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- Lenovo ThinkPad P51s vs Lenovo ThinkPad E440
Lenovo ThinkPad P51s vs Lenovo ThinkPad E440 comparison
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| key specs | ||||
| Display size | 15.60-inch | 14.00-inch | ||
| Processor | Core i5 | Core i3 | ||
| RAM | 8GB | 4GB | ||
| OS | Windows 10 Professional | Windows 8.1 | ||
| Hard disk | No | 500GB | ||
| SSD | 256GB | No | ||
| Weight | 1.90 kg | 3.38 kg | ||
| Display resolution | - | 1366x768 pixels | ||
| general | ||||
| Brand | Lenovo | Lenovo | ||
| Model | ThinkPad P51s | ThinkPad E440 | ||
| Model Number | P51s | E440 | ||
| Series | ThinkPad | ThinkPad | ||
| Dimensions (mm) | 365.76 x 254.00 x 20.30 | 49.40 x 33.80 x 9.20 | ||
| Weight (kg) | 1.9 | 3.38 | ||
| Colours | Black | Black | ||
| Operating system | Windows 10 Professional | Windows 8.1 | ||
| Battery Cell | - | 6 | ||
| display | ||||
| Size | 15.60-inch | 14.00-inch | ||
| Resolution | - | 1366x768 pixels | ||
| processor | ||||
| Processor | Intel Core i5 6th Gen 6500U | Intel Core i3 4200M | ||
| Base Clock Speed | 2.5 GHz | 2.5 GHz | ||
| memory | ||||
| RAM | 8GB | 4GB | ||
| RAM Slots | 1 | - | ||
| Expandable RAM up to (GB) | 32GB | - | ||
| storage | ||||
| Hard disk | No | 500GB | ||
| SSD | 256GB | No | ||
| connectivity | ||||
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 b/g/n | ||
| Bluetooth version | 4.2 | 4 | ||
| inputs | ||||
| Touchpad | Yes | - | ||
| Internal Mic | Yes | - | ||
| Speakers | Stereo Speakers | - | ||
| Finger Print Sensor | No | No | ||
| ports and slots | ||||
| Number of USB Ports | 2 | - | ||
| Multi Card Slot | SD Card Reader | - | ||
| Headphone and Mic Combo Jack | Yes | - | ||
| VGA Port | Yes | - | ||
| HDMI Port | - | Standard | ||
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