Lenovo ThinkPad X1 Extreme Gen 4 16" (Intel) vs ASUS ROG Zephyrus G14 GA401

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Display
CPU
GPU
RAM
Storage

Review

Evaluation of Lenovo ThinkPad X1 Extreme Gen 4 16" (Intel) and ASUS ROG Zephyrus G14 GA401 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 ThinkPad X1 Extreme Gen 4 16" (Intel)
  • Thinner bezels and 7% higher screen-to-body ratio
  • Around 19% better multi-core CPU performance in the Cinebench R23 test
  • Features a bigger (~18%) battery – 90 against 76 watt-hours
  • High-speed PCI Express Gen 4 interface
  • Provides 25% higher max. screen brightness: 400 vs 320 nits
  • 20% sharper screen – 189 versus 157 pixels per inch (PPI)
Advantages of the ASUS ROG Zephyrus G14 GA401
  • Higher screen refresh rate: 144 versus 60 Hz
  • Easier to carry: weighs 210 grams less (around 0.46 lbs)
  • Much smaller footprint: 22% more compact case (110.5 vs 141.4 square inches)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.81 kg (3.99 lbs) 1.6 kg (3.53 lbs)
Dimensions 359.5 x 253.8 x 17.7 mm
14.15 x 9.99 x 0.7 inches
324 x 220 x 19.9 mm
12.76 x 8.66 x 0.78 inches
Area 912 cm2 (141.4 inches2) 713 cm2 (110.5 inches2)
Screen-to-body ratio ~81.4% ~75.8%
Side bezels 7.4 mm 7.1 mm
Colors Black Black, Silver
Transformer No No
Opening angle 180° 145°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber Yes No
Number of fans 2 2
Noise level 52.4 dB 52.7 dB

Display

Size 16 inches 14 inches
Type IPS LCD IPS LCD
Refresh rate 60 Hz 144 Hz
PPI 189 ppi 157 ppi
Aspect ratio 16:10 16:9
Resolution 2560 x 1600 pixels 1920 x 1080 pixels
HDR support Yes, Dolby Vision Yes, HDR10
Touchscreen No No
Coating Matte Matte
Display tests
Contrast 1200:1 845:1
sRGB color space 100% 92.4%
Adobe RGB profile - 67.7%
DCI-P3 color gamut - 68.1%
Response time - 31 ms
Max. brightness

Battery

Capacity
Battery type Li-Po Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left Left
Charge power 135 / 170 / 230 W 180 W
Weigh of AC adapter 534 / 882 gramm 545 gramm

CPU

CPU name
Base frequency 1.9-2.3 GHz 2.8 GHz
Turbo frequency 4.6 GHz 4.4 GHz
Cores 8 8
Threads 16 16
L3 Cache 24 MB 16 MB
Integrated GPU Intel UHD Graphics for 11th Gen (32 EU) Radeon RX Vega 8
Fabrication process 10 nm 7 nm

Benchmarks

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

Graphics Card

GPU name
TGP 35 W 50 W
Nvidia Optimus Yes Yes
Type Dedicated Dedicated
Fabrication process 8 nm 12 nm
GPU base clock 735 MHz 1455 MHz
GPU boost clock 1035 MHz 1590 MHz
FLOPS 5.3 TFLOPS 4.884 TFLOPS
Memory size 4 GB 6 GB
Memory type GDDR6 GDDR6
Memory bus 128 bit 192 bit
Memory speed 12 Gbps ~12 Gbps
Shading units 2560 1536
DirectX support 12 12
GPU performance

RAM

RAM size
Channels 2x8 GB 1x8 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 2 2
Max. ram size 64 GB 32 GB

Storage

Storage size
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x512 GB 1x512 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Audio chip Realtek ALC3306 -
Speakers 2.0 2.0
Power 2x2W 2x2.5W
Dolby Atmos Yes Yes
Loudness 76.3 dB 77.2 dB
Microphones 2 2

Connectivity

Wi-Fi standard v6E v6
Bluetooth v5.2 v5.1
Fingerprint Yes Optional
Optical drive No No
Webcam Above the display -
Webcam resolution 1920 x 1080 -
Ports
USB-A 2x USB 3.2 2x USB 3.2
USB Type-C 2x USB 4.0 2x USB 3.2
Thunderbolt Thunderbolt 4 No
HDMI 1x HDMI 2.1 1x HDMI 2.0
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader Yes No
Proprietary charging port Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel 1.5 mm -
Touchpad
Size 11.5 x 6.5 cm 10.4 x 6.0 cm
Surface Glass Plastic
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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