Brand HP Product Line HP EliteBook Model 820 G1 CPU Intel Core i7 (4th Gen) 4600U / 2.1 GHz Memory 4 GB RAM + 500 GB HDD Input AC 120/230 V (50/60 Hz) Specification General Brand: HP Product Line: HP EliteBook Model: 820 G1 Packaged Quantity: 1 Compatibility: PC Processor/Chipset CPU: Intel Core i7 (4th Gen) 4600U / 2.1 GHz Max Turbo Speed: 3.3 GHz Number of Cores: Dual-Core Cache: 4 MB 64-bit Computing Yes Features: Intel Turbo Boost Technology 2.0 Cache Memory Installed Size: 4 MB RAM Memory Speed: 1600 MHz Configuration Features: 1 x 4 GB Technology: DDR3L SDRAM Installed Size: 4 GB Storage Interface Serial ATA-600 Memory Max Supported Size: 16 GB Technology: DDR3L SDRAM Speed: 1600 MHz Form Factor: SO-DIMM 204-pin Slots Qty: 2 Empty Slots: 1 Display Size: 12.5 inches LCD Backlight Technology LED backlight Widescreen Display: Yes Monitor Features: HD standard-viewing angle (SVA) anti-glare Type: LED TFT Technology TN Diagonal Size (metric) 31.75 cm Display Resolution Abbreviation HD Audio & Video Graphics Processor Intel HD Graphics 4400 Integrated Webcam Yes Capture Resolutions 1280 x 720 Sound Stereo speakers, stereo microphone Audio Codec IDT 92HD91 Hard Drive Type: HDD Capacity: 500 GB Input Type keyboard, touchpad Features spill-resistant, volume control Communication Wireless Protocol 802.11a/b/g/n, Bluetooth 4.0 EDR Bluetooth Class Class 2 Wireless Controller Intel Dual Band Wireless-N 7260AN - PCI Express Half Mini Card Wired Protocol Gigabit Ethernet Processor CPU Type Core i7 Processor Number i7-4600U Generation 4 Manufacturer Intel Clock Speed 2.1 GHz Battery Capacity 26 Wh Cells 3-cell Technology lithium polymer Card Reader Type card reader Supported Flash Memory SD Memory Card, SDHC Memory Card, SDXC Memory Card AC Adapter Input AC 120/230 V (50/60 Hz) Connection & Expansion Interfaces 3 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) Brand HP SKU HP465EL04HRDONAFAMZ-272651 ram_memory 4GB Operating System Windows 10 CPU Cores Quad Core storage_capacity_new 500GB Processor Type Intel Core i7,Intel i7 Display Size 12.5 System Memory 4 Model EliteBook 820 G1 Hard Disk 1TB