In depth comparison and review of Lenovo ThinkPad P51 and Lenovo ThinkPad T590 (20N5). 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 P51 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
powerful processor performance
high-resolution display
good connectivity options
heavy and bulky
expensive price point
moderate battery life
noisy under load
Advantages and disadvantages of Lenovo ThinkPad T590 (20N5) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
good security features
reliable performance
heavier than competitors
modest display brightness
limited graphics power
expensive base model
| DESIGN AND DIMENSIONS | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.74 cm x 25.23 cm x 2.94 cm | 36.58 cm x 24.8 cm x 1.91 cm |
| Weight | 2.67 kg | 1.81 kg |
| Case Material | Glass-fibre reinforced plastic, magnesium-aluminum alloy | Glass-fibre, polyphenylene sulfide, polyamide |
| Colour | Black | Black |
| DISPLAY | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | - | 45% |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| CPU | Intel Xeon E3-1505MV6 / 3 GHz | Intel Core i5 (8th Gen) 8265U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 3.9 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Mobile Intel CM238 | - |
| Platform Technology | Intel vPro Platform | - |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| RAM | 16 GB | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2400 MHz |
| Rated Speed | - | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD | 128 GB SSD M.2 2242 PCIe 3.0 x2 - SK Hynix |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro M2200 / Intel HD Graphics P630 | Intel UHD Graphics 620 |
| Video Memory | 4 GB | - |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | - | ThinkShutter camera privacy |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3268 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio Premium |
| COMMUNICATIONS | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | - | Intel Wireless-AC 9560 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 57 Wh |
| Battery Life | - | Up to 14.98 hours |
| AC ADAPTER | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 170 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Slots | 1 x ExpressCard/34 (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 1/USB 3.0 (Always On) 3 x USB 3.1 Gen 1/USB 3.0 USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack Dock |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad P51 | Lenovo ThinkPad T590 (20N5) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, Intel Active Management Technology (iAMT), MIL-STD-810G tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |