| Processor | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Processor model | I5-1235U | i5-6200U |
| Processor manufacturer | Intel | |
| Processor series | | Intel Core i5-6200 series |
| Processor socket | | LGA 1356 (Socket B2) |
| Processor generation | 12 | |
| Processor threads | | 4 |
| Processor speed | 1.3 GHZ | |
| Processor cores | | 2 |
| Processor core | 10-core | |
| Processor codename | | Skylake |
| Max Turbo Speed | 4.4 GHZ | |
| Processor Main Features | Integrated memory controller | |
| Processor family | | 6th gen Intel Core i5 |
| Processor frequency | | 2.3 GHz |
| Processor boost frequency | | 2.8 GHz |
| Processor cache | | 3 MB |
| Thermal Design Power (TDP) | | 15 W |
| Software | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Operating system | Windows 10 Pro 64-bit Edition | |
| Operating system edition | Windows 10 Pro, Windows 11 Pro | |
| Operating system platform | Windows 10, Windows 11 | |
| Operating system language | English | |
| Operating system installed | | Windows 10 Pro |
| Operating system architecture | | 64-bit |
| Display & Graphics | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Screen size | 15.6 inch | |
| Screen resolution | 1920 x 1080 | |
| Display screen type | LED | |
| Panel type | | IPS |
| Aspect ratio | 16:9 | 16:9 |
| TFT Technology | IPS | |
| Display diagonal | | 15.6 inch |
| Display Resolution Abbreviation | Full HD | |
| Display resolution | | 1920 x 1080 pixels |
| Display Image Brightness | 300 candela per square metre | |
| HD type | | Full HD |
| LED backlight | | Yes |
| Bezel Type | Raised | |
| Touchscreen | Yes | No |
| Graphics Controller Model | Intel Iris Xe Graphics | |
| Discrete graphics adapter | | No |
| Graphics Processor Series | Intel Iris Xe Graphics | |
| Discrete graphics adapter model | | Not available |
| Maximum Monitors Supported | 3 | |
| Maximum on-board graphics adapter memory | | 1.74 GB |
| Features | 170° viewing angle, Anti-glare, Capacitive touch screen, On-cell touch technology | |
| Number of displays supported | | 3 |
| Widescreen Display | Yes | |
| On-board graphics adapter | | Yes |
| On-board graphics adapter base frequency | | 300 MHz |
| On-board graphics adapter dynamic frequency (max) | | 1000 MHz |
| On-board graphics adapter family | | Intel HD Graphics |
| On-board graphics adapter model | | Intel HD Graphics 520 |
| On-board graphics adapter OpenGL | | 4.4 |
| Memory | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Total Installed System Memory | 16 GB | |
| Maximum Supported System Memory | 40 GB | |
| System Memory Technology | DDR4 SDRAM | |
| Total Number of Memory Slots | 1 | |
| Memory Speed | 3200 megahertz | |
| Internal memory | | 8 GB |
| Available Memory Slots | 0 | |
| Maximum internal memory | | 16 GB |
| Cache Memory Installed | 12 megabyte | |
| Memory clock speed | | 1600 MHz |
| Configuration Features | 1 x 8 GB 8 GB (soldered) | |
| Memory layout (slots x size) | | 1 x 8 GB |
| Rated Memory Speed | 3200 megahertz | |
| Memory slots | | 2x SO-DIMM |
| Memory Card Reader | 4 in 1 card reader | |
| Internal memory type | | DDR3L-SDRAM |
| Storage | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Storage Type | SSD | |
| SSD capacity | | 256 GB |
| Hard Drive Capacity | 256 GB | |
| Storage media | | SSD |
| Hard Drive Features | NVM Express (NVMe) | |
| Number of SSDs installed | | 1 |
| SSD Form Factor | M.2 2242 | |
| Total storage capacity | | 256 GB |
| Optical drive type | No optical drive, None | DVD Super Multi DL |
| Card reader integrated | | Yes |
| Compatible memory cards | | MMC, SD, SDHC, SDXC |
| Network & Communication | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Data Link Protocols | Bluetooth 5.2, Ethernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11a, IEEE 802.11ac, IEEE 802.11ax (Wi-Fi 6), IEEE 802.11b, IEEE 802.11g, IEEE 802.11n | |
| Ethernet Controllers | Intel I219-V | |
| Features | Dual stream (2x2), Wake-on-LAN (WOL) | |
| 3G | | No |
| Host Interface | M.2 Card | |
| 4G | | No |
| Wired Protocol | Gigabit Ethernet | |
| Bluetooth | | Yes |
| Bluetooth version | | 4.1 |
| Ethernet LAN | | Yes |
| Wi-Fi | | Yes |
| Wi-Fi standards | | IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n |
| Interfaces/Ports | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| HDMI | 1 | |
| Interfaces | 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0), HDMI, Headphone/microphone combo jack, LAN, USB 3.2 Gen 1, USB 3.2 Gen 1 (Always On), USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) | |
| USB 3.0 Ports | 2 | |
| USB Type-C Ports | 2 | |
| HDMI ports quantity | | 1 |
| Headphone outputs | | 1 |
| Combo headphone/mic port | | Yes |
| DC-in jack | | Yes |
| VGA (D-Sub) ports | | 1 |
| Docking connector | | Yes |
| Ethernet LAN (RJ-45) ports | | 1 |
| Microphone in | | Yes |
| USB 3.0 (3.1 Gen 1) Type-A | | 4 |
| USB Sleep-and-Charge | | 1 |
| Camera | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Front Camera Resolution | 1080p | |
| Input Devices | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Keyboard Backlight | Yes | |
| Keyboard Localization | US English | |
| Keys Layout | QWERTY | |
| Keyboard backlit | | Yes |
| Keyboard number of keys | | 102 |
| Numeric keypad | | Yes |
| Pointing device | | Clickpad |
| Windows keys | | Yes |
| Battery | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Battery Capacity | 45 watt hour(s) | |
| Battery Chemistry | Lithium polymer | |
| Audio | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Audio Input Type | Dual array microphone | |
| Audio Codec | Realtek ALC3287 | |
| Audio system | | DTS Studio Sound |
| Built-in microphone | | Yes |
| Built-in Devices | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Finger Print Reader | Fingerprint reader | |
| Front camera | | Yes |
| Power | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Power Provided | 65 watt | |
| Required Voltage | AC 100-240 volt | |
| AC adapter input voltage | | 100 - 240 V |
| AC adapter output current | | 2.37 A |
| AC adapter output voltage | | 19 V |
| Security | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Cable lock slot | | Yes |
| Cable lock slot type | | Kensington |
| Fingerprint reader | | Yes |
| Design | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Color | Dual tone mineral gray | |
| Case Material | Aluminum (top), Polycarbonate ABS (bottom) | |
| Brand | | Toshiba |
| Family | | Tecra |
| Model name | | Z50-C-143 |
| Part Number | | PT571E-06H03QEN |
| Product type | | Notebook |
| Form factor | | Clamshell |
| Colour of product | | Metallic |
| Depth | | 258 mm |
| Width | 14.1 inch | 379 mm |
| Height | 0.7 inch | 23.2 mm |
| Weight | 3.75 lbs | 2.2 kg |
| Release Date | | 2018-01-10 |
| Battery Information | Lenovo ThinkBook 15 G4 IAP 15.6" 21DJ00G7US | Toshiba Tecra Z50-C-143 PT571E-06H03QEN |
| Battery type | | Lithium-Ion (Li-Ion) |
| Battery life | | 8 h |
| Number of battery cells | | 4 |
