| Attribute |
ASUS ASUSPRO B551LG-CR020G (90NB03L1-M00250) × | 
Toshiba Satellite Pro A40-C-1PH (PS461E-0SP09XCE) × |
| General | | |
| Model | ASUS ASUSPRO B551LG-CR020G | Toshiba Satellite Pro A40-C-1PH |
| Product code | 90NB03L1-M00250 | PS461E-0SP09XCE |
| Design | | |
| Product colour | - | Black |
| Form factor | Clamshell | Clamshell |
| Brand | ASUS | Toshiba |
| Family | ASUSPRO | Satellite Pro |
| Series | B | - |
| Model name | B551LG-CR020G | A40-C-1PH |
| Part number | 90NB03L1-M00250 | PS461E-0SP09XCE |
| Release year (year) | 2018 | 2017 |
| Processor | | |
| Processor family | 4th gen Intel Core i5 | 6th gen Intel Core i5 |
| Processor frequency (GHz) | 1.6 | 2.3 |
| Processor boost frequency (GHz) | 2.6 | 2.8 |
| Processor model | i5-4200U | i5-6200U |
| Processor cores | 2 | 2 |
| Processor threads | 4 | 4 |
| Processor lithography (Nm) | 22 | 14 |
| Processor socket | BGA 1168 | LGA 1356 (Socket B2) |
| Processor cache (MB) | 3 | 3 |
| Memory | | |
| Internal memory type | DDR3L-SDRAM | DDR3L-SDRAM |
| Maximum internal memory (GB) | 16 | 16 |
| Memory clock speed (MHz) | 1,600 | 1,600 |
| Internal memory (GB) | 6 | 8 |
| Display | | |
| Display diagonal (inch) | 15.6 | 14 |
| HD type | HD | HD |
| LED backlight | + | + |
| Touchscreen | - | - |
| Display resolution | 1366 x 768 pixels | 1366 x 768 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | NVIDIA GeForce GT 730M | - |
| Discrete graphics adapter | + | - |
| On-board graphics adapter base frequency (MHz) | 200 | 300 |
| Maximum on-board graphics adapter memory (GB) | 74 | 74 |
| On-board graphics adapter model | Intel HD Graphics 4400 | Intel HD Graphics 520 |
| Storage | | |
| Total storage capacity (GB) | 750 | 750 |
| Card reader integrated | + | + |
| Storage media | HDD | HDD |
| Optical drive | + | + |
| Networking | | |
| Wi-Fi standards | - ieee 802.11b
- ieee 802.11g
- ieee 802.11n
| - 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 | + | + |
| 4g | - | - |
| 3g | - | - |
| Bluetooth version | 4.0 | 4.0 LE |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 3 | 3 |
| Combo headphone/mic port | + | + |
| USB 2.0 ports | 1 | - |
| Docking connector | + | - |
| DVI port | - | - |
| HDMI ports quantity | - | 1 |
| Ethernet LAN (RJ-45) ports | 1 | 1 |
| Audio | | |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | + |
| Front camera resolution (numeric) (MPixel) | - | 2 |
| Front camera resolution (pixels) | - | 1920 x 1080 |
| Keyboard | | |
| Numeric keypad | + | - |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 7 Professional | Windows 10 Pro |
| Operating system architecture (bit) | - | 64 |
| Battery | | |
| Battery life (max) (h) | - | 8 |
| Weight and dimensions | | |
| Weight (kg) | 2.5 | 1.75 |
| Height (mm) | 26 | 23.8 |
| Depth (mm) | 259 | 244.1 |
| Width (mm) | 383 | 340.1 |
| Power | | |
| AC adapter power (W) | 65 | - |
| Security | | |
| Cable lock slot | + | + |
| Fingerprint reader | + | + |
| Trusted platform module (TPM) | + | + |