In depth comparison and review of Lenovo ThinkPad L520 and Dell Latitude E6440. 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.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38 cm x 24.7 cm x 3.6 cm | 33.8 cm x 23.26 cm x 3.18 cm |
| Weight | 2.6 kg | 2.12 kg |
| Case Material | - | Anodised aluminium |
| Colour | - | Black, silver | Black |
| DISPLAY | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Support | 16.7 million colours | - |
| Features | Anti-glare | Anti-glare, BFR/PVC-free |
| PROCESSOR | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| CPU | Intel Core i5 (2nd Gen) 2520M / 2.5 GHz | Intel Core i5 (4th Gen) 4300M / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 3.3 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L3 - 3 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Intel QM87 |
| Platform Technology | - | Intel vPro Platform |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology |
| MEMORY | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| RAM | 4 GB | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 8 GB | 16 GB |
| RAM Type | DDR3 SDRAM | DDR3L SDRAM |
| Speed | - | 1600 MHz / PC3-12800 |
| Rated Speed | - | 1600 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Main Storage Size (HDD/SSD) | 320 GB HDD | 320 GB HDD SATA 3Gb/s / 7200 rpm |
|---|---|---|
| Optical Drive | DVD-Writer | DVD±RW |
| Read Speed | - | 8x |
| AUDIO & VIDEO | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 3000 | Intel HD Graphics 4600 |
|---|---|---|
| Memory Allocation Technology | Dynamic Video Memory Technology | - |
| Camera | Yes | Yes |
| Resolution | 0.92 Megapixel | - |
| Camera Features | - | 720p HD movie recording |
| Video Resolutions | - | 1280 x 720 |
| Sound | Stereo speakers, microphone | Stereo speakers, microphone |
| Codec | Realtek ALC269Q | Realtek ALC3226 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | - | MaxxAudio |
| COMMUNICATIONS | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 3.0 | Bluetooth, 802.11b/g/n |
|---|---|---|
| Wireless Controller | - | Intel Centrino Advanced-N 6235 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Intel Wireless Display (WiDi) |
| WWAN |
|---|
| Generation | 3G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Technology | Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 60 Wh |
| AC ADAPTER | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt, 19.5 V, 3.34 A |
| INPUT | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad, DualPoint |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Slots | 1 x ExpressCard/54 (1 free) | - |
|---|---|---|
| Interfaces | 2 x USB 2.0 PoweredUSB 2.0 USB 2.0/eSATA VGA DisplayPort LAN Headphone/microphone combo jack |
LAN 4 x USB 3.0 Headphone/microphone combo jack VGA HDMI Dock |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Microsoft Windows 7 Professional 64-bit Edition - English |
|---|---|---|
| Software Included | - | Dell Webcam Central |
| MISCELLANEOUS | Lenovo ThinkPad L520 | Dell Latitude E6440 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | - | Ambient light sensor |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM) 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 | - | Noise reduction, powder coated, hot-swappable battery, Free Fall Sensor, ExpressCharge, Tri-metal chassis |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | FIPS 140-2, MIL-STD 810G |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 3 years - response time: next business day Limited warranty - battery - 1 year |
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