| FEATURE | SPECIFICATION | ||
| Chipset | Lynx Point-LP (Latitude 7240)
Intel QM87 Express Chipset (Latitude 7440) |
||
| DRAM bus width | 64-bit | ||
| Flash EPROM | SPI 32 Mbits, 64 Mbits | ||
| PCIe bus | 100 MHz | ||
| External Bus Frequency | DMI (5GT/s) | ||
| Table 2. Processor | |||
| FEATURE | SPECIFICATION | ||
| Types | Intel Core i5 | ||
| L3 cache | 3 MB, 4MB, 6 MB, and 8 MB | ||
| Table 3. Memory | ||
| FEATURE | SPECIFICATION | |
| Memory connector | Two SODIMM slots | |
| Memory capacity | 4GB | |
| Memory type | DDR3L SDRAM (1600 MHz) | |
| Minimum memory | 2 GB | |
| Maximum memory | 16 GB | |
| Table 4. Audio | ||
| FEATURE | SPECIFICATION | |
| Type | four-channel high-definition audio | |
| Controller | Realtek ALC3226 | |
| Stereo conversion | 24-bit (analog-to-digital and digital-to-analog) | |
| Interface: | ||
| Internal | high-definition audio | |
| External | microphone-in, stereo headphones, and headset combo connector | |
| Speakers | two | |
| Internal speaker amplifier | 1 W (RMS) per channel | |
| Volume controls | hot keys | |
| Table 5. Video | ||
| FEATURE | SPECIFICATION | |
| Type | integrated on system board | |
| Controller: | ||
| UMA | Intel HD Graphics 4600 | |
| Discrete | AMD Radeon HD 8690M Graphics | |
| Data bus | PCI-E Gen3 x8 | |
| External display support |
|
|
| Table 6. Camera | ||
| FEATURES | SPECIFICATION | |
| Camera Resolution | 1280 x 720 pixels | |
| Video Resolution (maximum) | 1280 x 720 pixels | |
| Diagonal viewing angle | 74 ° | |
| Table 7. Communications | |
| FEATURES | SPECIFICATION |
| Network adapter | 10/100/1000 Mb/s Ethernet (RJ-45) |
| Wireless | internal wireless local area network (WLAN) and wireless wide area network (WWAN)
|
| Table 8. Ports and Connectors | |
| FEATURES | SPECIFICATION |
| Audio | one microphone/stereo headphone/speakers connector |
| Video | Mini DisplayPort connector |
| Network adapter | RJ-45 connector |
| USB 3.0 | two USB 3.0 compliant connectors |
| Memory card reader | Support upto SD4.0 |
| Micro Subscriber Identity Module (uSIM) card | one |
| Docking port | one |
| Table 9. Display | ||||
| FEATURE | SPECIFICATION | |||
| LATITUDE 7240 | LATITUDE 7440 | |||
| Type | HD Anti-Glare | HD Anti-Glare | ||
| Dimensions: | ||||
| Height | 180.0 mm (7.08 inches) | 205.6 mm (8.09 inches) | ||
| Width | 300.90 mm (11.84 inches) | 320.9 mm (12.63 inches) | ||
| Diagonal | 3.6 mm (0.14 inch) | 3.6 mm (0.14 inch) | ||
| Maximum resolution | 1366 x 768 | 1366 x 768 | ||
| Refresh rate | 60 Hz | 60 Hz | ||
| Minimum Viewing Angles: | ||||
| Horizontal | +/-40° | +/-40° | ||
| Vertical | +15°/-30° | +15°/-30° | ||
| Pixel pitch | 1.05 | 1.05 | ||
| Table 10. Keyboard | ||||
| FEATURE | SPECIFICATION | |||
| Number of keys | United States: 86 keys, United Kingdom: 87 keys, Brazil: 87 keys, and Japan: 90 keys | |||
| Table 11. Touchpad | |||||||
| FEATURE | SPECIFICATION | ||||||
| LATITUDE 7240 | LATITUDE 7440 | ||||||
| Active Area: | |||||||
| X-axis | 98.8 mm | 100 mm | |||||
| Y-axis | 60.8 mm | 47 mm | |||||
| Table 12. Battery | |||||||
| FEATURE | SPECIFICATION | ||||||
| Type |
|
||||||
| Dimensions: | Latitude 7240 | Latitude 7440 | |||||
| 3–cell/4–cell | |||||||
| Depth | 80.75 mm (3.18 inches) | 74.75 mm (2.94 inches) | |||||
| Height | 7.20 mm (0.28 inch) | 8.00 mm (0.31 inch) | |||||
| Width | 282.00 mm (11.10 inches) | 308.50 mm (12.15 inches) | |||||
| Weight: | |||||||
| 3-cell | 250.00 g (0.55 lb) | 247.00 g (0.54 lb) | |||||
| 4–cell | 300.00 g (0.66 lb) | 308.00 g (0.68 lb) | |||||
| Voltage | |||||||
| 3-cell | 11.10 VDC | ||||||
| 4–cell | 7.40 VDC | ||||||
| Life span | 300 discharge/charge cycles | ||||||
| Temperature range: | |||||||
| Operating | Charge: 0 °C to 50 °C (32 °F to 158 °F)
Discharge: 0 °C to 70 °C ( 32 °F to 122 °F) |
||||||
| Non-Operating | –20 °C to 65 °C (4 °F to 149 °F) | ||||||
| Coin-cell battery | 3 V CR2032 lithium coin cell | ||||||
| Table 13. AC Adapter | |||
| FEATURE | SPECIFICATION | ||
| Type | 65 W and 90 W | ||
| Input voltage | 100 VAC to 240 VAC | ||
| Input current (maximum) | 1.50 A | ||
| Input frequency | 50 Hz to 60 Hz | ||
| Output power | 65 W | ||
| Output current | 3.34 A (continuous) | ||
| Rated output voltage | 19.5 VDC | ||
| Weight | 0.51 lb (0.23 kg) | ||
| Dimensions | 0.87 x 2.60 x 4.17 inches (22 x 66 x 106 mm) | ||
| Temperature range: | |||
| Operating | 0 °C to 40 °C (32 °F to 104 °F) | ||
| Non-Operating | –40 °C to 70 °C (–40 °F to 158 °F) | ||
| Table 14. Physical | |||
| FEATURE | LATITUDE 7240 | LATITUDE 7440 | |
| Height | 20.0 mm (0.79 inch) | 21.0 mm (0.80 inch) | |
| Width | 310.5 mm (12.22 inches) | 337 mm (13.2 inches) | |
| Depth | 211.0 mm (8.3 inches) | 231.5 mm (9.1 inches) | |
| Weight (with 3-cell battery) | 1.36 kg (2.99 lb) | 1.63 kg (3.6 lb) | |
| Table 15. Environmental | ||
| FEATURE | SPECIFICATION | |
| Temperature: | ||
| Operating | 0 °C to 60 °C (32 °F to 140 °F) | |
| Storage | –51 °C to 71 °C (–59 °F to 159 °F) | |
| Relative humidity (maximum): | ||
| Operating | 10 % to 90 % (non condensing) | |
| Storage | 5 % to 95 % (non condensing) | |
| Altitude (maximum): | ||
| Operating | –15.2 m to 3048 m (–50 to 10,000 ft)
0° to 35°C |
|
| Non-Operating | –15.24 m to 10,668 m (–50 ft to 35,000 ft) | |
| Airborne contaminant level | G2 or lower as defined by ISA S71.04–1985 | |
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