| Attribute |
DELL G7 7790 (CNG7717) × | 
Lenovo Legion Y740 (81HH0042UK) × |
| General | | |
| Model | DELL G7 7790 | Lenovo Legion Y740 |
| Product code | CNG7717 | 81HH0042UK |
| Design | | |
| Product colour | Black, Grey | Black |
| Form factor | Clamshell | Clamshell |
| Brand | DELL | Lenovo |
| Family | G7 | Legion |
| Model name | 7790 | Y740 |
| Part number | CNG7717 | 81HH0042UK |
| Market positioning | Gaming | Gaming |
| Release year (year) | 2019 | 2019 |
| Processor | | |
| Processor manufacturer | Intel | Intel |
| Processor family | 9th gen Intel Core i7 | 8th gen Intel Core i7 |
| Processor frequency (GHz) | 2.6 | 2.2 |
| Processor boost frequency (GHz) | 4.5 | 4.1 |
| Processor model | i7-9750H | i7-8750H |
| Processor cores | 6 | 6 |
| Processor threads | 12 | 12 |
| Processor lithography (Nm) | 14 | 14 |
| Processor socket | BGA 1440 | BGA 1440 |
| Processor cache (MB) | 12 | 9 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | DDR4-SDRAM |
| Maximum internal memory (GB) | 32 | 32 |
| Memory clock speed (MHz) | 2,666 | 2,666 |
| Internal memory (GB) | 16 | 16 |
| Display | | |
| Display diagonal (inch) | 17.3 | 17.3 |
| Panel type | IPS | IPS |
| HD type | Full HD | Full HD |
| LED backlight | + | + |
| Touchscreen | - | - |
| Maximum refresh rate (Hz) | 144 | 144 |
| Dual-screen | - | - |
| Display resolution | 1920 x 1080 pixels | 1920 x 1080 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | NVIDIA GeForce RTX 2070 Max-Q | NVIDIA GeForce RTX 2060 |
| Discrete graphics memory type | GDDR6 | GDDR6 |
| Discrete graphics adapter | + | + |
| Discrete graphics adapter memory (GB) | 8 | 6 |
| On-board graphics adapter base frequency (MHz) | 350 | 350 |
| Maximum on-board graphics adapter memory (GB) | 64 | 64 |
| On-board graphics adapter model | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| Storage | | |
| Total storage capacity (GB) | 512 | 512 |
| Number of SSDs installed | 1 | 1 |
| SSD capacity (GB) | 512 | 512 |
| Card reader integrated | + | - |
| SSD form factor | M.2 | M.2 |
| Storage media | SSD | SSD |
| Optical drive | - | - |
| Networking | | |
| Wi-Fi standards | | - 802.11a
- 802.11b
- 802.11g
- wi-fi 4 (802.11n)
- wi-fi 5 (802.11ac)
|
| Bluetooth | + | + |
| Ethernet LAN | + | + |
| Ethernet LAN data rates (Mbit/s) | | |
| Wi-Fi | + | + |
| Bluetooth version | 5.0 | 4.1 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 3 | 2 |
| USB 3.x Type-C ports | - | 1 |
| Combo headphone/mic port | + | + |
| USB Sleep-and-Charge | - | + |
| HDMI ports quantity | 1 | 1 |
| Ethernet LAN (RJ-45) ports | 1 | 1 |
| Audio | | |
| Speaker power (W) | 2 | 2 |
| Audio chip | Realtek ALC3254-CG | Realtek ALC3286 |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | + |
| Front camera resolution (numeric) (MPixel) | 0.9 | 1 |
| Front camera HD type | HD | HD |
| Front camera resolution (pixels) | 1280 x 720 | - |
| Keyboard | | |
| Numeric keypad | + | + |
| Keyboard backlit | + | + |
| Full-size keyboard | + | - |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 10 Home | Windows 10 Home |
| Operating system architecture (bit) | 64 | 64 |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 90 | 76 |
| Battery life (max) (h) | - | 6 |
| Weight and dimensions | | |
| Weight (kg) | 3.3 | 2.9 |
| Depth (mm) | 295.8 | 305 |
| Width (mm) | 404 | 412 |
| Power | | |
| AC adapter power (W) | 180 | 230 |
| Security | | |
| Cable lock slot | + | + |
| Fingerprint reader | - | - |
| Trusted platform module (TPM) | - | - |