Notebook Lenovo ThinkPad E540 20C600LLPB, Black
- Display diagonal: 15.6″
- Display resolution: 1920 x 1080 px
- CPU: Intel® Core™ i7 4712MQ 2.3 GHz
- RAM: 8 GB DDR3L-SDRAM
- HDD: 1 TB
About Lenovo ThinkPad E540
Lenovo ThinkPad E540 is one of the best Lenovo Notebook Business computers. It is powered by Intel processor and 8 GB RAM. The storage unit is HDD and it comes with Windows 7 Professional OS installed.
Key features and specs for Lenovo ThinkPad E540 Business Notebook
Lenovo ThinkPad E540 specifications
| Brand | Lenovo |
|---|---|
| Model | ThinkPad E540 |
| Family | ThinkPad |
| Market positioning | Business |
| Product type | Notebook |
| Form factor | Clamshell |
| Product colour | Black |
| Display diagonal | 15.6" |
| Display resolution | 1920 x 1080 pixels |
| Touchscreen | NO |
| HD type | Full HD |
| Native aspect ratio | 16/9 |
| Display brightness | 300 cd/m² |
| LED backlight | YES |
| CPU manufacturer | Intel |
| CPU generation | 4th gen Intel® Core™ i7 |
| CPU model | i7-4712MQ |
| CPU family | Intel® Core™ i7 |
| CPU cores | 4 |
| CPU frequency | 2.3 GHz |
| CPU boost frequency | 3.3 GHz |
| CPU socket | PGA946 |
| CPU cache | 6 MB |
| CPU bus type | DMI |
| CPU cache type | Smart Cache |
| System bus rate | 5 GT/s |
| CPU threads | 8 |
| CPU lithography | 22 nm |
| CPU operating modes | 64-bit |
| CPU codename | Haswell |
| Thermal Design Power (TDP) | 37 W |
| Tjunction | 100 °C |
| PCI Express slots version | 3 |
| Maximum nr of PCIe lanes | 16 |
| Motherboard chipset | Intel® HM87 |
| RAM installed | 8 GB |
| RAM type | DDR3L-SDRAM |
| RAM - maximum allowed | 16 GB |
| RAM distribution | 1 x 8 GB |
| RAM slots | 2x SO-DIMM |
| RAM clock speed | 1600 MHz |
| Memory form factor | SO-DIMM |
| Storage type | HDD |
| Number of HDDs installed | 1 |
| HDD capacity | 1 TB |
| HDD interface | SATA |
| HDD speed | 5400 RPM |
| HDD size | 2.5" |
| Card reader | YES |
| Compatible memory cards | MMC, SD, SDHC, SDXC |
| Optical drive | DVD±RW |
| Discrete video card | YES |
| Discrete video card model | NVIDIA® GeForce® GT 740M |
| Video card memory | 2 GB |
| Onboard video adapter | YES |
| Onboard video family | Intel® HD Graphics |
| Onboard video model | Intel® HD Graphics 4600 |
| Onboard video base freq. | 400 MHz |
| Onboard video dynamic freq. | 1150 MHz |
| Onboard video max. memory | 1.74 GB |
| Onboard video DirectX | 11.1 |
| Onboard graphics adapter ID | 0x416 |
| Audio system | Dolby Advanced v2 |
| Number of built-in speakers | 2 |
| Built-in microphone | YES |
| Front camera | YES |
| Ethernet LAN | YES |
| Ethernet LAN speed | 10, 100, 1000 Mbit/s |
| Wi-Fi | YES |
| Top Wi-Fi standard | Wi-Fi 4 (802.11n) |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Bluetooth | YES |
| Bluetooth version | 4 |
| USB 2.0 | 1 |
| USB Type-A (3.2 Gen 1) | 2 |
| DVI port | NO |
| VGA (D-Sub) ports quantity | 1 |
| HDMI ports quantity | 1 |
| Docking connector | NO |
| Ethernet LAN (RJ-45) ports | 1 |
| Microphone in | NO |
| Combo headphone/mic port | YES |
| S/PDIF out port | NO |
| Operating system installed | Windows 7 Professional |
| OS architecture | 64-bit |
| Pointing device | ThinkPad UltraNav |
| Numeric keypad | YES |
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 6 |
| Battery life (max) | 6 h |
| AC adapter included | YES |
| Cable lock slot | YES |
| Cable lock slot type | Kensington |
| Width | 377 mm |
| Depth | 250 mm |
| Height | 26.6 mm |
| Weight | 2.44 kg |
