This M75q-1 is a compact business PC known for its small form factor, upgradeability, and suitability for office or small server tasks. As this model was released several years ago, most available units on the market today are refurbished. 

Performance and features

The ThinkCentre M75q-1 Tiny with a Ryzen 5 Pro 3400GE is a capable business PC for standard productivity tasks, web browsing, and 4K video decoding. 

• Processor: The AMD Ryzen 5 Pro 3400GE has 4 cores and 8 threads, with a 3.3 GHz base clock and a 4.0 GHz maximum boost. This configuration is powerful enough for most office workloads.
• Graphics: Integrated AMD Radeon Vega 11 graphics handle display output and can run light emulation or gaming.
• Form Factor: Its small, 1-liter size saves desk space and makes it suitable for mounting behind a monitor.
• Upgradeability: The ThinkCentre Tiny is easy to service, with tool-less access to the SO-DIMM memory slots and M.2 SSD slot.

• • Operating System: The unit you described comes with Windows 11 Pro, providing enterprise-level security and features like BitLocker encryption.