| Attribute |
ASUS A512UB-37AM1SB1 (A512UB-37AM1SB1) × | 
Lenovo IdeaPad 520S (81BL0096IX) × |
| General | | |
| Model | ASUS A512UB-37AM1SB1 | Lenovo IdeaPad 520S |
| Product code | A512UB-37AM1SB1 | 81BL0096IX |
| Design | | |
| Product colour | Grey | - |
| Form factor | Clamshell | Clamshell |
| Brand | ASUS | Lenovo |
| Family | - | IdeaPad |
| Series | - | 500 |
| Model name | A512UB-37AM1SB1 | 520S |
| Part number | A512UB-37AM1SB1 | 81BL0096IX |
| Release year (year) | 2020 | 2018 |
| Processor | | |
| Processor manufacturer | Intel | - |
| Processor family | 7th gen Intel Core i3 | 8th gen Intel Core i5 |
| Processor frequency (GHz) | 2.3 | 1.6 |
| Processor boost frequency (GHz) | - | 3.4 |
| Processor model | i3-7020U | i5-8250U |
| Processor cores | 2 | 4 |
| Processor threads | 4 | 8 |
| Processor lithography (Nm) | 14 | 14 |
| Processor socket | BGA 1356 | BGA 1356 |
| Processor cache (MB) | 3 | 6 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | DDR4-SDRAM |
| Maximum internal memory (GB) | 12 | 8 |
| Memory clock speed (MHz) | 2,400 | 2,400 |
| Internal memory (GB) | 4 | 8 |
| Display | | |
| Display diagonal (inch) | 15.6 | 14 |
| Panel type | - | IPS |
| HD type | HD | Full HD |
| LED backlight | + | + |
| Touchscreen | - | - |
| Display resolution | 1366 x 768 pixels | 1920 x 1080 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | NVIDIA GeForce MX110 | - |
| Discrete graphics memory type | GDDR5 | - |
| Discrete graphics adapter | + | - |
| Discrete graphics adapter memory (GB) | 2 | - |
| On-board graphics adapter base frequency (MHz) | 300 | 300 |
| Maximum on-board graphics adapter memory (GB) | 32 | 32 |
| On-board graphics adapter model | Intel HD Graphics 620 | Intel UHD Graphics 620 |
| Storage | | |
| Total storage capacity (GB) | 512 | 512 |
| Number of SSDs installed | - | 1 |
| Card reader integrated | + | + |
| SSD form factor | - | M.2 |
| Storage media | SSD | SSD |
| Optical drive | - | - |
| Networking | | |
| Wi-Fi standards | | |
| Bluetooth | + | + |
| Ethernet LAN | - | - |
| Wi-Fi | - | + |
| 4g | - | - |
| 3g | - | - |
| Bluetooth version | 4.1 | 4.1 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 1 | 1 |
| USB 3.x Type-C ports | 1 | 1 |
| Combo headphone/mic port | + | + |
| USB 2.0 ports | 2 | 1 |
| USB Sleep-and-Charge | - | + |
| HDMI ports quantity | 1 | 1 |
| Audio | | |
| Speaker power (W) | - | 2 |
| Built-in microphone | - | + |
| Camera | | |
| Front camera | + | + |
| Keyboard | | |
| Numeric keypad | + | - |
| Keyboard backlit | - | + |
| 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) | 32 | 30 |
| Weight and dimensions | | |
| Weight (kg) | 1.75 | 1.7 |
| Height (mm) | 19.9 | 19.3 |
| Depth (mm) | 230.4 | 236.5 |
| Width (mm) | 357.2 | 327.4 |
| Power | | |
| AC adapter power (W) | 65 | 45 |
| Security | | |
| Cable lock slot | - | + |
| Fingerprint reader | - | + |
| Trusted platform module (TPM) | - | - |