How much RAM does the Lenovo ThinkPad T400 + Mini Dock support?

The ThinkPad T400 + Mini Dock supports up to 8GB of memory across 2 slot(s), up to 4GB per slot.

What storage drives fit the Lenovo ThinkPad T400 + Mini Dock?

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

Your system

Lenovo ThinkPad T400 + Mini DockStorage 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 ThinkPad T400 + Mini Dock

Specifications reported for the Lenovo ThinkPad T400 + Mini Dock.

Memory type: DDR3
Memory slots: 2
Maximum memory: 8GB
Max per slot: 4GB
Rated speed: 1066 MT/s
Chipset: Intel® GM45 Express
Processor: P8400

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your Lenovo ThinkPad T400 + Mini Dock, 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 ThinkPad T400 + Mini DockStorage 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 ThinkPad T400 + Mini Dock

Specifications reported for the Lenovo ThinkPad T400 + Mini Dock.

Memory type: DDR3
Memory slots: 2
Maximum memory: 8GB
Max per slot: 4GB
Rated speed: 1066 MT/s
Chipset: Intel® GM45 Express
Processor: P8400

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Lenovo ThinkPad T400 + Mini DockStorage Upgrades

Choose your upgrade

Internal drives

SATA 2.5" SSD

SATA 2.5" Hard Drive

System specifications for Lenovo ThinkPad T400 + Mini Dock

Software

Lenovo ThinkPad T400 + Mini DockStorage Upgrades

Choose your upgrade

Internal drives

SATA 2.5" SSD

SATA 2.5" Hard Drive

System specifications for Lenovo ThinkPad T400 + Mini Dock

Software