In depth comparison and review of Lenovo ThinkPad W540 and Lenovo ThinkPad X240 (20AM). 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 W540 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful processor options
good graphics performance
reliable brand reputation
heavier than competitors
outdated design
average battery life
premium price tag
| DESIGN AND DIMENSIONS | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.66 cm x 24.81 cm x 2.95 cm | 30.55 cm x 20.85 cm x 1.99 cm |
| Weight | 2.53 kg | 1.47 kg |
| Case Material | Glass-fibre reinforced plastic | Glass-fibre reinforced plastic |
| DISPLAY | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Screen Size (Type) | 15.6" | 12.5" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| CPU | Intel Core i7 (4th Gen) 4800MQ / 2.7 GHz | Intel Core i3 (4th Gen) 4010U / 1.7 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | - |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 6 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Intel QM87 | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| RAM | 4 GB | 2 GB (1 x 2 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 8 GB |
| RAM Type | DDR3L SDRAM | DDR3L SDRAM |
| Speed | - | 1600 MHz / PC3L-12800 |
| Rated Speed | - | 1600 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
| Slots Qty | 4 | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD | 500 GB HDD SATA 6Gb/s / 7200 rpm |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro K1000M / Intel HD Graphics 4600 | Intel HD Graphics 4400 |
| Video System Features | NVIDIA Optimus | - |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | Face tracking | Face tracking |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3232 | Realtek ALC3232 |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | High Definition Audio, Dolby Advanced Audio v2 |
| COMMUNICATIONS | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Wireless | Bluetooth 4.0, Wi-Fi | 802.11b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I218-V |
| WWAN |
|---|
| Generation | - | WWAN |
|---|
| BATTERY | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Technology | Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 47 Wh |
| AC ADAPTER | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt |
| INPUT | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| 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 W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Expansion Bays | 1 x Ultrabay | - |
|---|---|---|
| Slots | 1 x ExpressCard/34 (1 free) | - |
| Interfaces | 2 x USB 3.0 USB 2.0 VGA Mini DisplayPort/Thunderbolt combo LAN Dock Headphone/microphone combo jack USB 2.0 (Always On) |
2 x USB 3.0 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 W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Microsoft Windows 7 Professional 64-bit Edition - French |
|---|
| MISCELLANEOUS | Lenovo ThinkPad W540 | Lenovo ThinkPad X240 (20AM) |
|---|
| 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 | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, 1 USB 3.0 (Always On), MIL-STD-810G tested |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 | RoHS, GREENGUARD |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 1 year - pick-up and return |
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