Lenovo ThinkCentre M920x Tiny
Measured idle power
~29–34 W idle (six-core i5-8500T + RX 560 dGPU config, 120 V wall — high because of the discrete GPU)
Wall meter (120 V)
Source: Lenovo ThinkCentre M920x Tiny Review and Guide — ServeTheHome · dated 2020-12-06
ECC memory support
No (consumer DDR4 SODIMM, non-ECC)
Source: Lenovo ThinkCentre M920x Tiny Review and Guide — ServeTheHome · dated 2020-12-06
NIC chipset
Intel i219 1GbE (vPro)
Source: Lenovo ThinkCentre M920x Tiny Review and Guide — ServeTheHome · dated 2020-12-06
RAM ceiling
32 GB official / 64 GB unofficial (2× DDR4 SODIMM)
Source: Lenovo ThinkCentre M920x Tiny Review and Guide — ServeTheHome · dated 2020-12-06
IOMMU / GPU passthrough
No community passthrough report sourced yet for this model.
Where to buy
Deterministic search links for “Lenovo ThinkCentre M920x Tiny” — not specific listings, and not paid placements. Prices, stock and the exact SKU/revision vary; confirm the unit you receive against the cited specs above.
Frequently asked questions
What is the Lenovo ThinkCentre M920x Tiny's idle power consumption?
Lenovo ThinkCentre M920x Tiny (Intel Core i5-8500T (STH config with AMD Radeon RX 560 dGPU)) idles at ~29–34 W idle (six-core i5-8500T + RX 560 dGPU config, 120 V wall — high because of the discrete GPU). Method: Wall meter (120 V). This is a wall-measured figure — verified 2026-06-02.
Does the Lenovo ThinkCentre M920x Tiny support ECC memory?
No (consumer DDR4 SODIMM, non-ECC)
Is the Lenovo ThinkCentre M920x Tiny good for Proxmox / a homelab?
vPro Intel i219 NIC and a 64 GB unofficial RAM ceiling are attractive, but the M920x's discrete RX 560 GPU pushes idle to a high 29–34 W — a power-hungry choice versus a plain M920q for a 24/7 host. RAM ceiling: 32 GB official / 64 GB unofficial (2× DDR4 SODIMM). NIC: Intel i219 1GbE (vPro).
Sources
Lenovo ThinkCentre M920x Tiny Review and Guide — ServeTheHome · dated 2020-12-06
https://www.servethehome.com/lenovo-thinkcentre-m920x-tiny-review-and-guide/4/
Lenovo ThinkCentre M920x Tiny Review and Guide — ServeTheHome · dated 2020-12-06
https://www.servethehome.com/lenovo-thinkcentre-m920x-tiny-review-and-guide/
Cited public information, not purchasing advice. Onboard NIC silicon and BIOS can differ between production batches of the same model name — confirm the revision you receive (
lspci -nn) before relying on a NIC or passthrough claim. Idle draw depends on OS, mains voltage (120 V vs 240 V) and power tuning (powertop).