In depth comparison and review of Lenovo ThinkPad T15g Gen 2 (20YS) and HP EliteBook 645 G9 Notebook. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo ThinkPad T15g Gen 2 (20YS) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful professional graphics
robust build quality
high-resolution display
advanced cooling system
expandable memory options
heavier than competitors
expensive base model
average battery life
limited color accuracy
Advantages and disadvantages of HP EliteBook 645 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
powerful amd processor
lightweight and portable
high-resolution display
fast charging support
average battery life
limited storage capacity
no dedicated gpu
higher price point
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 37.54 cm x 25.23 cm x 3.145 cm | 32.19 cm x 21.39 cm x 1.99 cm |
| Weight | 2.87 kg | 1.37 kg |
| Case Material | Glass-fibre, polyphenylene sulfide, polyamide | - |
| Colour | Black | - |
| DISPLAY | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 3840 x 2160 (Ultra HD 4K) | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 600 cd/m² | - |
| Colour Gamut | 100% Adobe RGB | - |
| Features | Anti-glare, HDR 400 compatible, 170° viewing angle, Dolby Vision | - |
| PROCESSOR | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| CPU | Intel Core i7 (11th Gen) 11800H / 2.3 GHz | No CPU |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | - |
| Number of Cores | 8-core | - |
| Cache | 24 MB | - |
| Chipset | Intel WM590 | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| RAM | 32 GB (2 x 16 GB) | 0 GB |
|---|---|---|
| Max RAM Supported | 128 GB | 64 GB |
| RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 2 |
| Empty Slots | 2 | 2 |
| STORAGE | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 2280 PCIe 4.0 - TCG Opal Encryption 2, NVM Express (NVMe) | - |
|---|---|---|
| RAID Level | RAID 0, RAID 1 | - |
| AUDIO & VIDEO | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3070 / Intel UHD Graphics | No graphics |
| Max Monitors Supported | 4 external monitor(s) | - |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Camera | Yes - 720p | - |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers |
| Codec | Realtek ALC3306 | Realtek ALC3247 |
| Compliant Standards | High Definition Audio, Dolby Atmos | - |
| COMMUNICATIONS | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | - |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 210 | - |
| Network Interface | 2.5 Gigabit Ethernet | - |
| Ethernet Controller | Intel I225-V | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | - |
| BATTERY | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Technology | Lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 94 Wh | - |
| Battery Life | Up to 11 hours | - |
| AC ADAPTER | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 115/230 V (50/60 Hz) |
|---|---|---|
| Output | 230 Watt | 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, ClickPad |
|---|---|---|
| Keyboard Name | - | HP Premium |
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Volume control, spill-resistant, ClickPad with gesture support |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Slots | 3 x M.2 Card (2 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN |
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) LAN USB 3.2 Gen 1 HDMI Headphone/microphone combo jack USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (Power Delivery) |
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | No operating system |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T15g Gen 2 (20YS) | HP EliteBook 645 G9 Notebook |
|---|
| Included Accessories | Power adapter | - |
|---|---|---|
| Integrated Options | - | HP Tamper Lock |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately), chassis intrusion sensor |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS | Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested |
| Compliant Standards | RoHS, TCG Certified | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 8 - 95% | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
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