How much RAM does the HP Presario 4090US support?

The Presario 4090US supports up to 0.75GB of memory across 3 slot(s), up to 0.25GB per slot.

What type of memory does the Presario 4090US use?

It uses SDRAM DIMM memory modules.

What storage drives fit the HP Presario 4090US?

Compatible drive types: IDE / PATA 2.5" Drive.

Your system

HP Presario 4090USStorage Upgrades

Change system Auto-detect

2 guaranteed-fit options

Internal drives

Matched to this machine's drive bays and slots.

IDE / PATA 2.5" Drive

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

System specifications for HP Presario 4090US

Specifications reported for the HP Presario 4090US.

Memory type: SDRAM
Form factor: DIMM
Memory slots: 3
Maximum memory: 0.75GB
Max per slot: 0.25GB
Rated speed: 100 MT/s

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your HP Presario 4090US, 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.

Loading…

Your system

HP Presario 4090USStorage Upgrades

Change system Auto-detect

2 guaranteed-fit options

Internal drives

Matched to this machine's drive bays and slots.

IDE / PATA 2.5" Drive

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

System specifications for HP Presario 4090US

Specifications reported for the HP Presario 4090US.

Memory type: SDRAM
Form factor: DIMM
Memory slots: 3
Maximum memory: 0.75GB
Max per slot: 0.25GB
Rated speed: 100 MT/s

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

HP Presario 4090USStorage Upgrades

Choose your upgrade

Internal drives

IDE / PATA 2.5" Drive

System specifications for HP Presario 4090US

Software

HP Presario 4090USStorage Upgrades

Choose your upgrade

Internal drives

IDE / PATA 2.5" Drive

System specifications for HP Presario 4090US

Software