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  3. m18 R2 RTX 4080 (2024) vs Stealth 18 HX AI A2XW RTX 5080 (2025)

Alienware m18 R2 RTX 4080 (2024) vs MSI Stealth 18 HX AI A2XW RTX 5080 (2025)

What m18 R2 RTX 4080 (2024) does better (10) and where Stealth 18 HX AI A2XW RTX 5080 (2025) wins (14) — every spec side by side.

Alienware m18 R2 RTX 4080 (2024)
Alienware · 2024m18 R2 RTX 4080 (2024)
6.7Score
10 advantages≈ $4,000
vs
MSI Stealth 18 HX AI A2XW RTX 5080 (2025)
MSI · 2025Stealth 18 HX AI A2XW RTX 5080 (2025)
8.3Score
14 advantages≈ $4,900
Higher score
6.2Graphics7.2
4.7Overall performance8.0
5.2Display3.6
7.7Memory & storage4.6
4.5Battery & portability9.6
8.6Features & cooling5.8
Dimensions

Size comparison

m18 R2 RTX 4080 (2024)Stealth 18 HX AI A2XW RTX 5080 (2025)
410.3 × 319.925.1400 × 29024
m18 R2 RTX 4080 (2024)Stealth 18 HX AI A2XW RTX 5080 (2025)Difference
Depth319.9 mm290 mm+29.9 mm
Width410.3 mm400 mm+10.3 mm
Thickness25.1 mm24 mm+1.1 mm
Weight4.2 kg2.9 kg+1.3 kg

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

Why is m18 R2 RTX 4080 (2024) better than Stealth 18 HX AI A2XW RTX 5080 (2025)?

  1. Refresh rate480 Hz vs 144 Hz3.3×
  2. SSD (up to)8,192 GB vs 2,000 GB4.1×
  3. G-Sync / FreeSyncYes · Stealth 18 HX AI A2XW RTX 5080 (2025): No
  4. M.2 SSD slots4 vs 22×
  5. Cooling fans4 vs 22×
  6. Liquid metal (CPU)Yes · Stealth 18 HX AI A2XW RTX 5080 (2025): No
  7. Dolby AtmosYes · Stealth 18 HX AI A2XW RTX 5080 (2025): No
  8. USB-C ports3 vs 2+50%
  9. USB-A ports3 vs 2+50%
  10. Fan noise (max. load)56.6 dB vs 63 dB+11%

Why is Stealth 18 HX AI A2XW RTX 5080 (2025) better than m18 R2 RTX 4080 (2024)?

  1. Resolution classFull HD (1080p/1200p) vs 4K (2160p/2400p)
  2. Weight4.23 kg vs 2.89 kg+46%
  3. 3DMark Steel Nomad Light21,128 vs 26,447+25%
  4. Battery capacity97 Wh vs 100 Wh+3%
  5. CPU cores16 vs 24+50%
  6. GPU compute (FP32)37.6 TFLOPS vs 42 TFLOPS+12%
  7. RAM (base)8 GB vs 64 GB8×
  8. SSD (base)512 GB vs 2,000 GB3.9×
  9. Video memory12 GB vs 16 GB+33%
  10. Max. supported RAM64 GB vs 128 GB2×
  11. Thickness25.1 mm vs 24 mm+5%
  12. GPU shader cores7,424 vs 7,680+3%
Specifications

Side by side

Alienware m18 R2 RTX 4080 (2024)Alienware m18 R2 RTX 4080 (2024)≈ $4,0006.7
MSI Stealth 18 HX AI A2XW RTX 5080 (2025)MSI Stealth 18 HX AI A2XW RTX 5080 (2025)≈ $4,9008.3
Graphics
Graphics cardGeForce RTX 4080 LaptopGeForce RTX 5080 Laptop
GPU makerNVIDIANVIDIA
GPU power (TGP)175 W175 W
Video memory12 GB16 GB
Video memory typeGDDR6GDDR7
GPU shader cores7,4247,680
GPU compute (FP32)37.6 TFLOPS42 TFLOPS
3DMark Steel Nomad Light21,12826,447
Processor
ProcessorCore i7-14650HXCore Ultra 9 275HX
CPU makerIntelIntel
CPU cores1624
CPU threads24—
Max CPU clock5.2 GHz5.4 GHz
Processor optionsCore i7-14650HX, Core i7-14700HX, Core i9-14900HXCore Ultra 7 255HX, Core Ultra 7 265HX, Core Ultra 9 275HX, Core Ultra 9 290HX Plus
Geekbench 6 multi-core16,247—
Geekbench 6 single-core2,762—
Cinebench 2024 multi-core1,062—
Display
Screen size18″18″
Resolution1920 × 12003840 × 2400
Resolution classFull HD (1080p/1200p)4K (2160p/2400p)
Refresh rate480 Hz144 Hz
Panel typeIPSIPS
Brightness300 nits—
Response time3 ms—
Pixel density126 ppi126 ppi
Aspect ratio16:1016:10
G-Sync / FreeSyncYesNo
Advanced OptimusNoNo
MUX switchYesYes
HDRNoNo
TouchscreenNoNo
Memory & storage
RAM (up to)64 GB64 GB
RAM (base)8 GB64 GB
RAM typeDDR5DDR5
RAM speed5,600 MHz6,400 MHz
Max. supported RAM64 GB128 GB
RAM slots22
Upgradable RAMYesYes
SSD (up to)8,192 GB2,000 GB
SSD (base)512 GB2,000 GB
M.2 SSD slots42
SSD interfacePCIe 4.0 x4PCIe 4.0 x4
Battery & power
Battery capacity97 Wh100 Wh
Power adapter360 W280 W
USB-C charging (Power Delivery)YesYes
USB-C charging power—140 W
Design & cooling
Weight4.23 kg2.89 kg
Thickness25.1 mm24 mm
Width410.3 mm400 mm
Depth319.9 mm290 mm
Body materialAluminiumAluminium
ColoursBlackBlack
Cooling fans42
Vapor chamber cooling—Yes
Liquid metal (CPU)YesNo
Fan noise (max. load)56.6 dB63 dB
Ports & wireless
Thunderbolt / USB4Thunderbolt 4Thunderbolt 4
Thunderbolt or USB4YesYes
USB-C ports32
USB-A ports32
HDMIHDMI 2.1HDMI 2.1
HDMI 2.1YesYes
(Mini) DisplayPortNoNo
Ethernet—5 Gbit/s
Ethernet portYesYes
SD card readerYesYes
3.5 mm audio jackYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
Keyboard & camera
Backlit keyboardYesYes
Numeric keypadYesYes
Key travel1.8 mm—
Webcam1,080p1,080p
IR camera (face login)YesYes
Fingerprint readerNoYes
Audio
Speakers2.06 speakers
Dolby AtmosYesNo

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