What is the difference between a Intel BX80662I56600K Core i5-6600K LGA1151 3.5 - 3.9 GHz CPU and Intel Core I5-6600K Processor (3.5 GHz, 6 M Cache, LGA1151)?
https://www.amazon.co.uk/Intel-BX80662I56600K-Core-i5-6600K-LGA1151/dp/B010T6DCBS/ref=sr_1_2?ie=UTF8&qid=1466341358&sr=8-2&keywords=core+i5+6600k
https://www.amazon.co.uk/dp/B012M8M7TY/ref=psdc_430515031_t1_B010T6DCBS
Thanks
https://www.amazon.co.uk/Intel-BX80662I56600K-Core-i5-6600K-LGA1151/dp/B010T6DCBS/ref=sr_1_2?ie=UTF8&qid=1466341358&sr=8-2&keywords=core+i5+6600k
https://www.amazon.co.uk/dp/B012M8M7TY/ref=psdc_430515031_t1_B010T6DCBS
Thanks