New Raspberry Pi 4 models splits RAM across dual chips

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New Raspberry Pi 4 models splits RAM across dual chips

A new version of the Raspberry Pi 4 Model B has been (quietly) introduced. The key difference? It now uses a dual-RAM configuration. The Raspberry Pi 4 Model B (PCB 13a) adopts a dual-RAM configuration to 'improve supply chain flexibility' and manufacturing efficiency, per a company product change notice document. Earlier versions of the Raspberry Pi 4 (v1.1 through 1.4) use a single RAM chip on the top of the board. This new revision adds a second LPDDR4 chip to the underside, with some passive components also moved over. Why use dual-RAM? Even those living under rocks will know that [...]

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Categories: Hardware, News, Raspberry Pi
Source: https://www.omgubuntu.co.uk/2026/02/raspberry-pi-4-rev-1-5-dual-ram Feb 05, 2026, 06:48 PM