How much RAM does the Lenovo 4105-R9U support?

The 4105-R9U supports up to 48GB of memory across 6 slot(s), up to 8GB per slot.

What storage drives fit the Lenovo 4105-R9U?

Compatible drive types: SATA 2.5" Hard Drive, SATA 2.5" SSD.

Your system

Lenovo 4105-R9UStorage Upgrades

Change system Auto-detect

8 guaranteed-fit options

Internal drives

Matched to this machine's drive bays and slots.

SATA 2.5" SSD

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.

SATA 2.5" Hard 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 Lenovo 4105-R9U

Specifications reported for the Lenovo 4105-R9U.

Memory type: DDR3
Memory slots: 6
Maximum memory: 48GB
Max per slot: 8GB
Rated speed: 1333 MT/s
Chipset: Intel® X58 Express
Processor: W3550

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your Lenovo 4105-R9U, 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

Lenovo 4105-R9UStorage Upgrades

Change system Auto-detect

8 guaranteed-fit options

Internal drives

Matched to this machine's drive bays and slots.

SATA 2.5" SSD

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.

SATA 2.5" Hard 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 Lenovo 4105-R9U

Specifications reported for the Lenovo 4105-R9U.

Memory type: DDR3
Memory slots: 6
Maximum memory: 48GB
Max per slot: 8GB
Rated speed: 1333 MT/s
Chipset: Intel® X58 Express
Processor: W3550

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Lenovo 4105-R9UStorage Upgrades

Choose your upgrade

Internal drives

SATA 2.5" SSD

SATA 2.5" Hard Drive

System specifications for Lenovo 4105-R9U

Software

Lenovo 4105-R9UStorage Upgrades

Choose your upgrade

Internal drives

SATA 2.5" SSD

SATA 2.5" Hard Drive

System specifications for Lenovo 4105-R9U

Software