Side by side comparison and review of Lenovo Legion 5P 15ARH05H (82GU) and Alienware x17 R2. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo Legion 5P 15ARH05H (82GU) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
effective thermal management
robust build quality
reasonable price point
heavier than competitors
average battery life
noisy under load
limited color accuracy
Advantages and disadvantages of Alienware x17 R2 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high-refresh-rate display
advanced cooling technology
customizable rgb lighting
premium build quality
expensive price point
heavy and bulky
short battery life
limited upgradeability
| DESIGN AND DIMENSIONS | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.306 cm x 25.961 cm x 2.357 cm | 39.923 cm x 29.957 cm x 2.09 cm |
| Weight | 2.5 kg | 2.99 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | Black (bottom), iron grey (top cover) | Lunar light |
| DISPLAY | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Screen Size (Type) | 15.6" - IPS | 17.3" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | - | 127 |
| V-Sync Rate at Max Res. | 144 Hz | 480 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB | 100% sRGB |
| Features | Anti-glare, DC dimmer, Dolby Vision | Anti-glare, Wide Viewing Angle, 3 ms response rate, ±85° horizontal viewing angle, ±85° vertical viewing angle, 0.2 mm pixel pitch |
| PROCESSOR | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| CPU | AMD Ryzen 7 4800H / 2.9 GHz | Intel Core i9 (12th Gen) 12900HK / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 5 GHz |
| Number of Cores | 8-core | 14-core |
| Cache | 8 MB | L3 - 24 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache, Intel Turbo Boost Max Technology 3.0 |
| MEMORY | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| RAM | 8 GB (1 x 8 GB) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 3200 MHz | 4800 MHz |
| Rated Speed | 3200 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2060 / AMD Radeon Graphics | NVIDIA GeForce RTX 3080 Ti |
| Video Memory | 6 GB GDDR6 SDRAM | 16 GB GDDR6 SDRAM |
| Video System Features | - | NVIDIA G-SYNC, AMD FreeSync, Advanced Optimus |
| Gaming | Yes | Yes |
| Camera | - | Yes - 1280 x 720 (standard), 640 x 360 (infrared) |
| Resolution | - | 0.92 Megapixel (standard), 0.23 Megapixel (infrared) |
| Camera Features | - | IR/RGB camera, 75.8 degrees |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1280 x 720 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Two tweeters, two woofers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3281 |
| Compliant Standards | High Definition Audio, Dolby Atmos Gaming | High Definition Audio |
| Audio Features | Harman audio technology | - |
| VR Ready | Yes | - |
| COMMUNICATIONS | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Killer Wi-Fi 6E AX1675 |
| Network Interface | Gigabit Ethernet | 2.5 Gigabit Ethernet |
| Ethernet Controller | - | Killer Ethernet E3100G |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Technology | Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 87 Wh |
| Battery Life | Up to 10 hours | Up to 6 hours |
| AC ADAPTER | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 230 Watt | 19.5 V |
| INPUT | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Anti-ghosting, multi-touch touchpad, buttonless touchpad, white LED backlight | Multi-gesture touch pad, Per-Key illumination |
| CONNECTIONS & EXPANSIONS | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 (Always On) 3 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) HDMI LAN Headphone/microphone combo jack |
HDMI Mini DisplayPort 1.4 USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 1 (PowerShare) LAN (RJ-45) Headphone/microphone combo jack |
| Memory Card Reader | - | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office 2013 (Trial) |
| MISCELLANEOUS | Lenovo Legion 5P 15ARH05H (82GU) | Alienware x17 R2 |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, Rapid Charge Pro | AlienFX Lighting Zones, retail packaging |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year |
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