Do you have a question about the Lenovo ThinkPad L540 and is the answer not in the manual?
Form factor | Clamshell |
---|---|
Product type | Laptop |
Product color | Black |
Housing material | Plastic |
Market positioning | Business |
Bus type | DMI2 |
Tjunction | 100 °C |
Processor cache | 3 MB |
Processor cores | 2 |
Processor model | i5-4330M |
System bus rate | 5 GT/s |
Processor family | Intel® Core™ i5 |
Processor series | Intel Core i5-4300 Mobile series |
Processor socket | - |
Processor threads | 4 |
Processor codename | Haswell |
Processor frequency | 2.8 GHz |
Processor cache type | Smart Cache |
Processor lithography | 22 nm |
Processor manufacturer | Intel |
Processor front side bus | - MHz |
PCI Express slots version | 3.0 |
Processor boost frequency | 3.5 GHz |
Processor operating modes | 64-bit |
ECC supported by processor | No |
PCI Express configurations | 1x16, 2x8, 1x8+2x4 |
Thermal Design Power (TDP) | 37 W |
Maximum number of PCI Express lanes | 16 |
Motherboard chipset | Intel® QM87 |
Memory slots | 2x SO-DIMM |
Internal memory | 4 GB |
Memory clock speed | 1600 MHz |
Memory form factor | SO-DIMM |
Internal memory type | DDR3-SDRAM |
Maximum internal memory | 16 GB |
Memory layout (slots x size) | 1 x 4 GB |
SSD capacity | The Solid State Drive's storage capacity in Gigabytes. |
SSD interface | SATA III |
Storage media | SSD |
Optical drive type | DVD±RW |
Card reader integrated | Yes |
Total storage capacity | 128 GB |
Compatible memory cards | MMC, SD, SDHC, SDXC |
Number of SSDs installed | 1 |
HD type | Not supported |
Display diagonal | 15.6 \ |
Display brightness | 220 cd/m² |
Display resolution | 1366 x 768 pixels |
Native aspect ratio | 16:9 |
Contrast ratio (typical) | 500:1 |
On-board graphics card ID | 0x416 |
Discrete graphics card model | Not available |
On-board graphics card model | Intel® HD Graphics 4600 |
On-board graphics card family | Intel® HD Graphics |
Maximum on-board graphics card memory | 1.74 GB |
On-board graphics card base frequency | 400 MHz |
On-board graphics card DirectX version | 11.1 |
On-board graphics card dynamic frequency (max) | 1250 MHz |
Intel segment tagging | Home Office, Small Business |
Audio system | HD |
Speaker power | 2 W |
Front camera resolution | 1280 x 720 pixels |
Wi-Fi standards | 802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
Bluetooth version | 4.0 |
Ethernet LAN data rates | 10, 100, 1000 Mbit/s |
Charging port type | DC-in jack |
USB 2.0 ports quantity | 3 |
eSATA/USB 2.0 ports quantity | 0 |
Recovery operating system | Windows 8 Pro |
Operating system installed | Windows 7 Professional |
Processor ARK ID | 76750 |
Intel TSX-NI version | 0.00 |
Processor package size | 37.5 x 37.5 x 4.7 mm |
Supported instruction sets | AVX 2.0 |
Intel Identity Protection Technology version | 1.00 |
Battery capacity | 56 Wh |
Battery life (max) | 11 h |
Number of battery cells | 6 |
AC adapter power | 65 W |
AC adapter frequency | 50 - 60 Hz |
AC adapter input voltage | 100 - 240 V |
Password protection type | HDD, Power on, Supervisor |
Operating altitude | 0 - 2438 m |
Storage temperature (T-T) | 5 - 43 °C |
Operating temperature (T-T) | 5 - 35 °C |
Storage relative humidity (H-H) | 5 - 95 % |
Operating relative humidity (H-H) | 8 - 95 % |
Sustainability certificates | RoHS, EPEAT Gold, ENERGY STAR |
Depth | 247 mm |
---|---|
Width | 377 mm |
Weight | 2540 g |
Height (rear) | 34.05 mm |
Height (front) | 28.8 mm |