗?