Lenovo ThinkPad T420 PCIe Slots Specifications List

The Lenovo ThinkPad T420, a 2011 business laptop, features robust PCIe slots for upgrades. Ideal for Sutton-in-Ashfield users seeking reliable specs on expansion options.

CPU and Chipset Overview

Intel Core i5/i7 2nd Gen, QM67 chipset supports PCIe 2.0.

  • i5-2520M: 2.5GHz
  • i7-2620M: Turbo 3.4GHz
  • 4x DDR3 slots up to 8GB

PCIe Slot Details

One full mini-PCIe for WWAN, ExpressCard/54 via adapter.

  • Mini PCIe x1: 2.0 speeds
  • mSATA SSD compatible
  • No discrete GPU slot

Expansion Bays and Ports

Ultrabay for drives, multiple USB 2.0/3.0.

  • DVD bay upgradable
  • 9-in-1 card reader
  • VGA + DisplayPort

RAM and Storage Specs

PC3-10600 DDR3, SATA II bays.

  • Max 16GB RAM (disputed 8GB official)
  • 2.5" HDD/SSD
  • eSATA port

Battery and Connectivity

6/9-cell options, Intel 6205 WiFi.

  • 9hr battery life
  • Gigabit Ethernet
  • Bluetooth 2.1

Dimensions and Weight

Compact for portability.

  • 34 x 23.3 x 3.4cm
  • 2.4kg weight
  • MIL-STD durability

Frequently Asked Questions

How many PCIe slots in T420?

One mini-PCIe slot for WWAN/SSD, expandable via ExpressCard.

Can I upgrade to SSD?

Yes, mSATA or 2.5" SATA II up to 500GB native.

Max RAM supported?

Officially 8GB, but 16GB works unofficially.

GPU upgrade possible?

No dedicated PCIe x16; integrated only.

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