Is this pc from amazon worth it?

No, not worth it. For 800 EUR, I managed to build this up on PCPartPicker:

Parts List

Type Item Price
CPU AMD - Ryzen 5 1600 3.2GHz 6-Core Processor £195.72 @ Ebuyer
Motherboard MSI - B350M GAMING PRO Micro ATX AM4 Motherboard £75.38 @ BT Shop
Memory Kingston - HyperX Fury Black 8GB (2 x 4GB) DDR4-2133 Memory £61.60 @ PC World Business
Storage Western Digital - Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive £41.96 @ Amazon UK
Video Card MSI - GeForce GTX 1060 6GB 6GB GAMING X Video Card £265.47 @ Scan.co.uk
Power Supply EVGA - SuperNOVA G2 550W 80+ Gold Certified Fully-Modular ATX Power Supply £76.25 @ CCL Computers
Total £716.38
/r/pcmasterrace Thread