Lenovo Legion 5i Pro Gen 6 (2021, Intel) vs Dell Alienware x15 R1

You can select specific configurations for the laptops to get a more accurate comparative review
Display 2560 x 1600
CPU
GPU
RAM
Storage

Review

Evaluation of Lenovo Legion 5i Pro Gen 6 (2021, Intel) and Dell Alienware x15 R1 important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo Legion 5i Pro Gen 6 (2021, Intel)
  • Includes an old-school USB-A port
  • Thinner bezels and 17% higher screen-to-body ratio
  • User-upgradable RAM (up to 32GB)
  • Provides 67% higher max. screen brightness: 500 vs 300 nits
  • 34% sharper screen – 189 versus 141 pixels per inch (PPI)
Advantages of the Dell Alienware x15 R1
  • Can run popular games at about 36-50% higher FPS
  • Around 26% better multi-core CPU performance in the Cinebench R23 test
  • Features a a little bigger (~9%) battery – 87 against 80 watt-hours
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 2.3 kg (5.07 lbs) 2.27 kg (5.01 lbs)
Dimensions 356 x 264.2 x 21.7-26.8 mm
14.02 x 10.4 x 0.85-1.06 inches
359.7 x 277.2 x 16.3 mm
14.16 x 10.91 x 0.64 inches
Area 941 cm2 (145.8 inches2) 997 cm2 (154.5 inches2)
Screen-to-body ratio ~78.9% ~67.3%
Side bezels 5.7 mm 7.2 mm
Colors White, Gray Silver
Transformer No No
Opening angle 180° 140°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber - Yes
Number of fans 2 4
Noise level - 53.5 dB

Display

Size 16 inches 15.6 inches
Type IPS LCD IPS LCD
Refresh rate 165 Hz 165 Hz
PPI 189 ppi 141 ppi
Aspect ratio 16:10 16:9
Resolution 2560 x 1600 pixels 1920 x 1080 pixels
HDR support Yes, Dolby Vision No
Touchscreen No No
Coating Matte Matte
Display tests
Contrast - 1000:1
sRGB color space 100% 100%
Response time 3 ms 19 ms
Max. brightness

Battery

Capacity
Voltage - 11.4 V
Full charging time - 1:25 hr
Battery type Li-Po Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Bottom Left
Charge power 230 W 240 W
Weigh of AC adapter - 711 gramm

CPU

CPU name
Base frequency 2.2-2.7 GHz 1.9-2.3 GHz
Turbo frequency 4.5 GHz 4.6 GHz
Cores 6 8
Threads 12 16
L3 Cache 12 MB 24 MB
Integrated GPU Intel UHD Graphics for 11th Gen (16 EU) Intel UHD Graphics for 11th Gen (32 EU)
Fabrication process 10 nm 10 nm

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP 95 W 90 W
Nvidia Optimus MUX Yes, Advanced Optimus
Type Dedicated Dedicated
Fabrication process 8 nm 8 nm
GPU base clock 1530 MHz 1163 MHz
GPU boost clock 1740 MHz 1530 MHz
FLOPS 7.12 TFLOPS 11.8 TFLOPS
Memory size 4 GB 6 GB
Memory type GDDR6 GDDR6
Memory bus 128 bit 192 bit
Memory speed 12 Gbps 14 Gbps
Shading units (cores) 2048 3840
Texture mapping units (TMUs) 64 120
Raster operations pipelines (ROPs) 40 48
GPU performance

RAM

RAM size
Channels 1x8 GB 2x8 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable Yes No
Total slots 2 2
Max. ram size 32 GB -

Storage

Storage size
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 4.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x256 GB 1x256 GB
Upgradable Yes Yes
Total slots 2 2
NVMe Yes Yes

Sound

Audio chip - Realtek ALC3281
Speakers 2.0 2.0
Power 2x2W 2x4W
Dolby Atmos Yes No
Loudness - 82.7 dB
Microphones 2 2

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5.1 v5.2
Fingerprint No No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 4x USB 3.2 1x USB 3.2
USB Type-C 2x USB 3.2 2x USB 3.2
Thunderbolt Thunderbolt 4 Thunderbolt 4
HDMI 1x HDMI 2.1 1x HDMI 2.1
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) Yes No
SD card reader No Yes
Proprietary charging port Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad Yes No
Backlight Yes Yes
Key travel - 1.5 mm
Touchpad
Size - 10.5 x 6.8 cm
Surface - Glass
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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Total votes: 10

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