Which motherboard fits the Lenovo IdeaPad 3 15ADA05? OEM part numbers

24 motherboards are documented for the Lenovo IdeaPad 3 15ADA05: 5B20S44260, 5B20S44261, 5B20S44262, 5B20S44263, 5B20S44264 and 19 more. 24 of 24 come from OEM documentation (pcsupport.lenovo.com); last checked 2026-11-04. Not bench-tested: match the number on your old motherboard and any constraint before ordering.

Part numberPartConstraintsConfidenceLast checked
5B20S44260Lenovo MB L81W1 WINA3150U_UMA_4G_T 5B20S44260Lenovo description: "MB L81W1 WINA3150U_UMA_4G_T". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44261Lenovo MB L81W1 NOKA3150U_UMA_4G_T 5B20S44261Lenovo description: "MB L81W1 NOKA3150U_UMA_4G_T". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44262Lenovo Lenovo BDPLANAR MB L81W1 WINA3150U_UMA_4G_NT 5B20S44262Lenovo description: "Lenovo BDPLANAR MB L81W1 WINA3150U_UMA_4G_NT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44263Lenovo MB L81W1 NOKA3150U_UMA_4G_NT 5B20S44263Lenovo description: "MB L81W1 NOKA3150U_UMA_4G_NT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44264Lenovo Lenovo BDPLANAR MB L81W1 WINR33250U_UMA_4G_T 5B20S44264Lenovo description: "Lenovo BDPLANAR MB L81W1 WINR33250U_UMA_4G_T". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44265Lenovo MB L81W1 NOKR33250U_UMA_4G_T 5B20S44265Lenovo description: "MB L81W1 NOKR33250U_UMA_4G_T". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44266Lenovo Lenovo BDPLANAR MB L81W1 WINR33250U_UMA_4G_NT 5B20S44266Lenovo description: "Lenovo BDPLANAR MB L81W1 WINR33250U_UMA_4G_NT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44267Lenovo Lenovo BDPLANAR MB L81W1 NOKR33250U_UMA_4G_NT 5B20S44267Lenovo description: "Lenovo BDPLANAR MB L81W1 NOKR33250U_UMA_4G_NT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44464Lenovo Lenovo BDPLANAR MB L81W1 WINASR3050U_UMA_4GT 5B20S44464Lenovo description: "Lenovo BDPLANAR MB L81W1 WINASR3050U_UMA_4GT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44465Lenovo MB L81W1 NOKASR3050U_UMA_4GT 5B20S44465Lenovo description: "MB L81W1 NOKASR3050U_UMA_4GT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44466Lenovo Lenovo BDPLANAR MB L81W1 WINASR3050U_UMA4GNT 5B20S44466Lenovo description: "Lenovo BDPLANAR MB L81W1 WINASR3050U_UMA4GNT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44467Lenovo BDPLANAR MB L81W1 NOKASR3050U_UMA4GNT 5B20S44467Lenovo description: "BDPLANAR MB L81W1 NOKASR3050U_UMA4GNT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44468Lenovo MB L81W1 WINR53500U_UMA_4GT 5B20S44468Lenovo description: "MB L81W1 WINR53500U_UMA_4GT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44469Lenovo MB L81W1 NOKR53500U_UMA_4GT 5B20S44469Lenovo description: "MB L81W1 NOKR53500U_UMA_4GT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44470Lenovo Lenovo BDPLANAR MB L81W1 WINR53500U_UMA_4GNT 5B20S44470Lenovo description: "Lenovo BDPLANAR MB L81W1 WINR53500U_UMA_4GNT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44471Lenovo Lenovo BDPLANAR MB L81W1 NOKR53500U_UMA_4GNT 5B20S44471Lenovo description: "Lenovo BDPLANAR MB L81W1 NOKR53500U_UMA_4GNT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44472Lenovo MB L81W1 WINR73700U_UMA_4GT 5B20S44472Lenovo description: "MB L81W1 WINR73700U_UMA_4GT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44473Lenovo MB L81W1 NOKR73700U_UMA_4GT 5B20S44473Lenovo description: "MB L81W1 NOKR73700U_UMA_4GT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44474Lenovo MB L81W1 WINR73700U_UMA4GNT 5B20S44474Lenovo description: "MB L81W1 WINR73700U_UMA4GNT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44475Lenovo MBL81W1NOKR73700U_UMA4GNT 5B20S44475Lenovo description: "MBL81W1NOKR73700U_UMA4GNT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44476Lenovo MB L81W1 WIN3020E_UMA_0G_T 5B20S44476Lenovo description: "MB L81W1 WIN3020E_UMA_0G_T". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44477Lenovo MB L81W1 NOK3020E_UMA_0G_T 5B20S44477Lenovo description: "MB L81W1 NOK3020E_UMA_0G_T". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44478Lenovo Lenovo BDPLANAR MB L81W1 WIN3020E_UMA_0G_NT 5B20S44478Lenovo description: "Lenovo BDPLANAR MB L81W1 WIN3020E_UMA_0G_NT". OEM documentation only; not bench-tested.OEM documented2026-11-04
5B20S44479Lenovo MB L81W1 NOK3020E_UMA_0G_NT 5B20S44479Lenovo description: "MB L81W1 NOK3020E_UMA_0G_NT". OEM documentation only; not bench-tested.OEM documented2026-11-04

Where do these Lenovo IdeaPad 3 15ADA05 motherboard part numbers come from?

24 of 24 fits are from OEM documentation (pcsupport.lenovo.com); each row links its source. Last checked 2026-11-04.

Are these motherboards tested in the Lenovo IdeaPad 3 15ADA05?

No. Fits come from manufacturer or retailer documentation and are not bench-tested. Check the part number on your old part and any listed constraint.

All documented parts for the IdeaPad 3 15ADA05.

Other parts for the IdeaPad 3 15ADA05

Service Part (236) · Keyboard (279) · Screen (27) · Camera (5) · Cable (3) · Battery (10) · Display Bezel (1) · SSD (20) · Hard Drive (3) · Memory (15) · Screw Kit (8) · Wireless Card (2) · Fan (1) · Hinge Cover (5) · Hinge (1) · Power Adapter (18) · I/O Board (2) · RTC Battery (3) · Bracket (1) · Heat Sink (3)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model lenovo-ideapad-3-15ada05) or the keyless JSON API.

Key facts

Model
IdeaPad 3 15ADA05
Part type
Motherboard
Documented parts
24
OEM-documented fits
24 of 24
Source sites
pcsupport.lenovo.com
Last checked
2026-11-04
Tested
Not bench-tested; documentation only