I'm thinking to buy these components and I need a little help

Oct 12, 2018
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The case is what I'm looking to upgrade my i7 3770, 8 GB 1600 mhz DDR3 and asrock Z77 extreme4 to Intel Core i5-8400 Coffee Lake 6-Core 2.8 GHz (4.0 GHz Turbo) LGA 1151 Processor, ASRock Z370M Pro4 LGA 1151 (300 Series) Intel Z370 HDMI SATA 6Gb/s USB 3.1 Micro ATX Intel Motherboard, CORSAIR Vengeance LPX 16GB (2 x 8GB) 288-Pin DDR4 SDRAM DDR4 3000 (PC4 24000) Memory Kit Model CMK16GX4M2B3000C15 (Model:CMK16GX4M2B3000C15)

My question is, does it really a good purchase those 3 items for aroud 470$? or are there better components to buy for that price? I hope you can help me out.