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Lenovo E540
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Lenovo E540 2 Core Intel Core I5-4xxx 2.5GHz 8GB 500GB HDD 15.6" Laptop

2 Intel Core I5-4xxx 2.5GHz 8GB Oct 2013
Processor Cores Processor Family Processor Frequency Internal Memory Release Date
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16 Reasons For

16 PCI Express Lanes (max)

The Lenovo E540 is a 16 PCI Express lane (max) laptop. Most of the other medium processor core notebook PCs that have been around for more than two years only have between 1 and 15 PCI Express lanes (max).

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Very Big Maximum Internal Memory Supported by Processor

When compared to other laptops of a similar age and spec to the E540, the maximum internal memory supported by processor of the Lenovo E540 of 32 gigabytes is one of the biggest. The smallest maximum internal memory supported by processor of portable PCs of this type and age is 4GB, the biggest is 32GB, and the average maximum internal memory supported by processor is 23GB.

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64-Bit Processor Operating Mode

This notebook PC supports a 64-bit processor operating mode, which is the most frequently supported processor operating mode on comparable spec notebook PCs that have been around for a similar time to it.

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Fairly New PCI Express Slot Version

With a PCI Express slot version of 3, the Lenovo E540 has a quite new PCI Express slot version compared to most of the other medium processor core notebook PCs that came out more than two years ago. Across all the similar spec notebook PCs that were released more than two years ago the PCI Express slot versions range from 2 to 3, and the average PCI Express slot version is 2.2.

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Quite Fast On-Board Graphics Adapter Dynamic Frequency

Medium processor core notebook PCs that have been available for more than two years have on-board graphics adapter dynamic frequencies of between 660MHz and 1,300MHz, and the average on-board graphics adapter dynamic frequency is 1,100MHz. The Lenovo E540 has a quite fast on-board graphics adapter dynamic frequency (1,150 megahertz) compared to most of the other laptops of a comparable type and age to the E540.

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Lenovo Has Good Portable PC Reviews

Medium processor core notebook PCs produced by Lenovo have good ratings on average compared to other manufacturers. We also checked the reviews for all portable PCs (not just medium processor core notebook PCs) and found that Lenovo also has good ratings across its entire range.

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Fairly Fast Processor Clock Speed

The average processor clock speed of medium processor core notebook PCs that were launched around the same time as the E540 is 2.1GHz, and the processor clock speeds range from 0.8GHz to 3.1GHz. At 2.5 gigahertz, the Lenovo E540 has a quite fast processor clock speed compared to most of the other notebook PCs that have been available for a similar time to the E540.

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1,600MHz Processor Memory Clock Speed

The Lenovo E540 supports a 1,600MHz processor memory clock speed which is faster than most laptops of this age and type. Most comparable spec notebook PCs that are a similar age to it support a 133MHz processor memory clock speed. This Lenovo laptop also supports 1 and 333MHz processor memory clock speeds.

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 this age and type.

The worst supported memory clock speeds supported by processor across similar types of portable PC is 133MHz.

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Quite Big Internal Memory

At 8 gigabytes, the Lenovo E540 has a fairly big internal memory compared to most of the other portable PCs of this spec and age. The smallest internal memory of portable PCs of this age and type is 1GB and the biggest is 16GB.

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Intel Core I5 Processor Family

This laptop has an Intel Core i5-4xxx processor family, which is the most frequently found processor family on comparable spec laptops that have been available for more than two years.

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Has a Front Camera

The Lenovo E540 has a front camera. Most of the other laptops of this age and type also have a front camera.

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Very Fast Hard Drive Speed

With a hard drive speed of 7,200 revolutions per minute, the Lenovo E540 has one of the faster hard drive speeds amongst medium processor core notebook PCs of this age. The average hard drive speed of notebook PCs of this type and age is 5,900 RPM, and the hard drive speeds range from 4,200 RPM to 7,200 RPM.

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802.11n WiFi Standard

This notebook PC has an 802.11b|802.11g|802.11n WiFi standard, which is the most frequently found WiFi standard on portable PCs that are a similar age to it.

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Quite Big Maximum Internal Memory

Across all the notebook PCs that were launched around the same time as the E540 the maximum internal memory range from 2GB to 32GB. The Lenovo E540 has a quite big maximum internal memory (16 gigabytes) compared to most of the other laptops of a similar type and age to the E540.

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Six Battery Cells

The Lenovo E540 is a six battery cell count notebook PC.

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2x SO-DIMM Memory Slot

This laptop has a 2x SO-DIMM memory slot, which is typical of many portable PCs of this age and spec.

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7 Reasons Against

Does Not Have a Full-Size Keyboard

The Lenovo E540 does not have a full-size keyboard, unlike most of the other medium processor core notebook PCs that are a similar age to the E540 which have a full-size keyboard.

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Only HDD Storage Medium

This laptop has an HDD storage medium, which is the most frequently found storage medium on comparable spec portable PCs that have been on the market 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.

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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 notebook PCs of this type and age.

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Only 10 Mbit/s Ethernet LAN Data Rate

This laptop Ethernet LAN data rate, which is the most commonly found Ethernet LAN data rate on portable PCs of a comparable type and age to it.

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Does Not Have a Touch Sensitive Screen

Like most of the other medium processor core notebook PCs that were released more than two years ago, the Lenovo E540 does not have a touch sensitive screen.

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Quite Dim Display Brightness

The Lenovo E540 has one of the dimmer display brightnesss (only 200 candellas per square meter) amongst medium processor core notebook PCs of this age. The average display brightness of notebook PCs of a similar spec and age to the E540 is 240 cd/m².

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Only One USB 2.0 Port

Most medium processor core notebook PCs that are a similar age to the E540 have between one and eight USB 2.0 ports, including the Lenovo E540 which has one USB 2.0 port.

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5 Other reasons to consider the Lenovo E540

Released Over Three Years Ago

It was over three years ago when this medium processor core notebook PC was released.

Average Screen Size

The Lenovo E540 has a relatively standard screen size (15.6 inches) compared to most of the other similar spec laptops that have been on the market for more than two years.

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Average Weight

The Lenovo E540 has a relatively typical weight (2.4 kilograms) compared to most of the other medium processor core notebook PCs that came out around the same time as the E540.

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Average Total Storage Capacity

At 500 gigabytes, the Lenovo E540 has a fairly average total storage capacity compared to most of the other laptops of a similar age and type to the E540.

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Average Battery Life

The Lenovo E540 has a relatively average battery life (6 hours) compared to most of the other laptops of this type and age.

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Specification

Design
Form Factor
Colour of Product
Product Type
Intel Segment Tagging
Processor
Processor Cores
Processor Family
Processor Frequency
Processor Socket
Processor Cache
System Bus Rate
Processor Threads
Processor Boost Frequency
Processor Model
Conflict Free Processor
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
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
Compatible Memory Cards
Card Reader Integrated
Hard Drive Speed
Hard Drive Capacity
Number of Hard Drives Installed
Display
Display Diagonal
Display Resolution
Display Brightness
Aspect Ratio
LED Backlight
HD Type
Graphics
On-Board Graphics Adapter Model
Discrete Graphics Adapter Model
On-Board Graphics Adapter DirectX Version
On-Board Graphics Adapter ID
Number of Displays Supported (on-Board Graphics)
Maximum On-Board Graphics Adapter Memory
On-Board Graphics Adapter Dynamic Frequency (max)
On-Board Graphics Adapter Base Frequency
On-Board Graphics Adapter
Discrete Graphics Adapter
Optical Drive
Optical Drive Type
Audio
Built-In Microphone
Number of Built-In Speakers
Audio System
Camera
Front Camera Resolution
Front Camera
Networking
Ethernet LAN Data Rates
Ethernet LAN
Wi-Fi Standards
Wi-Fi
3G
Bluetooth
Ports & Interfaces
USB Sleep-and-Charge Ports
USB Sleep-and-Charge
SmartCard Slot
ExpressCard Slot
DC-In Jack
S/PDIF Out Port
Microphone in
Headphone Outputs
Ethernet LAN (RJ-45) Ports
HDMI Ports Quantity
VGA (D-Sub) Ports Quantity
USB 2.0 Ports Quantity
USB 3.0 (3.1 Gen 1) Type-A Ports Quantity
Keyboard
Numeric Keypad
Windows Keys
Software
Operating System Installed
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® Identity Protection Technology (Intel® IPT)
Intel® Hyper Threading Technology (Intel® HT Technology)
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
Intel TSX-NI
Embedded Options Available
Intel® Secure Key
Execute Disable Bit
Intel Secure Key Technology Version
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
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
Battery Life (max)
Number of Battery Cells
Battery Technology
Power
AC Adapter Input Voltage
AC Adapter Frequency
Security
Cable Lock Slot
Weight & Dimensions
Weight
Height
Depth
Width
Packaging Data
AC Adapter Included
Power Cord Included
Manual
Quick Start Guide

Brochures and Manuals

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers lenovo i525, lenovo i525g, lenovo i54200, lenovo i525gh, lenovo i54200m, lenovo i525ghz
Barcodes 00888228190785
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