How much RAM does the HP Pavilion a6403w-b support?

The Pavilion a6403w-b supports up to 4GB of memory across 2 slot(s), up to 2GB per slot.

What type of memory does the Pavilion a6403w-b use?

It uses DDR2 DIMM memory modules.

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System specifications for HP Pavilion a6403w-b

Specifications reported for the HP Pavilion a6403w-b.

Memory type: DDR2
Form factor: DIMM
Memory slots: 2
Maximum memory: 4GB
Max per slot: 2GB
Rated speed: 800 MT/s
ECC: none

Good to know

Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your HP Pavilion a6403w-b, 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 a6403w-bMemory Upgrades

Change system Auto-detect

6 guaranteed-fit options

This option is out of stock.

System specifications for HP Pavilion a6403w-b

Specifications reported for the HP Pavilion a6403w-b.

Memory type: DDR2
Form factor: DIMM
Memory slots: 2
Maximum memory: 4GB
Max per slot: 2GB
Rated speed: 800 MT/s
ECC: none

Good to know

Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

HP Pavilion a6403w-bMemory Upgrades

Choose your upgrade

System specifications for HP Pavilion a6403w-b

Software

HP Pavilion a6403w-bMemory Upgrades

Choose your upgrade

System specifications for HP Pavilion a6403w-b

Software