| Processor | HP ProBook 645 G1 H5G61EA | |
| Processor model | A6-4400M | |
| Processor threads | 2 | |
| Processor cores | 2 | |
| Processor family | AMD A6 | |
| Processor frequency | 2.7 GHz | |
| Processor boost frequency | 3.2 GHz | |
| Processor cache | 1 MB | |
| Software | HP ProBook 645 G1 H5G61EA | other notebooks |
| Operating system installed | Windows 7 Professional | |
| Recovery operating system | Windows 8 Pro | |
| Operating system architecture | 64-bit | |
| Display & Graphics | HP ProBook 645 G1 H5G61EA | other notebooks |
| Aspect ratio | 16:9 | |
| Display diagonal | 14 inch | |
| Display resolution | 1366 x 768 pixels | |
| Display surface | Matt | |
| HD type | HD | |
| LED backlight | Yes | |
| Touchscreen | No | |
| Discrete graphics adapter | No | |
| Discrete graphics adapter model | Not available | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter family | AMD Radeon HD 7000 | |
| On-board graphics adapter model | AMD Radeon HD 7520G | |
| Memory | HP ProBook 645 G1 H5G61EA | other notebooks |
| Internal memory | 4 GB | |
| Memory clock speed | 1600 MHz | |
| Memory layout (slots x size) | 1 x 4 GB | |
| Memory slots | 2x SO-DIMM | |
| Internal memory type | DDR3L-SDRAM | |
| Storage | HP ProBook 645 G1 H5G61EA | other notebooks |
| HDD capacity | 500 GB | |
| HDD interface | Serial ATA | |
| HDD speed | 7200 RPM | |
| Storage media | HDD | |
| Number of HDDs installed | 1 | |
| Total storage capacity | 500 GB | |
| LightScribe | No | |
| Optical drive type | DVD Super Multi DL | |
| Card reader integrated | Yes | |
| Network & Communication | HP ProBook 645 G1 H5G61EA | other notebooks |
| 3G | No | |
| 4G | No | |
| Bluetooth | Yes | |
| Bluetooth version | 4.0 | |
| Ethernet LAN | Yes | |
| Wi-Fi | Yes | |
| Wi-Fi standards | IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n | |
| Interfaces/Ports | HP ProBook 645 G1 H5G61EA | other notebooks |
| CardBus PCMCIA slot type | No | |
| Charging port type | DC-in jack | |
| Combo headphone/mic port | Yes | |
| VGA (D-Sub) ports | 1 | |
| DisplayPorts quantity | 1 | |
| Docking connector | Yes | |
| DVI port | No | |
| Ethernet LAN (RJ-45) ports | 1 | |
| ExpressCard slot | No | |
| Microphone in | No | |
| S/PDIF out port | No | |
| SmartCard slot | No | |
| USB 3.0 (3.1 Gen 1) Type-A | 4 | |
| Input Devices | HP ProBook 645 G1 H5G61EA | other notebooks |
| Numeric keypad | No | |
| Pointing device | Touchpad | |
| Spill resistant keyboard | Yes | |
| Audio | HP ProBook 645 G1 H5G61EA | other notebooks |
| Audio system | DTS Studio Sound | |
| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Built-in Devices | HP ProBook 645 G1 H5G61EA | other notebooks |
| Front camera | Yes | |
| Power | HP ProBook 645 G1 H5G61EA | other notebooks |
| AC adapter power | 65 W | |
| Security | HP ProBook 645 G1 H5G61EA | other notebooks |
| Cable lock slot | No | |
| Fingerprint reader | Yes | |
| Trusted Platform Module (TPM) | Yes | |
| Design | HP ProBook 645 G1 H5G61EA | other notebooks |
| Brand | HP | |
| Family | ProBook | |
| Series | 600 | |
| Model name | 645 G1 | |
| Part Number | H5G61EA | |
| Product type | Notebook | |
| Form factor | Clamshell | |
| Product colour | Black, Silver | |
| EAN/UPC code | 0888182757215, 0888182996799, 0888182462492, 0888182462508 | |
| Depth | 237 mm | |
| Width | 340 mm | |
| Height (front) | 2.53 cm | |
| Weight | 2 kg | |
| Release Date | 2014-01-01 | |
| Battery Information | HP ProBook 645 G1 H5G61EA | other notebooks |
| Battery capacity | 55 Wh | |
| Number of battery cells | 6 | |
