Did I buy a fake CPU ?

I bought this CPU from aliexpress....Is this an original CPU ? or is it fake ? like, Is it ES or not ?

Is there a way to figure out whether this is genuine or fake ?

If the BIOS says it is i7-4712MQ then i am good...right ?

here is the CPU section of lshw : https://pastebin.com/Q3AQ403f

here is cat /proc/cpuinfo : https://pastebin.com/d5ddtxpj