AMD / MINI PC
TOPC OA1 Ryzen 7 7840HS Mini PC
$329.99
An OA1 desktop with Radeon 780M graphics, replaceable DDR5 SO-DIMM memory and two NVMe SSD positions.
In stock · ships in 1–2 business days
| Processor | AMD Ryzen 7 7840HS |
|---|---|
| Cores / threads | 8 cores / 16 threads |
| Integrated graphics | AMD Radeon 780M |
| Memory | 2 DDR5 SO-DIMM slots; up to 64GB; DDR5-5600 |
| Storage interfaces | 1 M.2 2280 + 1 M.2 2242 NVMe SSD slot |
| Wired network | 1 Gigabit Ethernet port |
| Display / high-speed ports | 2 HDMI outputs + USB4 USB-C display output |
| Dimensions / form factor | 113 × 113 × 45 mm |
| Planned sets | 7840HS / DDR5 SODIMM / Barebone; 7840HS / DDR5 16GB / 1TB SSD; 7840HS / DDR5 32GB / 1TB SSD |
| Price and availability | See the selected configuration for its price and availability. Unconfirmed configurations cannot be ordered. |
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Which processor does this model use?
AMD Ryzen 7 7840HS. 8 cores / 16 threads. Integrated graphics: AMD Radeon 780M.
What memory does it use, and can I replace it?
This is the socketed-memory OA1. It has two DDR5 SO-DIMM slots, supports DDR5-5600 and up to 64GB in total. The barebone set requires compatible RAM and an SSD.
What storage can I install?
1 M.2 2280 + 1 M.2 2242 NVMe SSD slot. Check the SSD interface and physical size before installation. A slot count describes expansion capacity, not the number of drives supplied.
What wired network and display connections are available?
1 Gigabit Ethernet port. 2 HDMI outputs + USB4 USB-C display output. Match the cable, display and network equipment to the selected connection.
Which configurations are listed?
7840HS / DDR5 SODIMM / Barebone; 7840HS / DDR5 16GB / 1TB SSD; 7840HS / DDR5 32GB / 1TB SSD. See the selected configuration for its price and availability; unconfirmed configurations cannot be ordered. Configuration names do not imply an operating-system licence or unlisted accessories.
How does this differ from the OA1 LPDDR5 model?
This version has two replaceable DDR5 SO-DIMM slots. The separate OA1 LPDDR5 product has fixed 16GB onboard memory; its RAM cannot be replaced with SO-DIMMs.