i5 8600k used for 2 years and a few months. Was overclocked 4.5ghz at 1.200v I tried 5ghz was not stable, But feel free to try yourself. Does not come in original box, No warranty. Selling because upgraded. Please whatsapp only, I might not answer immediately. Pick up only. الماركة ماركة أخرى الحالة مستعمل