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  3. ROG Zephyrus M16 RTX 4090 (2023) vs Legion 9i Gen 8 RTX 4080 (2023)

Asus ROG Zephyrus M16 RTX 4090 (2023) vs Lenovo Legion 9i Gen 8 RTX 4080 (2023)

What ROG Zephyrus M16 RTX 4090 (2023) does better (10) and where Legion 9i Gen 8 RTX 4080 (2023) wins (17) — every spec side by side.

Asus ROG Zephyrus M16 RTX 4090 (2023)
Asus · 2023ROG Zephyrus M16 RTX 4090 (2023)
9.6Score
10 advantages
vs
Lenovo Legion 9i Gen 8 RTX 4080 (2023)
Lenovo · 2023Legion 9i Gen 8 RTX 4080 (2023)
9.6Score
17 advantages
Higher score
9.4Graphics9.3
8.8Overall performance9.5
9.3Display9.5
8.6Memory & storage7.4
9.3Battery & portability9.0
9.2Features & cooling9.0
Dimensions

Size comparison

ROG Zephyrus M16 RTX 4090 (2023)Legion 9i Gen 8 RTX 4080 (2023)
355 × 24622.9357.7 × 277.722.7
ROG Zephyrus M16 RTX 4090 (2023)Legion 9i Gen 8 RTX 4080 (2023)Difference
Depth246 mm277.7 mm−31.7 mm
Width355 mm357.7 mm−2.7 mm
Thickness22.9 mm22.7 mm+0.2 mm
Weight2.3 kg2.6 kg−0.2 kg

Drawn to the same scale from the official dimensions (front and side).

Why is ROG Zephyrus M16 RTX 4090 (2023) better than Legion 9i Gen 8 RTX 4080 (2023)?

  1. SSD (up to)4,096 GB vs 2,048 GB2×
  2. Refresh rate240 Hz vs 165 Hz+45%
  3. 3DMark Steel Nomad Light24,294 vs 21,815+11%
  4. Weight2.3 kg vs 2.55 kg+11%
  5. GPU compute (FP32)39.7 TFLOPS vs 37.6 TFLOPS+6%
  6. Video memory16 GB vs 12 GB+33%
  7. GPU shader cores9,728 vs 7,424+31%
  8. IR camera (face login)Yes · Legion 9i Gen 8 RTX 4080 (2023): No
  9. Dolby AtmosYes · Legion 9i Gen 8 RTX 4080 (2023): No
  10. Key travel1.7 mm vs 1.5 mm+13%

Why is Legion 9i Gen 8 RTX 4080 (2023) better than ROG Zephyrus M16 RTX 4090 (2023)?

  1. Cinebench 2024 multi-core754 vs 2,1452.8×
  2. Brightness500 nits vs 1,200 nits2.4×
  3. Resolution classQHD (1440p/1600p) vs 3K (1800p/2000p)
  4. Panel typeIPS vs Mini-LED
  5. GPU power (TGP)150 W vs 175 W+17%
  6. Battery capacity90 Wh vs 100 Wh+11%
  7. CPU cores14 vs 24+71%
  8. Geekbench 6 multi-core15,617 vs 18,175+16%
  9. RAM (base)16 GB vs 32 GB2×
  10. Wi-Fi standardWi-Fi 6E vs Wi-Fi 7+8%
  11. CPU threads20 vs 32+60%
  12. USB-C ports2 vs 3+50%
Specifications

Side by side

Asus ROG Zephyrus M16 RTX 4090 (2023)Asus ROG Zephyrus M16 RTX 4090 (2023)9.6
Lenovo Legion 9i Gen 8 RTX 4080 (2023)Lenovo Legion 9i Gen 8 RTX 4080 (2023)9.6
Graphics
Graphics cardGeForce RTX 4090 LaptopGeForce RTX 4080 Laptop
GPU makerNVIDIANVIDIA
GPU power (TGP)150 W175 W
Video memory16 GB12 GB
Video memory typeGDDR6GDDR6
GPU shader cores9,7287,424
GPU compute (FP32)39.7 TFLOPS37.6 TFLOPS
3DMark Steel Nomad Light24,29421,815
Processor
ProcessorCore i9-13900HCore i9-13980HX
CPU makerIntelIntel
CPU cores1424
CPU threads2032
Max CPU clock5.4 GHz5.6 GHz
Processor optionsCore i9-13900HCore i9-13980HX
Geekbench 6 multi-core15,61718,175
Geekbench 6 single-core2,8212,922
Cinebench 2024 multi-core7542,145
Display
Screen size16″16″
Resolution2560 × 16003200 × 2000
Resolution classQHD (1440p/1600p)3K (1800p/2000p)
Refresh rate240 Hz165 Hz
Panel typeIPSMini-LED
Brightness500 nits1,200 nits
sRGB coverage100%100%
Response time3 ms3 ms
DCI-P3 coverage100%100%
Pixel density189 ppi236 ppi
Aspect ratio16:1016:10
G-Sync / FreeSyncYesYes
Advanced OptimusNoNo
MUX switchYesYes
HDRYesYes
TouchscreenNoNo
Memory & storage
RAM (up to)64 GB64 GB
RAM (base)16 GB32 GB
RAM typeDDR5DDR5
RAM speed4,800 MHz5,600 MHz
Max. supported RAM64 GB64 GB
RAM slots22
Upgradable RAMYesYes
SSD (up to)4,096 GB2,048 GB
SSD (base)512 GB512 GB
M.2 SSD slots22
SSD interfacePCIe 4.0 x4PCIe 4.0 x4
Battery & power
Battery capacity90 Wh100 Wh
Power adapter280 W330 W
USB-C charging (Power Delivery)YesYes
Design & cooling
Weight2.3 kg2.55 kg
Thickness22.9 mm22.7 mm
Width355 mm357.7 mm
Depth246 mm277.7 mm
Body materialPlasticAluminium
ColoursBlackBlack
Cooling fans33
Vapor chamber coolingNoNo
Liquid metal (CPU)YesYes
Fan noise (max. load)57.5 dB54.8 dB
Ports & wireless
Thunderbolt / USB4Thunderbolt 4Thunderbolt 4
Thunderbolt or USB4YesYes
USB-C ports23
USB-A ports22
HDMIHDMI 2.1HDMI 2.1
HDMI 2.1YesYes
(Mini) DisplayPortNoNo
Ethernet portNoYes
SD card readerYesYes
3.5 mm audio jackYesYes
Wi-Fi standardWi-Fi 6EWi-Fi 7
Bluetooth5.35.3
Keyboard & camera
Backlit keyboardYesYes
Numeric keypadNoYes
Key travel1.7 mm1.5 mm
Webcam1,080p1,080p
IR camera (face login)YesNo
Fingerprint readerNoYes
Audio
Speakers2.42.0
Dolby AtmosYesNo

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