Close

Loading image...
Lenovo T420
+ 6 Videos

Lenovo T420 2 Core Intel Core I5-2xxx 2.5GHz 8GB 320GB HDD 14" Laptop

2 Intel Core I5-2xxx 2.5GHz 8GB Mar 2013
Processor Cores Processor Family Processor Frequency Internal Memory Release Date
The ThinkPad T420 and T520 notebooks offer the best combination of thin and light mobility and top performance features a business class user would require. Top performing features include Second... More
Available from international sellers only
Tell Me When It Becomes Available
You are subscribed to price alerts for this product
Unsubscribe
Searching for international prices ...

Assumed Exchange Rates

Searching for prices in ...
Lenovo Mini Dock Series 3 unboxing for T420
Lenovo T420 (HDD) and Lenovo L430 (SSD) - Boot Comparison
Lenovo T420s and HP nc6400 boot comparison
Lenovo IBM T420s 4171 Unboxing

12 Reasons For

64-Bit Processor Operating Mode

This portable PC supports a 64-bit processor operating mode, which is typical of many notebook PCs that have been on the market for a similar time to it.

Chart Edit

Very Fast On-Board Graphics Adapter Dynamic Frequency

The slowest on-board graphics adapter dynamic frequency of similar spec laptops that were released around the same time as the T420 is 660MHz, the fastest is 1,300MHz, and the average on-board graphics adapter dynamic frequency is 1,100MHz. When compared to other medium processor core notebook PCs that have been available for around the same time as the T420 that we have checked, the on-board graphics adapter dynamic frequency of the Lenovo T420 of 1,300 megahertz is one of the fastest.

Chart Edit

Very Fast On-Board Graphics Adapter Base Frequency

With an on-board graphics adapter base frequency of 650 megahertz, the Lenovo T420 has a very fast on-board graphics adapter base frequency compared to most of the other laptops of a comparable age and type to the T420. The on-board graphics adapter base frequencies of notebook PCs of a similar age and spec to the T420 range from 200MHz to 650MHz, and the average on-board graphics adapter base frequency is 370MHz.

Chart Edit

Good Brand

We calculated the average ratings for all Lenovo laptops and also specifically for Lenovo medium processor core notebook PCs and found that in both cases Lenovo had good ratings compared to other manufacturers.

Quite Fast Processor Clock Speed

Laptops of a similar age and type to the T420 have processor clock speeds of between 0.8GHz and 3.1GHz, and the average processor clock speed is 2.1GHz. The Lenovo T420 has a fairly fast processor clock speed (2.5 gigahertz) compared to most of the other medium processor core notebook PCs that were released more than two years ago.

Chart Edit

Quite Big Internal Memory

Across all the similar spec portable PCs that have been around for more than two years the internal memory range from 1GB to 16GB. With an internal memory of 8 gigabytes, the Lenovo T420 has one of the bigger internal memory amongst medium processor core notebook PCs of this age.

Chart Edit

1,066MHz Processor Memory Clock Speed

The Lenovo T420 supports a 1,066MHz processor memory clock speed which is faster than most notebook PCs of this spec and age. Most medium processor core notebook PCs that were released more than two years ago support a 133MHz processor memory clock speed. In addition, this Lenovo portable PC supports 1 and 333MHz processor memory clock speeds. The worst memory clock speeds supported by processor of all laptops that were launched more than two years ago is 133MHz and the best is 1,600MHz.

Chart Edit

Fairly Fast Hard Drive Speed

At 7,200 revolutions per minute, the Lenovo T420 has a fairly fast hard drive speed compared to most of the other similar spec laptops that have been on the market for more than two years. The slowest hard drive speed of portable PCs that are a similar age to the T420 is 4,200 RPM and the fastest is 7,200 RPM.

Chart Edit

802.11n WiFi Standard

This portable PC has an 802.11b|802.11g|802.11n WiFi standard, which is the most frequently found WiFi standard on notebook PCs that were released more than two years ago.

Chart Edit

64-Bit Operating System Architecture

This notebook PC has a 64-bit operating system architecture, which is typical of many portable PCs of this age and type.

Chart Edit

Two USB 2.0 Ports

Most medium processor core notebook PCs that came out around the same time as the T420 have between one and eight USB 2.0 ports, including the Lenovo T420 which has two USB 2.0 ports.

