iXBT Labs - PowerLeap PL-P4/N: upgrading Socket-423 systems with Pentium-4 Northwood
1U/2U Intel Socket 478- Low Profile Design CPU Cooler with Copper Cooling Fins - CPU Cooler, Cooler | Made in Taiwan Custom RV Fans and PC Cooling Fans Manufacturer | TITAN Technology Limited
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Some people play with stress balls or fidget spinners. I have a 1.7 GHz Celeron in a socket 478 to socket 423 adapter. : r/pcmasterrace
ASUS CT-479: Socket-478 to Socket-479 Adapter - Intel's Pentium M Desktop Part II: ASUS' Pentium M to Pentium 4 Socket Adapter
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Amazon.com: Upgradeware P478 Socket 423 to 478 Upgrade Adapter Converter Like Powerleap PL-P4/N PL-P4N : Electronics
423-pin to 478-pin CPU Socket Converter
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Pentium M on your Socket 478 platform - Page 2 of 2 - Legit Reviews