Compact Mini PCs: Real Specs & Plain Comparisons
Modern Mini PCs pack 8-core desktop-class Zen 4 processors, 40Gbps USB4 connectivity, and Radeon 780M integrated graphics into palm-sized cases under 1 liter. Compare cooling architectures, display outputs, and real pros & cons below.
Minisforum UM790 Pro vs Beelink SER8
Quad 4K display connectivity and dual USB4 ports vs whisper-quiet ~32dB vapor chamber cooling in a CNC aluminum unibody with bottom dust filter.
All 4 Verified Mini PCs
Minisforum UM790 Pro
High-performance 0.85L mini PC powered by AMD Ryzen 9 7940HS with dual USB4 and dual HDMI 2.1.
- Processor
- AMD Ryzen 9 7940HS (8 cores / 16 threads Zen 4, up to 5.2 GHz, 16MB L3 cache, 35–54W TDP)
- Graphics
- AMD Radeon 780M (12 CUs, frequency up to 2800 MHz)
- Memory Support
- Dual DDR5 SO-DIMM slots (supports up to 64GB 5600MHz)
- Storage Slots
- 2× M.2 2280 PCIe 4.0 SSD slots (supports RAID0 and RAID1)
- Dimensions
- 130 mm × 126 mm × 52.3 mm (0.85 Liters)
- Cooling & Chassis
- Cold Wave 2.0 thermal architecture featuring liquid metal CPU cooling and dedicated active heatsink fan for memory and SSDs
Beelink SER8
Near-silent CNC metal unibody mini PC with AMD Ryzen 7 8845HS and high-density bottom dust filter.
- Processor
- AMD Ryzen 7 8845HS (8 cores / 16 threads Zen 4, up to 5.1 GHz, integrated Ryzen AI NPU up to 38 TOPS platform) or 8745HS variant
- Graphics
- AMD Radeon 780M (12 CUs, up to 2700 MHz)
- Memory Support
- Dual DDR5 5600MHz SO-DIMM slots (expandable up to 256GB / 64GB standard)
- Storage Slots
- Dual M.2 2280 PCIe 4.0 ×4 SSD slots (supports up to 8TB total, 4TB × 2)
- Dimensions
- 135 mm × 135 mm × 44.7 mm (0.81 Liters)
- Cooling & Chassis
- Integrated CNC aluminum unibody with bottom-intake metal mesh dust filter and whisper-quiet vapor chamber cooling (~32dB acoustic profile)
Geekom A8
Ultra-compact 0.47L aluminum powerhouse featuring AMD Ryzen 9 8945HS with built-in SD card reader.
- Processor
- AMD Ryzen 9 8945HS (8 cores / 16 threads Zen 4, up to 5.2 GHz boost, Ryzen AI NPU up to 39 TOPS total) or Ryzen 7 8845HS
- Graphics
- AMD Radeon 780M (12 CUs)
- Memory Support
- Dual DDR5-5600 MT/s SO-DIMM slots (supports up to 64GB)
- Storage Slots
- 1× M.2 2280 PCIe 4.0 ×4 NVMe SSD slot (up to 2TB standard)
- Dimensions
- 112.4 mm × 112.4 mm × 37 mm (0.47 Liters)
- Cooling & Chassis
- IceBlast 1.5 active copper heatpipe cooling system inside an anodized aluminum alloy enclosure
Minisforum Neptune HX99G
Dedicated gaming mini PC with discrete AMD Radeon RX 6600M graphics and dual liquid metal cooling.
- Processor
- AMD Ryzen 9 6900HX (8 cores / 16 threads, up to 4.9 GHz, 16MB L3 cache) [Successor HX100G features Ryzen 7 7840HS up to 5.1 GHz]
- Graphics
- Discrete AMD Radeon RX 6600M (8GB GDDR6 dedicated, up to 100W TDP) + integrated Radeon 680M [HX100G features RX 6650M 8GB]
- Memory Support
- Dual DDR5 SO-DIMM slots (supports up to 64GB 4800MHz/5600MHz)
- Storage Slots
- 2× M.2 2280 PCIe 4.0 NVMe SSD slots (up to 4TB total)
- Dimensions
- 205 mm × 203 mm × 69.3 mm (2.8 Liters)
- Cooling & Chassis
- Dual liquid metal application on both CPU and discrete GPU with 7 heat pipes and dual high-volume fans in carbon-fiber composite chassis