In depth comparison and review of Lenovo Legion 7 16IAX7 (82TD) and Lenovo IdeaPad Gaming 3 15ARH05 (82EY). 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 Legion 7 16IAX7 (82TD) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high-resolution mini-led display
premium aluminum build
excellent thermal management
rgb keyboard lighting
quite expensive
heavy and bulky
average battery life
limited port selection
Advantages and disadvantages of Lenovo IdeaPad Gaming 3 15ARH05 (82EY) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable gaming performance
decent thermal management
comfortable keyboard layout
ample port selection
fast SSD storage
average battery life
dim display brightness
plastic build quality
limited upgradability
| DESIGN AND DIMENSIONS | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.81 cm x 26.35 cm x 1.94 cm | 35.9 cm x 24.96 cm x 2.49 cm |
| Weight | 2.53 kg | 2.2 kg |
| Case Material | Aluminium (top), aluminium (bottom) | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Black (bottom), storm grey (top) | Chameleon blue |
| DISPLAY | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Screen Size (Type) | 16" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 165 Hz | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 500 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, NVIDIA G-SYNC compatible, 178° viewing angle, HDR 400 compatible, Low Blue Light technology, DC dimmer, X-Rite Pantone factory color calibration, Dolby Vision | Anti-glare, DC dimmer |
| PROCESSOR | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| CPU | Intel Core i7 (12th Gen) 12800HX / 2 GHz | AMD Ryzen 5 4600H / 3 GHz |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 4 GHz |
| Number of Cores | 16-core | 6-core |
| Cache | 25 MB | L3 - 8 MB |
| Chipset | Intel HM670 | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| RAM | 16 GB (2 x 8 GB) | 8 GB (2 x 4 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 16 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Speed | 4800 MHz | 3200 MHz |
| Rated Speed | 4800 MHz | 3200 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | 0 |
| STORAGE | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3070 Ti / Intel UHD Graphics | NVIDIA GeForce GTX 1650 / AMD Radeon Graphics |
| Max Monitors Supported | 3 external monitor(s) | 1 external monitor(s) |
| Video Memory | 8 GB GDDR6 SDRAM | 4 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0 | - |
| Gaming | Yes | Yes |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Fixed focus, e-camera shutter | Privacy shutter, fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3306 | - |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
| Audio Features | Harman audio technology, Smart Amp, Nahimic audio, super linear speaker | - |
| VR Ready | Yes | - |
| COMMUNICATIONS | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6E AX1675i - M.2 Card | M.2 Card |
| Network Interface | 2.5 Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8125BG | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 99.99 Wh | 45 Wh |
| Battery Life | Up to 9.8 hours | Up to 6.7 hours |
| Battery Run Time | Local video (1080p) playback time (150 nits): up to 9.8 hours | - |
| AC ADAPTER | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 300 Watt | 135 Watt |
| INPUT | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes (RGB) | Yes (blue) |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad, switchable keycaps, easy tool inbox | Multi-touch touchpad, buttonless touchpad, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Slots | 2 x M.2 (PCI Express 4.0 x4) (1 free) | - |
|---|---|---|
| Interfaces | 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (data only) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (135W Power Delivery) HDMI LAN Headphone/microphone combo jack |
2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (data only) HDMI Headphone/microphone combo jack LAN |
| SOFTWARE | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Operating System (OS) | Windows 11 Home - English | FreeDOS |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo Legion 7 16IAX7 (82TD) | Lenovo IdeaPad Gaming 3 15ARH05 (82EY) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Bundled with | - | Lenovo Gaming M100 RGB mouse |
| Integrated Options | RGB lighting, force sensor | - |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Features | Administrator password, hard drive password, power-on password, Rapid Charge Pro, self-healing BIOS | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TUV High Gaming Performance Certification, TUV Rheinland Low Blue Light (Hardware Solution) | RoHS, Energy-Related Products (ErP) Lot 3 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 5 °C |
| Humidity Range Operating | 8 - 95% | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
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