The verdict

CPU
Aoostar R7 has 3.4x the CPU throughput (17,853 vs 5,307 PassMark).
Plex
Ugreen NASync DXP2800 transcodes more 4K HDR streams (~5 vs ~3).
Idle power
Ugreen NASync DXP2800 idles lower (10W vs 18W) - cheaper to run 24/7.
Networking
Aoostar R7 has more NICs (2 vs 1) - better for a firewall or VLAN trunk.
RAM ceiling
Aoostar R7 takes more RAM (64GB vs 16GB).

Which wins for each job

Job Aoostar R7 Ugreen NASync DXP2800
Plex / Jellyfin ~3 streams ~5 streams win
Frigate NVR add a detector ~4 cameras win
Proxmox / VMs 17,853 PassMark win 5,307 PassMark
Firewall / router 2 NICs win 1 NICs
Local AI / LLM no slot no slot

Approximate - capacity estimates from curated specs, the same logic as the recommender. Verify against your exact setup. Prices move; check the retailer.

Full specs

Spec Aoostar R7 Ugreen NASync DXP2800
Price (list) $309 $299
CPU AMD Ryzen 7 5825U Intel Processor N100
Cores / threads 8 4
PassMark 17,853 5,307
iGPU AMD Radeon (Vega) Intel UHD (24 EU)
NICs 2 1
NIC model Realtek RTL8125 Intel I226-V
RAM max (GB) 64 16
M.2 free 1 2
PCIe slot none none
Idle (W) 18 10
TDP (W) 15 6