| Processor | DELL XPS 9550 9550-1921 | |
| Processor model | I7-6700HQ | |
| Processor threads | 8 | |
| Processor cores | 4 | |
| Processor family | 6th gen Intel Core i7 | |
| Processor frequency | 2.6 GHz | |
| Motherboard chipset | Intel HM170 | |
| Processor boost frequency | 3.5 GHz | |
| Processor cache | 6 MB | |
| Software | DELL XPS 9550 9550-1921 | other notebooks |
| Operating system installed | Windows 10 Home | |
| Drivers included | Yes | |
| Operating system architecture | 64-bit | |
| Display & Graphics | DELL XPS 9550 9550-1921 | other notebooks |
| Aspect ratio | 16:9 | |
| Display diagonal | 15.6 inch | |
| Display resolution | 3840 x 2160 pixels | |
| HD type | 4K Ultra HD | |
| LED backlight | Yes | |
| Touchscreen | Yes | |
| CUDA | Yes | |
| CUDA cores | 640 | |
| Discrete graphics adapter | Yes | |
| Discrete graphics adapter memory | 4 GB | |
| Discrete graphics adapter model | NVIDIA GeForce GTX 960M | |
| Discrete graphics memory type | GDDR5 | |
| Number of discrete graphics adapters installed | 1 | |
| NVIDIA G-SYNC | No | |
| NVIDIA GameWorks VR | No | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter model | Intel HD Graphics 530 | |
| Memory | DELL XPS 9550 9550-1921 | other notebooks |
| Internal memory | 16 GB | |
| Maximum internal memory | 32 GB | |
| Memory form factor | SO-DIMM | |
| Memory slots | 2x SO-DIMM | |
| Internal memory type | DDR4-SDRAM | |
| Storage | DELL XPS 9550 9550-1921 | other notebooks |
| SSD capacity | 512 GB | |
| SSD interface | PCI Express | |
| Storage media | SSD | |
| Number of SSDs installed | 1 | |
| Number of HDDs installed | 1 | |
| Total storage capacity | 512 GB | |
| LightScribe | No | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | MMC, SD, SDHC, SDIO, SDXC | |
| Network & Communication | DELL XPS 9550 9550-1921 | other notebooks |
| 3G | No | |
| 4G | No | |
| Bluetooth | Yes | |
| Ethernet LAN | No | |
| Wi-Fi | Yes | |
| Interfaces/Ports | DELL XPS 9550 9550-1921 | other notebooks |
| HDMI version | 1.4 | |
| HDMI ports quantity | 1 | |
| Combo headphone/mic port | Yes | |
| DC-in jack | Yes | |
| DVI port | No | |
| USB 3.0 (3.1 Gen 1) Type-A | 2 | |
| USB 3.1 (Gen 2) Type-C | 1 | |
| USB Sleep-and-Charge | 2 | |
| Input Devices | DELL XPS 9550 9550-1921 | other notebooks |
| Full-size keyboard | Yes | |
| Keyboard backlit | Yes | |
| Numeric keypad | No | |
| Pointing device | Touchpad | |
| Windows keys | Yes | |
| Audio | DELL XPS 9550 9550-1921 | other notebooks |
| Audio system | MaxxAudio Pro | |
| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Speakers manufacturer | Waves | |
| Built-in Devices | DELL XPS 9550 9550-1921 | other notebooks |
| Front camera | Yes | |
| Front camera resolution | 1280 x 720 pixels | |
| Video capturing speed | 30 fps | |
| Power | DELL XPS 9550 9550-1921 | other notebooks |
| AC adapter frequency | 50/60 Hz | |
| AC adapter input voltage | 100 - 240 V | |
| AC adapter output current | 6.67 A | |
| AC adapter output voltage | 19.5 V | |
| AC adapter power | 130 W | |
| Security | DELL XPS 9550 9550-1921 | other notebooks |
| Cable lock slot | Yes | |
| Cable lock slot type | Kensington | |
| Password protection | Yes | |
| Design | DELL XPS 9550 9550-1921 | other notebooks |
| Brand | DELL | |
| Family | XPS | |
| Series | 15 | |
| Model name | 9550 | |
| Part Number | 9550-1921 | |
| Product type | Notebook | |
| Form factor | Clamshell | |
| Colour of product | Black, Silver | |
| Housing material | Aluminium, Carbon fiber | |
| Depth | 235 mm | |
| Width | 357 mm | |
| Height | 17 mm | |
| Weight | 2 kg | |
| Release Date | 2017-08-01 | |
| Battery Information | DELL XPS 9550 9550-1921 | other notebooks |
| Battery type | Lithium-Ion (Li-Ion) | |
| Battery voltage | 11.4 V | |
| Battery recharge time | 4 h | |