Chart Edit

2x SO-DIMM Memory Slot

This notebook PC has a 2x SO-DIMM memory slot, which is the most frequently found memory slot on medium processor core notebook PCs that have been on the market for a similar time to it.

Chart Edit

12 Reasons Against

Quite Slow Maximum Processor Memory Bandwidth

The maximum processor memory bandwidths of medium processor core notebook PCs that have been around for more than two years range from 17GB/s to 32GB/s. At only 21.3 gigabytes per second, the Lenovo T420 has a quite slow maximum processor memory bandwidth compared to most of the other medium processor core notebook PCs that came out around the same time as the T420.

Chart Edit

Only Two Displays Supported by On-Board Grap

Most laptops of a comparable type and age to the T420 use two displays supported by on-board grap, including the Lenovo T420 which uses two displays supported by on-board grap.

Chart Edit

Does Not Have a Front Camera

The Lenovo T420 does not have a front camera, unlike most of the other notebook PCs of a comparable age and spec to the T420 which have a front camera.

Chart Edit

Does Not Have a Full-Size Keyboard

Most of the other comparable spec laptops that have been on the market for more than two years have a full-size keyboard, however the Lenovo T420 does not have a full-size keyboard.

Chart Edit

Quite Small Total Storage Capacity

Comparable spec portable PCs that came out more than two years ago have total storage capacity of between 1GB and 1.5TB, and the average total storage capacity is 520GB. The Lenovo T420 has one of the smaller total storage capacity (only 320 gigabytes) amongst medium processor core notebook PCs of this age.

Chart Edit

Only HDD Storage Medium

This laptop has an HDD storage medium, which is the most frequently found storage medium on medium processor core notebook PCs that have been around for a similar time to it. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.

Chart Edit

Only 1366 X 768 Pixels Display Resolution

This notebook PC has a display resolution of 1366 x 768 pixels, which is the most frequently found display resolution on portable PCs of this spec and age.

Chart Edit

Quite Small Hard Drive Capacity

Medium processor core notebook PCs that have been available for a similar time to the T420 have hard drive capacity of between 180GB and 1.5TB, and the average hard drive capacity is 590GB. With a hard drive capacity of only 320 gigabytes, the Lenovo T420 has one of the smallest hard drive capacity amongst medium processor core notebook PCs of this age.

Chart Edit

Quite Slow Memory Clock Speed

When compared to other laptops that are a similar age to the T420 that we have checked the memory clock speed of, the Lenovo T420's memory clock speed of only 1,333 megahertz is one of the slowest. The average memory clock speed of medium processor core notebook PCs that have been available for around the same time as the T420 is 1,600MHz.

Chart Edit

Only 10 Mbit/s Ethernet LAN Data Rate

This notebook PC Ethernet LAN data rate, which is typical of many notebook PCs that have been available for around the same time as it.

Chart Edit

Does Not Have a Touch Sensitive Screen

Most notebook PCs that have been on the market for around the same time as the T420 do not have a touch sensitive screen. The Lenovo T420 is no exception to this as it too does not have a touch sensitive screen.

Chart Edit

Quite Slow Processor Front Side Bus

The processor front side bus of portable PCs that were released around the same time as the T420 range from 1.3MHz to 1,600MHz, and the average processor front side bus is 1,400MHz. At only 1,333 megahertz, the Lenovo T420 has a fairly slow processor front side bus compared to most of the other medium processor core notebook PCs that were released more than two years ago.

Chart Edit

4 Other reasons to consider the Lenovo T420

Released Over Three Years Ago

This notebook PC has been on the market for over three years.

Intel Core I5-2xxx Processor Family

The Lenovo T420 has a better processor family than most medium processor core notebook PCs that are a comparable age to it. This notebook PC has an Intel Core i5-2xxx processor family, whereas most medium processor core notebook PCs that have been around for around the same time as it have an Intel Core i5 processor family.

Chart Edit

Average Weight

With a weight of 2.2 kilograms, the Lenovo T420 has a pretty standard weight compared to most of the other notebook PCs of a similar age and spec to the T420.

Chart Edit

Average Screen Size

With a screen size of 14 inches, the Lenovo T420 has a pretty standard screen size compared to most of the other similar spec notebook PCs that are a comparable age to the T420.

