Operating system - FreeDOS Processor family - Intel Core i7 14th generation processor Processor - Intel Core i7-14700 (up to 5.4 GHz with Intel Turbo Boost Technology, 33 MB L3 cache, 16 cores, 28 threads) 1 2 Tool-less Access - Evolve your work. Evolve your rig. With a tool-less sliding access cover, you can easily get into the the interior, and customize your Z to fit your needs Dust Filter - Help keep your system clean while sitting on the factory floor or machining environment with the front-access dust filter. Sanitizable - Designed to be wiped down using many commonly available household disinfecting and cleaning wipes using the HP cleaning guidelines. Industy leading security - HP Wolf for Business security 4 features come standard on every Z1 Tower, for an always-on, always-acting, resilient defense. From the BIOS to the browser, above and below the OS, these constantly evolving solutions help protect your PC from threats. Sustainability - This product contains 60% recycled plastics, utilizes 90% power supply efficiency, and meets GreenScreen️ for Safer Chemicals' methodology standards.