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  3. Legion 7i Gen 9 RTX 4070 (2024) vs Stealth 16 AI+ B3 RTX 5080 (2026)

Lenovo Legion 7i Gen 9 RTX 4070 (2024) vs MSI Stealth 16 AI+ B3 RTX 5080 (2026)

What Legion 7i Gen 9 RTX 4070 (2024) does better (13) and where Stealth 16 AI+ B3 RTX 5080 (2026) wins (16) — every spec side by side.

Lenovo Legion 7i Gen 9 RTX 4070 (2024)
Lenovo · 2024Legion 7i Gen 9 RTX 4070 (2024)
8.9Score
13 advantages
vs
MSI Stealth 16 AI+ B3 RTX 5080 (2026)
MSI · 2026Stealth 16 AI+ B3 RTX 5080 (2026)
9.1Score
16 advantages≈ $4,200
Higher score
8.3Graphics9.5
9.3Overall performance9.4
8.5Display9.1
6.5Memory & storage5.2
6.4Battery & portability5.1
6.4Features & cooling6.0
Dimensions

Size comparison

Legion 7i Gen 9 RTX 4070 (2024)Stealth 16 AI+ B3 RTX 5080 (2026)
357.7 × 262.519.8354 × 24620
Legion 7i Gen 9 RTX 4070 (2024)Stealth 16 AI+ B3 RTX 5080 (2026)Difference
Depth262.5 mm246 mm+16.5 mm
Width357.7 mm354 mm+3.7 mm
Thickness19.8 mm20 mm−0.2 mm
Weight2.2 kg2 kg+0.3 kg

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

Why is Legion 7i Gen 9 RTX 4070 (2024) better than Stealth 16 AI+ B3 RTX 5080 (2026)?

  1. SSD (up to)4,096 GB vs 1,000 GB4.1×
  2. Battery capacity100 Wh vs 90 Wh+11%
  3. GPU power (TGP)130 W vs 125 W+4%
  4. CPU cores20 vs 16+25%
  5. G-Sync / FreeSyncYes · Stealth 16 AI+ B3 RTX 5080 (2026): No
  6. Advanced OptimusYes · Stealth 16 AI+ B3 RTX 5080 (2026): No
  7. HDRYes · Stealth 16 AI+ B3 RTX 5080 (2026): No
  8. SD card readerYes · Stealth 16 AI+ B3 RTX 5080 (2026): No
  9. CPU threads28 vs 16+75%
  10. Cinebench 2024 multi-core1,296 vs 1,247+4%
  11. USB-C ports3 vs 2+50%
  12. Max CPU clock5.5 GHz vs 4.9 GHz+12%

Why is Stealth 16 AI+ B3 RTX 5080 (2026) better than Legion 7i Gen 9 RTX 4070 (2024)?

  1. 3DMark Steel Nomad Light13,011 vs 21,645+66%
  2. GPU compute (FP32)21.2 TFLOPS vs 32 TFLOPS+51%
  3. Video memory8 GB vs 16 GB2×
  4. Panel typeIPS vs OLED
  5. GPU shader cores4,608 vs 7,680+67%
  6. Weight2.24 kg vs 1.99 kg+13%
  7. Response time3 ms vs 1 ms3×
  8. RAM (base)8 GB vs 32 GB4×
  9. Max. supported RAM32 GB vs 128 GB4×
  10. Geekbench 6 multi-core16,122 vs 16,973+5%
  11. IR camera (face login)No · Legion 7i Gen 9 RTX 4070 (2024): Yes
  12. Brightness500 nits vs 600 nits+20%
Specifications

Side by side

Lenovo Legion 7i Gen 9 RTX 4070 (2024)Lenovo Legion 7i Gen 9 RTX 4070 (2024)8.9
MSI Stealth 16 AI+ B3 RTX 5080 (2026)MSI Stealth 16 AI+ B3 RTX 5080 (2026)≈ $4,2009.1
Graphics
Graphics cardGeForce RTX 4070 LaptopGeForce RTX 5080 Laptop
GPU makerNVIDIANVIDIA
GPU power (TGP)130 W125 W
Video memory8 GB16 GB
Video memory typeGDDR6GDDR7
GPU shader cores4,6087,680
GPU compute (FP32)21.2 TFLOPS32 TFLOPS
3DMark Steel Nomad Light13,01121,645
Processor
ProcessorCore i7-14700HXCore Ultra 9 386H
CPU makerIntelIntel
CPU cores2016
CPU threads2816
Max CPU clock5.5 GHz4.9 GHz
Processor optionsCore i7-14700HX, Core i9-14900HXCore Ultra 9 386H
Geekbench 6 multi-core16,12216,973
Geekbench 6 single-core2,8242,859
Cinebench 2024 multi-core1,2961,247
Display
Screen size16″16″
Resolution2560 × 16002560 × 1600
Resolution classQHD (1440p/1600p)QHD (1440p/1600p)
Refresh rate240 Hz240 Hz
Panel typeIPSOLED
Brightness500 nits600 nits
sRGB coverage100%100%
Response time3 ms1 ms
DCI-P3 coverage—100%
Pixel density189 ppi189 ppi
Aspect ratio16:1016:10
G-Sync / FreeSyncYesNo
Advanced OptimusYesNo
MUX switchYesYes
HDRYesNo
TouchscreenNoNo
Memory & storage
RAM (up to)32 GB32 GB
RAM (base)8 GB32 GB
RAM typeDDR5DDR5
RAM speed5,600 MHz7,200 MHz
Max. supported RAM32 GB128 GB
RAM slots22
Upgradable RAMYesYes
SSD (up to)4,096 GB1,000 GB
SSD (base)512 GB1,000 GB
M.2 SSD slots22
SSD interfacePCIe 4.0 x4PCIe 4.0 x4
Battery & power
Battery capacity100 Wh90 Wh
Power adapter230 W240 W
USB-C charging (Power Delivery)YesYes
USB-C charging power—100 W
Design & cooling
Weight2.24 kg1.99 kg
Thickness19.8 mm20 mm
Width357.7 mm354 mm
Depth262.5 mm246 mm
Body materialAluminiumAluminium
ColoursWhite, Black, GrayBlack
Cooling fans22
Vapor chamber coolingNoNo
Liquid metal (CPU)NoNo
Fan noise (max. load)51 dB56.7 dB
Ports & wireless
Thunderbolt / USB4Thunderbolt 4USB4
Thunderbolt or USB4YesYes
USB-C ports32
USB-A ports22
HDMIHDMI 2.1HDMI 2.1
HDMI 2.1YesYes
(Mini) DisplayPortNoNo
Ethernet—5 Gbit/s
Ethernet portYesYes
SD card readerYesNo
3.5 mm audio jackYesYes
Wi-Fi standardWi-Fi 6EWi-Fi 7
Bluetooth5.36
Keyboard & camera
Backlit keyboardYesYes
Numeric keypadYesNo
Key travel1.5 mm—
Webcam1,080p1,080p
IR camera (face login)NoYes
Fingerprint readerYesYes
Audio
Speakers2.02.2
Dolby AtmosNoNo

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