Desktops

Desktop PC upgrade guides: compatible RAM, SSDs and parts for every major brand, with form factors and real-world limits in plain English.

Upgrading a desktop? Our RAM and SSD compatibility guides cover the essentials, with board detail in the motherboards section.

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Apple iMac 24 M3 (2023) Upgrade Guide (2026) — What You Can and Cannot Upgrade

The Apple iMac 24″ M3 (2023) is an Apple Silicon machine, so its memory and storage are not user-upgradeable in the traditional sense — there are no RAM slots and no standard SSD bay. Everything is configured at purchase, so choose your specification carefully. iMac 24″ M3 (2023) Quick Specifications Chip Apple M3 (8-core) Memory […]

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Apple iMac 24 M1 (2021) Upgrade Guide (2026) — What You Can and Cannot Upgrade

The Apple iMac 24″ M1 (2021) is an Apple Silicon machine, so its memory and storage are not user-upgradeable in the traditional sense — there are no RAM slots and no standard SSD bay. Everything is configured at purchase, so choose your specification carefully. iMac 24″ M1 (2021) Quick Specifications Chip Apple M1 (8-core) Memory

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Lenovo ThinkCentre M90s Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M90s is a 10th/11th Gen Intel + vPro business desktop released in 2021. This guide covers RAM compatibility (DDR4-3200), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M90s supports up to 128GB of DDR4-3200 RAM in the Tower configuration

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Lenovo ThinkCentre M80s Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M80s is a 10th/11th Gen Intel business desktop released in 2021. This guide covers RAM compatibility (DDR4-3200), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M80s supports up to 128GB of DDR4-3200 RAM in the Tower configuration and 128GB

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Lenovo ThinkCentre M70s Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M70s is a 10th Gen Intel business desktop released in 2020. This guide covers RAM compatibility (DDR4-2933), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M70s supports up to 128GB of DDR4-2933 RAM in the Tower configuration and 64GB

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Lenovo ThinkCentre Neo 50s Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre Neo 50s is a 12th/13th Gen Intel business desktop released in 2022. This guide covers RAM compatibility (DDR4-3200), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre Neo 50s supports up to 64GB of DDR4-3200 RAM in the Tower configuration

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Lenovo ThinkCentre M920q Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M920q is a 8th/9th Gen Intel business desktop released in 2019. This guide covers RAM compatibility (DDR4-2666 SO-DIMM), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M920q supports up to 32GB of DDR4-2666 SO-DIMM RAM in the Tower configuration

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Lenovo ThinkCentre M910 Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M910 is a 7th Gen Intel (Kaby Lake) business desktop released in 2017. This guide covers RAM compatibility (DDR4-2400), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M910 supports up to 64GB of DDR4-2400 RAM in the Tower configuration

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Lenovo ThinkCentre M900 Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M900 is a 6th Gen Intel (Skylake) business desktop released in 2016. This guide covers RAM compatibility (DDR4-2133), SSD upgrade options, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M900 supports up to 64GB of DDR4-2133 RAM in the Tower configuration and 32GB in

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Lenovo ThinkCentre M80q Upgrade Guide (2026) — RAM, SSD & Compatibility

The ThinkCentre M80q is a 10th/11th Gen Intel business desktop released in 2021. This guide covers RAM compatibility (DDR4-3200 SO-DIMM), SSD upgrade options including NVMe, and recommended components for maximum performance. Available in SFF (Small Form Factor) and Tower variants, the ThinkCentre M80q supports up to 64GB of DDR4-3200 SO-DIMM RAM in the Tower configuration

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