The operating system is the program that gets started first when you switch on your computer or server. All other applications depend on it for correct operation. Some examples of popular operating systems are Microsoft Windows, Mac OS and Linux.
HPE SUSE Linux Enterprise Server 1-2 Sockets Unlimited VM w/Live Patching 3-year 9x5 E-LTU

HPE SUSE Linux Enterprise Server 1-2 Sockets Unlimited VM w/Live Patching 3-year 9x5 E-LTU

Hewlett Packard Enterprise
£5,095.99
Microsoft Windows 10 Pro (64-bit) 1 license(s)

Microsoft Windows 10 Pro (64-bit) 1 license(s)

Microsoft
£1,343,999.99
Lenovo 7S1S001ZWW operating system

Lenovo 7S1S001ZWW operating system

Lenovo
£4,285.99
HPE Red Hat Resilient Storage 2 Sockets Unlimited Guests 5yr Subscription E-LTU

HPE Red Hat Resilient Storage 2 Sockets Unlimited Guests 5yr Subscription E-LTU

Hewlett Packard Enterprise
£10,452.99
HPE Red Hat High Availability 2 Sockets or 2 Guests 5yr Subscription E-LTU

HPE Red Hat High Availability 2 Sockets or 2 Guests 5yr Subscription E-LTU

Hewlett Packard Enterprise
£1,670.99
HPE Red Hat Enterprise Linux Server 2 Sockets or 2 Guests 1 Year Subscription 9x5 Support E-LTU

HPE Red Hat Enterprise Linux Server 2 Sockets or 2 Guests 1 Year Subscription 9x5 Support E-LTU

Hewlett Packard Enterprise
£729.99
HPE Red Hat Enterprise Linux Server 2 Sockets 1 Guest 1 Year Subscription 24x7 Support E-LTU

HPE Red Hat Enterprise Linux Server 2 Sockets 1 Guest 1 Year Subscription 24x7 Support E-LTU

Hewlett Packard Enterprise
£1,140.99
HPE Microsoft Windows Server 2025 10-core Essentials Reseller Option Kit en/cs/pl/ru/sv SW

HPE Microsoft Windows Server 2025 10-core Essentials Reseller Option Kit en/cs/pl/ru/sv SW

Hewlett Packard Enterprise
£355.99
HPE Microsoft Windows Server 2025 16-core Datacenter Reseller Option Kit en/cs/pl/ru/sv SW

HPE Microsoft Windows Server 2025 16-core Datacenter Reseller Option Kit en/cs/pl/ru/sv SW

Hewlett Packard Enterprise
£4,682.99
HPE Microsoft Windows Server 2025 10-core Essentials Reseller Option Kit en/fr/de/es/it/pt/nl SW

HPE Microsoft Windows Server 2025 10-core Essentials Reseller Option Kit en/fr/de/es/it/pt/nl SW

Hewlett Packard Enterprise
£355.99
HPE Microsoft Windows Server 2025 16-core Datacenter Reseller Option Kit en/fr/de/es/it/pt/nl SW

HPE Microsoft Windows Server 2025 16-core Datacenter Reseller Option Kit en/fr/de/es/it/pt/nl SW

Hewlett Packard Enterprise
£4,682.99
HPE Microsoft Windows Server 2025 16-core Standard Reseller Option Kit en/fr/de/es/it/pt/nl SW

HPE Microsoft Windows Server 2025 16-core Standard Reseller Option Kit en/fr/de/es/it/pt/nl SW

Hewlett Packard Enterprise
£912.99