Buying guides
What to think through before buying – written by people who build computers every day. No advertising, with numbers and links to what we have in stock.
- Second-hand computers and hardware: what grades A, B and C mean and how to buy without riskWhat condition grades A, B and C mean for used hardware, why every item in our bazaar carries at least 12 months of warranty and is always cheaper than new, what a refurbished business PC is and when second-hand pays off.Read →
- How to choose a graphics card: resolution, memory, power supply and whether it fits the caseA graphics card by monitor resolution: how much memory for Full HD, 1440p and 4K, which power supply and what the 12V-2x6 connector is, length and slots in the case, PCIe 4.0 and 5.0 and how AMD and NVIDIA differ. In stock, shipped within 1–2 working days.Read →
- How to choose a gaming PC: budget, graphics, processor and where not to saveHow to choose a gaming PC step by step: how much to spend on the graphics card and processor, how much memory and which drive, why never to save on the power supply. Three budgets with a concrete proposal from parts in stock.Read →
- How to choose a monitor: office, gaming or graphics, size, resolution and panel typeA monitor for office, gaming or graphics: which diagonal for which resolution, IPS, VA, TN and OLED in plain words, when 60 Hz is enough and when you want 144 Hz, USB-C with laptop charging and VESA mounts. In stock, shipped within 1–2 working days.Read →
- How to choose a laptop: for office, study, gaming or creative workA laptop for office, study, gaming or creative work: processor tiers in plain words, how much memory and which drive, display, ports, Windows or no OS and what can be upgraded later. 24-month warranty, in stock, shipped within 1–2 working days.Read →
- How to choose a UPS: VA and W, topologies, runtime and battery lifeA UPS by the equipment's power draw: the difference between VA and W, offline, line-interactive and online topologies, pure sine wave, runtime, battery life, automatic shutdown and what never to connect through a UPS. In stock, shipped within 1–2 working days.Read →
- Which power supply for a PC: wattage, 80 Plus and ATX 3.x without mythsHow many watts your graphics card needs, what 80 Plus Bronze/Gold/Platinum means, when to want ATX 3.x with the 12V-2x6 connector and why the PSU is the part not to save on. A table by card class.Read →
- Compatible or original toner? What pays off and what to watchWhen a compatible toner pays off and when to buy the original, what page yield at 5 % coverage means, how printer warranty and chips work, and why to avoid remanufactured cartridges of unknown origin. Choose by printer model.Read →
- DDR4 and DDR5 memory: how many GB, dual channel, XMP and EXPO, laptop memoryHow much memory for office, gaming and creative work, why to buy modules in pairs, how DDR4 and DDR5 differ, what XMP and EXPO profiles do and how to choose SO-DIMM for a laptop. Memory in stock, shipped within 1–2 working days.Read →
- Custom PC assembly in Písek: how it works from order to handoverHow a custom PC is built in our Písek workshop: configurator proposal, parts ordering, assembly, installation, burn-in test and handover in person or by courier. What is included and how long it takes.Read →
- SSD or HDD? How to choose a drive for a PC or laptopSSD or hard disk? When a SATA SSD is enough and when to want NVMe, what capacity for the system, games and photos, where an HDD belongs and how to read TBW. Clear recommendations with links to stock.Read →
- Wi-Fi router or mesh: Wi-Fi 6, 6E and 7, home coverage and when an extender is enoughWhen a new Wi-Fi router is enough and when a mesh system is needed: Wi-Fi 6, 6E and 7 differences, why the speed on the box does not apply, 2.5 Gb/s ports, mesh versus extender, router placement and coverage of a multi-storey house. In stock, shipped within 1–2 working days.Read →