HP recommends running the ProBook 640 G2 on Windows 10 Pro operating system, but you can downgrade to Windows 7.
The notebook comes with the usual ports and slots for similar offerings, including USB 3.0 ports and a USB Type-C port. Wi-Fi 802.11ac, Bluetooth 4.2, LTE modem and optional NFC are available for wireless connectivity, depending on model.
According to its maker, the HP ProBook 640 G2 is for “executive-class” collaboration. It features HP Noise Cancellation Software, optional Skype for Business and an HD webcam. Dual integrated stereo speakers and HD Audio with DTS Studio Sound hold promise of respectable sound.
HP EliteBook 1040 G3 boots Windows 10 OS – Windows 7 is also available through downgrade rights. Wireless connectivity options include Bluetooth 4.2, Wi-Fi 802.11 a/b/g/n/ac, and Near Field Communication (NFC) module. Physical connectivity features include three USB ports (one USB Type-C), an HDMI port, and a docking connec.
OS: Windows 10, Windows 10 Pro, Professional
Processor: 6th Gen Intel Core i5 Processor.
GPU: Intel HD Graphics 520.
Memory: 16GB RAM
Dimension: 33.7 x 23.45 x 1.58 cm (non-touch); 33.7 x 23.45 x 1.65 cm (touch)
HP EliteBook 820 G1 units are fitted with powerful processors, with users having the option of choosing between an Intel Core i3, Core i5, or Core i7 processors. The chip is backed by an Intel HD Graphics 4400 processor for graphics.
A RAM of 4GB is provided on the standard model, with 8GB memory available on the model with Intel Core i7 processor. In all, the HP EliteBook 820 G1 can take up to 16GB of RAM. Obviously because of business users’ preference for Windows 7, the laptop comes pre-installed with that operating system, but users who prefer Windows 8 can buy models with Windows 8 Pro.
OS: Windows 8 64, Windows 8 Pro 64, Windows 7 Pro (32 or 64), Linux, FreeDOS
Processor: Intel Core i7, Core i5, or Core i3 Processors