Chart Edit

Specification

Design
Form Factor
Colour of Product
Product Type
Intel Segment Tagging
Processor
Processor Cores
Processor Family
Processor Frequency
Motherboard Chipset
Processor Socket
Processor Cache
System Bus Rate
Processor Threads
Processor Boost Frequency
Processor Model
Conflict Free Processor
Integrated 4G WiMAX
Processor Lithography
Maximum Number of PCI Express Lanes
Processor Operating Modes
PCI Express Slots Version
Bus Type
Processor Codename
Processor Series
Thermal Design Power (TDP)
Stepping
PCI Express Configurations
CPU Multiplier (bus/core Ratio)
Tjunction
Processor Cache Type
ECC Supported by Processor
FSB Parity
Memory
Internal Memory
Maximum Internal Memory
Memory Slots
Memory Clock Speed
Internal Memory Type
Storage
Total Storage Capacity
Storage Media
Card Reader Integrated
Hard Drive Speed
Hard Drive Capacity
Number of Hard Drives Installed
Display
Display Diagonal
Display Resolution
Touchscreen
LED Backlight
HD Type
Graphics
On-Board Graphics Adapter Model
Discrete Graphics Adapter Model
On-Board Graphics Adapter ID
Number of Displays Supported (on-Board Graphics)
On-Board Graphics Adapter Dynamic Frequency (max)
On-Board Graphics Adapter Base Frequency
On-Board Graphics Adapter
On-Board Graphics Adapter Family
Discrete Graphics Adapter
Audio
Audio System
Networking
Cabling Technology
WWAN
Ethernet LAN Data Rates
Ethernet LAN
Wi-Fi Standards
Wi-Fi
3G
Bluetooth
Ports & Interfaces
Mini DisplayPort/Thunderbolt Combo Port
DC-In Jack
S/PDIF Out Port
Microphone in
Headphone Outputs
Ethernet LAN (RJ-45) Ports
DVI Port
DisplayPorts Quantity
VGA (D-Sub) Ports Quantity
ESATA/USB 2.0 Ports Quantity
USB 2.0 Ports Quantity
LAN/VGA Combo Port
Performance
TV Tuner Integrated
Keyboard
Numeric Keypad
Pointing Device
Software
Operating System Architecture
Processor Special Features
Intel® Anti-Theft Technology (Intel® AT)
Intel® VPro™ Technology
Intel® My WiFi Technology (Intel® MWT)
Intel® Turbo Boost Technology
Intel® Hyper Threading Technology (Intel® HT Technology)
Intel® Small Business Advantage (Intel® SBA)
Intel® Wireless Display (Intel® WiDi)
Enhanced Intel SpeedStep Technology
InTru™ 3D Technology
Intel® Insider™
Intel Clear Video Technology
Intel® Quick Sync Video Technology
Intel® Clear Video HD Technology (Intel® CVT HD)
Intel Trusted Execution Technology
Supported Instruction Sets
Processor Code
Intel FDI Technology
Intel Dual Display Capable Technology
Intel Fast Memory Access
Embedded Options Available
Execute Disable Bit
Thermal Monitoring Technologies
CPU Configuration (max)
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)
Intel VT-X With Extended Page Tables (EPT)
Intel® Smart Cache
Intel 64
Processor Package Size
Intel Rapid Storage Technology
Intel Demand Based Switching
Intel Flex Memory Access
Intel Virtualization Technology (VT-X)
Idle States
Graphics & IMC Lithography
Intel Enhanced Halt State
Intel® AES New Instructions (Intel® AES-NI)
Intel Virtualization Technology for Directed I/O (VT-D)
Intel Identity Protection Technology Version
Processor ARK ID
Battery
Number of Battery Cells
Battery Technology
Power
AC Adapter Input Voltage
AC Adapter Frequency
Weight & Dimensions
Weight
Height (front)
Depth
Height (rear)
Width
Packaging Data
AC Adapter Included
Certificates
RoHS Compliance
Energy Star Certified

Expert Reviews

21 July 2014

Wygl?d zewn?trzny mo?e myli?. Nowy ThinkPad to nie tylko nowe procesory. Wraz z pojawieniem si? obecnej generacji ostatecznie odesz?y ju? do lamusa matryce w formacie 16:10. To szkoda, ale...

Podwyszona rozdzielczo i dobra jasno obrazu, niezmiennie wietna klawiatura, mocna obudowa, energooszczdno
Wci nie najnisza cena, haaliwy napd optyczny

Brochures and Manuals

+- Manufacturer's Description

Feedback