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Aero X16 RTX 5090 (2026) vs Stealth 16 AI+ B3 RTX 5080 (2026)

Gigabyte Aero X16 RTX 5090 (2026) vs MSI Stealth 16 AI+ B3 RTX 5080 (2026)

What Aero X16 RTX 5090 (2026) does better (13) and where Stealth 16 AI+ B3 RTX 5080 (2026) wins (14) — every spec side by side.

Gigabyte · 2026Aero X16 RTX 5090 (2026)

9.1Score

13 advantages

Higher score

MSI · 2026Stealth 16 AI+ B3 RTX 5080 (2026)

9.0Score

14 advantages≈ $4,100

9.7Graphics9.5

9.8Overall performance9.4

5.7Display9.0

8.1Memory & storage5.0

4.5Battery & portability5.0

6.4Features & cooling6.1

Dimensions

Size comparison

Aero X16 RTX 5090 (2026)Stealth 16 AI+ B3 RTX 5080 (2026)

	Aero X16 RTX 5090 (2026)	Stealth 16 AI+ B3 RTX 5080 (2026)	Difference
Depth	250.7 mm	246 mm	+4.7 mm
Width	355 mm	354 mm	+1 mm
Thickness	20 mm	20 mm	=
Weight	1.9 kg	2 kg	−0.1 kg

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

Why is Aero X16 RTX 5090 (2026) better than Stealth 16 AI+ B3 RTX 5080 (2026)?

RAM (up to)64 GB vs 32 GB2×
SSD (up to)2,048 GB vs 1,000 GB2×
Video memory24 GB vs 16 GB+50%
Weight1.9 kg vs 1.99 kg+5%
GPU shader cores10,496 vs 7,680+37%
Cinebench 2024 multi-core1,639 vs 1,247+31%
CPU cores20 vs 16+25%
G-Sync / FreeSyncYes · Stealth 16 AI+ B3 RTX 5080 (2026): No
Dolby AtmosYes · Stealth 16 AI+ B3 RTX 5080 (2026): No
USB-A ports3 vs 2+50%
CPU threads20 vs 16+25%
Max CPU clock5.3 GHz vs 4.9 GHz+8%

Why is Stealth 16 AI+ B3 RTX 5080 (2026) better than Aero X16 RTX 5090 (2026)?

Resolution classFull HD (1080p/1200p) vs QHD (1440p/1600p)
Panel typeIPS vs OLED
Refresh rate165 Hz vs 240 Hz+45%
Battery capacity83 Wh vs 90 Wh+8%
Brightness400 nits vs 600 nits+50%
Geekbench 6 multi-core16,148 vs 16,973+5%
RAM (base)16 GB vs 32 GB2×
Max. supported RAM64 GB vs 128 GB2×
USB-C ports1 vs 22×
SSD (base)512 GB vs 1,000 GB+95%
Wi-Fi standardWi-Fi 6E vs Wi-Fi 7+8%
Pixel density142 ppi vs 189 ppi+33%

Specifications

Side by side

Only differences	Gigabyte Aero X16 RTX 5090 (2026)9.1	MSI Stealth 16 AI+ B3 RTX 5080 (2026)≈ $4,1009.0
Graphics
Graphics card	GeForce RTX 5090 Laptop	GeForce RTX 5080 Laptop
GPU maker	NVIDIA	NVIDIA
GPU power (TGP)	—	125 W
Video memory	24 GB	16 GB
Video memory type	GDDR7	GDDR7
GPU shader cores	10,496	7,680
GPU compute (FP32)	31.8 TFLOPS	32 TFLOPS
3DMark Steel Nomad Light	21,690	21,645
Processor
Processor	Core Ultra 7 270HX Plus	Core Ultra 9 386H
CPU maker	Intel	Intel
CPU cores	20	16
CPU threads	20	16
Max CPU clock	5.3 GHz	4.9 GHz
Processor options	Ryzen AI 7 450, Core Ultra 7 270HX Plus, Ryzen AI 9 465, Core Ultra 9 290HX Plus, Ryzen AI 9 HX 470, Ryzen AI 9 HX 475	Core Ultra 9 386H
Geekbench 6 multi-core	16,148	16,973
Geekbench 6 single-core	3,036	2,859
Cinebench 2024 multi-core	1,639	1,247
Display
Screen size	16″	16″
Resolution	1920 × 1200	2560 × 1600
Resolution class	Full HD (1080p/1200p)	QHD (1440p/1600p)
Refresh rate	165 Hz	240 Hz
Panel type	IPS	OLED
Brightness	400 nits	600 nits
sRGB coverage	—	100%
Response time	1 ms	1 ms
DCI-P3 coverage	100%	100%
Pixel density	142 ppi	189 ppi
Aspect ratio	16:10	16:10
G-Sync / FreeSync	Yes	No
Advanced Optimus	No	No
MUX switch	Yes	Yes
HDR	No	No
Touchscreen	No	No
Memory & storage
RAM (up to)	64 GB	32 GB
RAM (base)	16 GB	32 GB
RAM type	DDR5	DDR5
RAM speed	5,600 MHz	7,200 MHz
Max. supported RAM	64 GB	128 GB
RAM slots	2	2
Upgradable RAM	Yes	Yes
SSD (up to)	2,048 GB	1,000 GB
SSD (base)	512 GB	1,000 GB
M.2 SSD slots	2	2
SSD interface	PCIe 5.0 x4	PCIe 4.0 x4
Battery & power
Battery capacity	83 Wh	90 Wh
Power adapter	150 W	240 W
USB-C charging (Power Delivery)	Yes	Yes
USB-C charging power	—	100 W
Design & cooling
Weight	1.9 kg	1.99 kg
Thickness	20 mm	20 mm
Width	355 mm	354 mm
Depth	250.7 mm	246 mm
Body material	Aluminium, Plastic	Aluminium
Colours	White, Gray	Black
Cooling fans	2	2
Vapor chamber cooling	—	No
Liquid metal (CPU)	No	No
Fan noise (max. load)	—	56.7 dB
Ports & wireless
Thunderbolt / USB4	USB4	USB4
Thunderbolt or USB4	Yes	Yes
USB-C ports	1	2
USB-A ports	3	2
HDMI	HDMI 2.1	HDMI 2.1
HDMI 2.1	Yes	Yes
(Mini) DisplayPort	Yes	No
Ethernet	—	5 Gbit/s
Ethernet port	Yes	Yes
SD card reader	No	No
3.5 mm audio jack	Yes	Yes
Wi-Fi standard	Wi-Fi 6E	Wi-Fi 7
Bluetooth	5.3	6
Keyboard & camera
Backlit keyboard	Yes	Yes
Numeric keypad	No	No
Key travel	1.7 mm	—
Webcam	1,080p	1,080p
IR camera (face login)	Yes	Yes
Fingerprint reader	No	Yes
Audio
Speakers	2.0	2.2
Dolby Atmos	Yes	No