In depth comparison and review of Lenovo ThinkPad L540 and Lenovo ThinkPad T440p (20AW). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo ThinkPad L540 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient keyboard layout
good battery life
solid performance base
adequate connectivity options
heavy design
average display quality
limited graphics performance
no touchscreen option
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.7 cm x 24.7 cm x 3.625 cm | 33.5 cm x 22.91 cm x 2.995 cm |
| Weight | 2.6 kg | 2.16 kg |
| Case Material | Polycarbonate ABS | Glass-fibre reinforced plastic, carbon fibre reinforced plastic |
| DISPLAY | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 200 cd/m² |
| Features | - | Anti-glare |
| PROCESSOR | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| CPU | Intel Core i5 (4th Gen) 4200U / 1.6 GHz | Intel Core i3 (4th Gen) 4100M / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | - |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Intel QM87 |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
| MEMORY | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| RAM | 4 GB | 2 GB |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR3L SDRAM | DDR3L SDRAM |
| Speed | 1600 MHz | 1600 MHz / PC3L-12800 |
| Rated Speed | - | 1600 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| STORAGE | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s | 500 GB HDD SATA 6Gb/s |
|---|---|---|
| Optical Drive | - | DVD-Writer removable |
| AUDIO & VIDEO | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | NVIDIA GeForce GT 730M / Intel HD Graphics 4600 |
| Video Memory | - | 1 GB |
| Video System Features | - | NVIDIA Optimus |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | Face tracking | Face tracking |
| Sound | Stereo speakers, two microphones | Stereo speakers, two microphones |
| Codec | Realtek ALC3232 | Realtek ALC3232 |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio v2 | High Definition Audio, Dolby Advanced Audio v2 |
| COMMUNICATIONS | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Wireless | Wi-Fi | 802.11b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I217-LM |
| BATTERY | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Technology | Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 56 Wh |
| Battery Life | - | Up to 7.2 hours |
| AC ADAPTER | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 90 Watt |
| INPUT | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Expansion Bays | - | 1 x Ultrabay |
|---|---|---|
| Interfaces | USB 3.0 3 x USB 2.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
2 x USB 3.0 2 x USB 2.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Operating System (OS) | Windows 10 Home (Microsoft Authorized Refurbisher (MAR)) | Windows 8.1 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad L540 | Lenovo ThinkPad T440p (20AW) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM 1.2) Security Chip |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, 1 USB 2.0 (Always On), MIL-STD-810G tested |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | RoHS, GREENGUARD |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
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