No, an i5-6500 should not bottleneck a GTX 1070.
No, an i5-6500 should not bottleneck a GTX 1070.
The offer of a R7 2700 paired with an ASRock X370 PRO4 for roughly $292 seems reasonable.
Avoid the 2700 and X370, they don't add value. Zen 2 offers significant improvements. A 3600 performs better than a 2700 and B550 boards are much more efficient than X370
All updates have been applied to the BIOS, microcode, and Windows. The situation is now unsolvable—it hasn’t been achievable for the past three years.
A better choice would be the Cougar MX330 (acrylic glass) at 160.99₪ including VAT or the COUGAR MX331 with tempered glass at 216.99₪ including VAT. Both options are available on Newegg.
The temperatures were elevated. Did you use a new thermal paste during installation?