Most of the other portable PCs of a comparable spec and age to the ThinkPad E540 only have between 1 and 15 PCI Express lanes (max), however the Lenovo ThinkPad E540 has 16 PCI Express lanes (max).
Quite New PCI Express Slot Version
Across all the laptops of a similar type and age to the ThinkPad E540 the PCI Express slot versions range from 2 to 3. The ThinkPad E540 has a quite new PCI Express slot version (3) compared to most of the other portable PCs that are a similar age to the ThinkPad E540.
Lenovo Has Good Reviews for Its Portable PCs
We calculated the average reviews for all Lenovo laptops and specifically for Lenovo medium processor core laptops and found that in both cases Lenovo had good reviews compared to other brands.
Fairly Fast On-Board Graphics Adapter Dynamic Frequency
The Lenovo ThinkPad E540 has one of the faster on-board graphics adapter dynamic frequencies (1,150 megahertz) amongst comparable spec notebook PCs of this age. The on-board graphics adapter dynamic frequencies of medium processor core laptops that were launched around the same time as the ThinkPad E540 range from 660MHz to 1,300MHz.
1,600MHz Processor Memory Clock Speed
The ThinkPad E540 supports a faster memory clock speeds supported by processor than most medium processor core laptops that have been available for a similar time to it. This notebook PC supports a 1,600MHz processor memory clock speed, whereas most comparable spec portable PCs that were released more than two years ago support a 133MHz processor memory clock speed.
This portable PC's memory clock speeds supported by processor (1,600MHz) is actually the best supported memory clock speeds supported by processor amongst all portable PCs of a comparable age and type to the ThinkPad E540.
The worst supported memory clock speeds supported by processor across similar types of portable PC is 133MHz.
Intel Core I5 Processor Family
This laptop has an Intel Core i5-4xxx processor family, which is the most commonly found processor family on notebook PCs of a comparable type and age to it.
+8 More reasons for
Has a Full-Size Keyboard
The ThinkPad E540 has a full-size keyboard, as do most of the other medium processor core laptops that are a comparable age to the ThinkPad E540.
Has a Front Camera
The Lenovo ThinkPad E540 has a front camera. Most of the other portable PCs of a similar spec and age to the ThinkPad E540 also have a front camera.
64-Bit Operating System Architecture
This notebook PC has a 64-bit operating system architecture, which is typical of many similar spec notebook PCs that were launched around the same time as it.
Fairly Fast Hard Drive Speed
At 7,200 revolutions per minute, the Lenovo ThinkPad E540 has a fairly fast hard drive speed compared to most of the other portable PCs of this age and spec. Similar spec laptops that have been around for a comparable time to the ThinkPad E540 have hard drive speeds of between 4,200 RPM and 7,200 RPM, and the average hard drive speed is 5,800 RPM.
AC Cable Included
This laptop has an AC cable included, which is typical of many laptops of this spec and age.
802.11g WiFi Standard
The ThinkPad E540 has an 802.11g WiFi standard which is better than most portable PCs of this type and age. Most similar spec portable PCs that have been on the market for a comparable time to it have an 802.11n WiFi standard. Across all medium processor core laptops that have been on the market for around the same time as the ThinkPad E540 the worst Wi-Fi standard is 802.11a and the best is 802.11n.
Gold EPEAT Compliance
This portable PC has a Gold EPEAT compliance, which is typical of many notebook PCs that are a comparable age to it.
8 Reasons Against
Only HDD Storage Medium
This laptop has an HDD storage medium, which is the most commonly found storage medium on comparable spec portable PCs that are a similar age 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.
Only 1366 X 768 Pixels Display Resolution
This portable PC has a display resolution of 1366 x 768 pixels, which is typical of many notebook PCs of this type and age.
Does Not Have a Touch Sensitive Screen
The ThinkPad E540 does not have a touch sensitive screen. Most of the other laptops of this age and type also do not have a touch sensitive screen.
Quite Dim Display Brightness
The ThinkPad E540 has a quite dim display brightness (only 200 candellas per square meter) compared to most of the other similar spec notebook PCs that have been available for around the same time as the ThinkPad E540. Across all the medium processor core laptops that have been around for around the same time as the ThinkPad E540 the display brightnesss range from 20 cd/m² to 1,200 cd/m².
+5 More reasons against
Only One USB 2.0 Port
Most medium processor core laptops that came out around the same time as the ThinkPad E540 have between one and four USB 2.0 ports, including the ThinkPad E540 which has one USB 2.0 port.
Only Windows 8 Recovery Operating System
This laptop has a Windows 8 Pro recovery operating system, which is typical of many notebook PCs of this spec and age.
Only 1,000 Mbit/s Ethernet LAN Data Rate
This laptop Ethernet LAN data rate, which is the most frequently found Ethernet LAN data rate on laptops of a comparable spec and age to it.
Only 4 Bluetooth Version
This notebook PC supports a 4 Bluetooth version, which is typical of many notebook PCs of a comparable age and type to it.
7 Other reasons to consider the Lenovo ThinkPad E540
Released Over Two Years Ago
Lenovo released the ThinkPad E540 over two years ago.
