HP ProBook 440 G2, Intel Core i7 5th Gen, 4 GB RAM, 500GB Hard Disk

*Intel Dual Core processor i7(1.7GHz 3M Cache,4 Threads)
*4GB DDR3 Memory (maximum memory capacity 16 GB); *500GB 7200RPM Hard Drive; DVD Reader/Writer;
*14″ 1366 x 768 HD Display with HD Graphics 4400;
*LAN and WLAN , Bluetooth 4.0, VGA Ports, HDMI, USB 3.0;
Windows 11 Pro 64-bit

Lenovo ThinkPad T470s Intel Core i5 7th Gen 8GB RAM 256GB SSD 14 Inches HD Display

• Operating system: Windows 10/11 Pro – 64 Bit Edition
• Memory: 8GB DDR4 – 2400MHz SDRAM (1 x 8GB) soldered to systemboard | Up to 24 GB DDR4 Memory
• Storage: 256GB PCIe® NVMeâ„¢ M.2 SSD
• Optical drive: None
• Graphics Processor: Integrated: Intel® HD Graphics 620
• Processor: Intel® Coreâ„¢ i5-7300U (2.6 GHz base frequency, up to 3.5 GHz with Intel® Turbo Boost Technology, 3 MB cache, 2 cores)
• Processor Family: 7th Generation Intel® Coreâ„¢ i5 processor
• Display: 14 inches (35.56 cm) diagonal ) FHD (1920×1080), anti-glare, LED backlight, IPS, 250 nits, 16:9 aspect ratio, 700:1 contrast ratio, 160° viewing angle
• Ports: 3x USB 3.1 Gen 1 (USB 3.0, one Always On) | 1x USB 3.1 Type-C Gen 2 / Thunderbolt 3 (w/ the function of Power Delivery and DP) | 1x HDMI 1.4b | Ethernet (RJ-45) | Dock connector
• Battery type: 3-cell Li-Polymer | Battery Capacity: 23 WHr
• AC Adapter: Input: 45W slim tip AC adapter

Memory : 4 GB
Model : EliteBook 725 G3
Processor brand : AMD
Graphics card : AMD Radeon Graphics
OS : Windows 11
Processor speed : 1.6 GHz
Resolution : 1366 x 768
Screen type : LED
Ethernet : Yes
Wi-Fi : Yes
Year of Release : 2015
Processor : A8-8600B

• HP EliteBook 820 G3 Intel Core i5 6th Gen 8GB RAM 256GB SSD 12.5 Inches FHD Display
• Operating system: Windows 10 Pro 64-Bit Edition
• Memory: 8GB DDR4-2133MHz SDRAM (1 x 8 GB) | Supports upto 16GB
• Storage: 256GB PCIe® NVMeâ„¢ M.2 Solid State Drive (SSD)
• Optical drive: None
• Graphics Processor: Intel® HD Graphics 520
• Processor: Intel® Coreâ„¢ i5 6200U (2.3GHz, up to 2.8GHz with Intel Turbo Boost Technology, 3MB cache, 2cores)
• Display: 12.5 inches (31.75 cm) diagonal, LED backlight FHD UltraSlim eDP UWVA (1920 x 1080)
• Ports: 1x USB3.0 | 1x USB3.0 charging | 1x USB TypeCâ„¢ | 1x DisplayPort 1x VGA 1x headphone/microphone combo | 1x AC power | 1x RJ-45 | 1x docking connector
  Expansion slots: 1x microSD media card reader (SD, SDHC, SDXC)