How much RAM does the HP Pavilion ze4221 support?

The Pavilion ze4221 supports up to 1GB of memory across 2 slot(s), up to 0.5GB per slot.

What type of memory does the Pavilion ze4221 use?

It uses DDR SODIMM memory modules.

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HP Pavilion ze4221Memory Upgrades

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System specifications for HP Pavilion ze4221

Specifications reported for the HP Pavilion ze4221.

Memory type: DDR
Form factor: SODIMM
Memory slots: 2
Maximum memory: 1GB
Max per slot: 0.5GB
Rated speed: 266 MT/s
Processor: 1.8GHz Intel Pentium 4

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your HP Pavilion ze4221, installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.

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Your system

HP Pavilion ze4221Memory Upgrades

Change system Auto-detect

4 guaranteed-fit options

This option is out of stock.

System specifications for HP Pavilion ze4221

Specifications reported for the HP Pavilion ze4221.

Memory type: DDR
Form factor: SODIMM
Memory slots: 2
Maximum memory: 1GB
Max per slot: 0.5GB
Rated speed: 266 MT/s
Processor: 1.8GHz Intel Pentium 4

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

HP Pavilion ze4221Memory Upgrades

Choose your upgrade

System specifications for HP Pavilion ze4221

Software

HP Pavilion ze4221Memory Upgrades

Choose your upgrade

System specifications for HP Pavilion ze4221

Software