Average Processor Clock Speed
The Lenovo ThinkPad E540 has a relatively standard processor clock speed (2.5 gigahertz) compared to most of the other portable PCs of this age and spec.
Average Screen Size
The Lenovo ThinkPad E540 has a fairly average screen size (15.6 inches) compared to most of the other laptops of a comparable age and type to the ThinkPad E540.
+5 Other reasons
At 2.4 kilograms, the ThinkPad E540 has a fairly average weight compared to most of the other portable PCs of a similar age and type to the ThinkPad E540.
Average Total Storage Capacity
At 500 gigabytes, the ThinkPad E540 has a fairly typical total storage capacity compared to most of the other comparable spec portable PCs that have been around for more than two years.
Average Internal Memory
At 4 gigabytes, the ThinkPad E540 has a fairly standard internal memory compared to most of the other similar spec laptops that have been available for around the same time as the ThinkPad E540.
Average Battery Life
At 6 hours, the ThinkPad E540 has a fairly typical battery life compared to most of the other medium processor core laptops that are a similar age to the ThinkPad E540.
Intel Segment Tagging
Home Office, Small Business
Intel Core i5, Intel Core i5-4xxx
Processor Clock Speed
System Bus Data Transfer Rate
Maximum Turbo Frequency
Processor Memory Channel
Maximum Processor Memory Bandwidth
Processor Memory Clock Speed
133, 1333, 333, 1600
Processor Memory Type
Conflict Free Processor
Maximum Internal Memory Supported by Processor
PCI Express Lane (max)
Processor Operating Mode
PCI Express Slot Version
Thermal Design Power (TDP)
PCI Express Configuration
Processor Cache Type
Smart Cache, L3
Maximum Internal Memory (64-Bit)
Maximum Internal Memory
1 x 4
Memory Clock Speed
Total Storage Capacity
MMC+, SD, SD, SDHC, SD, SDXC
Integrated Card Reader
Hard Drive Size
Hard Drive Speed
Hard Drive Capacity
Hard Drive Installed
1366 x 768
Touch Sensitive Screen
On-Board Graphics Adapter Model
Intel HD Graphics, Intel HD Graphics 4400
Discrete Graphics Adapter
Discrete Graphics Adapter Memory
Discrete Graphics Adapter Model
NVIDIA GeForce GT 740M
Discrete Graphics Adapter Memory
On-Board Graphics Adapter ID
Display Supported by On-Board Grap
Maximum On-Board Graphics Adapter Memory
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Base Frequency
Discrete Graphics Adapter
On-Board Graphics Adapter
Discrete Graphics Adapter
DVD Super Multi, DVD Super Multi DL
Dolby Advanced Audio v2
Front Camera Resolution
1280 x 720
Ethernet LAN Data Rate
Ethernet LAN Connection
802.11b, 802.11g, 802.11n
Wireless LAN Connection
3G Network Access Module
Ports & Interfaces
USB Sleep-and-Charge Port
Combo Headphone/mic Port
S/PDIF Out Port
Microphone in Port
Headphone Out Port
Ethernet LAN Ports
USB 3.0 Port
USB 2.0 Port
SATA III Connector
USB 3.0 (3.1 Gen 1) Type-A Port
Spill Resistant Keyboard
Windows 7 Professional
Recovery Operating System
Windows 8, Windows 8 Pro
Operating System Architecture
Processor Special Features
Intel Anti-Theft Technology
Intel Rapid Start Technology
Intel VPro Technology
Intel My WiFi Technology
Intel Turbo Boost Technology
Intel Identity Protection Technology
Intel Smart Response Technology
Intel Hyper-Threading Technology
Intel Smart Connect Technology
Intel Small Business Advantage (SBA)
Intel Matrix Storage Technology
Intel Active Management Technology
Intel HD Audio Technology
Intel Wireless Display (WiDi) Technology
Enhanced Intel SpeedStep Technology
Intel InTru 3D Technology
Intel Quick Sync Video Technology
Intel Clear Video HD Technology
Supported Instruction Set
AVX, AVX 2.0
Intel Secure Key
Execute Disable Bit
Intel Secure Key Technology Version
Thermal Monitoring Technology
CPU Configuration (max)
Intel VT-X With Extended Page Tables (EPT)
Intel Smart Cache
Processor Package Size
Intel Rapid Storage Technology
Intel Virtualization Technology (VT-X)
Intel Enhanced Halt State
Intel Smart Connect Technology Version
Intel AES New Instructions
Intel Virtualization Technology for Directed I/O (VT-D)
Intel Identity Protection Technology Version
Processor ARK ID
Battery Cell Count
Lithium, Lithium-Ion (Li-Ion)
AC Adapter Input Voltage
100 - 240
AC Adapter Frequency
50, 50/60, 60
AC Adapter Power
HDD, Power on, Supervisor
Trusted Platform Module (TPM)
Cable Lock Slot
Cable Lock Slot
Weight & Dimensions
Height At Front
Height At Rear
AC Adapter Included
Power Cord Included
Quick Start Guide
Energy Star Certified
Intel Visual Technology
Intel Clear Video HD, Intel Insider, Intel Quick Sync Video