| Processor | DELL Precision 3551 XCTOP355115USCA | |
| Processor manufacturer | Intel | |
| Processor model | i5-10400H | |
| Processor cores | 4 | |
| Processor family | 10th gen Intel Core i5 | |
| Processor frequency | 2.6 GHz | |
| Processor boost frequency | 4.6 GHz | |
| Processor cache | 8 MB | |
| Software | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Operating system installed | Windows 10 Pro | |
| Operating system architecture | 64-bit | |
| Display & Graphics | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Panel type | WVA | |
| Display diagonal | 15.6 inch | |
| Display resolution | 1920 x 1080 pixels | |
| HD type | Full HD | |
| LED backlight | Yes | |
| Maximum refresh rate | 60 Hz | |
| Touchscreen | No | |
| Discrete graphics adapter | No | |
| Discrete graphics adapter model | Not available | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter model | Intel UHD Graphics | |
| Memory | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Internal memory | 4 GB | |
| Maximum internal memory | 64 GB | |
| Memory clock speed | 2933 MHz | |
| Memory layout (slots x size) | 1 x 4 GB | |
| Memory form factor | SO-DIMM | |
| Memory slots | 2x SO-DIMM | |
| Internal memory type | DDR4-SDRAM | |
| Storage | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| SSD capacity | 128 GB | |
| SSD interface | NVMe, PCI Express | |
| SSD form factor | M.2 | |
| Storage media | SSD | |
| Number of SSDs installed | 1 | |
| Total SSDs capacity | 128 GB | |
| Total storage capacity | 128 GB | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | MicroSD (TransFlash), MicroSDHC, MicroSDXC | |
| Network & Communication | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Antenna type | 2x2 | |
| Bluetooth | Yes | |
| Bluetooth version | 5.1 | |
| Ethernet LAN | Yes | |
| Wi-Fi | Wi-Fi 5 (802.11ac) | |
| Wi-Fi standards | Wi-Fi 5 (802.11ac) | |
| WLAN | Qualcomm QCA61x4A | |
| Input Devices | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Full-size keyboard | Yes | |
| Keyboard backlit | Yes | |
| Numeric keypad | Yes | |
| Pointing device | DualPoint | |
| Audio | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Audio chip | Realtek ALC3204 | |
| Audio system | MaxxAudio Pro | |
| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Speaker power | 2 W | |
| Speakers manufacturer | Waves | |
| Built-in Devices | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Front camera | Yes | |
| Front camera HD type | HD | |
| Front camera resolution | 1280 x 720 pixels | |
| Video capturing speed | 30 fps | |
| Power | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| AC adapter frequency | 50/60 Hz | |
| AC adapter input voltage | 100 - 240 V | |
| AC adapter power | 90 W | |
| Security | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Cable lock slot | Yes | |
| Password protection | Yes | |
| Trusted Platform Module (TPM) | Yes | |
| Design | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Brand | DELL | |
| Family | Precision | |
| Series | 5000 | |
| Model name | 3551 | |
| Part Number | XCTOP355115USCA | |
| Product type | Mobile workstation | |
| Form factor | Clamshell | |
| Product colour | Grey | |
| Release Date | 30 April 2021 | |
| Battery Information | DELL Precision 3551 XCTOP355115USCA | other notebooks |
| Battery capacity | 68 Wh | |
| Battery voltage | 15.2 V | |
| Battery weight | 340 g | |
| Battery recharge time | 4 h | |
| Number of battery cells | 4 | |
