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Aorus Master 18 RTX 5090 (2025) vs Legion 9 18 G10 RTX 5080 (2025)

Gigabyte Aorus Master 18 RTX 5090 (2025) vs Lenovo Legion 9 18 G10 RTX 5080 (2025)

What Aorus Master 18 RTX 5090 (2025) does better (16) and where Legion 9 18 G10 RTX 5080 (2025) wins (10) — every spec side by side.

Gigabyte · 2025Aorus Master 18 RTX 5090 (2025)

9.6Score

16 advantages≈ $5,400

Higher score

Lenovo · 2025Legion 9 18 G10 RTX 5080 (2025)

8.9Score

10 advantages≈ $6,600

9.8Graphics7.2

9.3Overall performance7.8

8.8Display8.5

9.2Memory & storage5.9

6.3Battery & portability7.9

9.5Features & cooling9.0

Dimensions

Size comparison

Aorus Master 18 RTX 5090 (2025)Legion 9 18 G10 RTX 5080 (2025)

	Aorus Master 18 RTX 5090 (2025)	Legion 9 18 G10 RTX 5080 (2025)	Difference
Depth	287 mm	297 mm	−10 mm
Width	401 mm	403 mm	−2 mm
Thickness	30 mm	28 mm	+2 mm
Weight	3.5 kg	3.5 kg	=

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

Why is Aorus Master 18 RTX 5090 (2025) better than Legion 9 18 G10 RTX 5080 (2025)?

RAM (up to)192 GB vs 64 GB3×
SSD (up to)8,000 GB vs 2,000 GB4×
Brightness1,200 nits vs 540 nits2.2×
Panel typeMini-LED vs IPS
3DMark Steel Nomad Light32,908 vs 26,314+25%
GPU compute (FP32)51.4 TFLOPS vs 42 TFLOPS+22%
Video memory24 GB vs 16 GB+50%
GPU shader cores10,496 vs 7,680+37%
Advanced OptimusYes · Legion 9 18 G10 RTX 5080 (2025): No
SSD (base)4,000 GB vs 2,000 GB2×
Dolby AtmosYes · Legion 9 18 G10 RTX 5080 (2025): No
Cinebench 2024 multi-core2,132 vs 2,079+3%

Why is Legion 9 18 G10 RTX 5080 (2025) better than Aorus Master 18 RTX 5090 (2025)?

Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
Liquid metal (CPU)No · Aorus Master 18 RTX 5090 (2025): Yes
Thickness30 mm vs 28 mm+7%
Response time5 ms vs 3 ms+67%
Pixel density168 ppi vs 252 ppi+50%
Max. supported RAM128 GB vs 192 GB+50%
USB-C ports2 vs 3+50%
M.2 SSD slots3 vs 4+33%
Webcam1,080p vs 1,440p+33%
RAM speed4,800 MHz vs 5,600 MHz+17%

Specifications

Side by side

Only differences	Gigabyte Aorus Master 18 RTX 5090 (2025)≈ $5,4009.6	Lenovo Legion 9 18 G10 RTX 5080 (2025)≈ $6,6008.9
Graphics
Graphics card	GeForce RTX 5090 Laptop	GeForce RTX 5080 Laptop
GPU maker	NVIDIA	NVIDIA
GPU power (TGP)	175 W	175 W
Video memory	24 GB	16 GB
Video memory type	GDDR7	GDDR7
GPU shader cores	10,496	7,680
GPU compute (FP32)	51.4 TFLOPS	42 TFLOPS
3DMark Steel Nomad Light	32,908	26,314
Processor
Processor	Core Ultra 9 275HX	Core Ultra 9 275HX
CPU maker	Intel	Intel
CPU cores	24	24
CPU threads	24	24
Max CPU clock	5.4 GHz	5.4 GHz
Processor options	Core Ultra 9 275HX	Core Ultra 9 275HX, Core Ultra 9 290HX Plus
Geekbench 6 multi-core	22,441	22,129
Geekbench 6 single-core	3,342	3,236
Cinebench 2024 multi-core	2,132	2,079
Display
Screen size	18″	18″
Resolution	2560 × 1600	3840 × 2400
Resolution class	QHD (1440p/1600p)	4K (2160p/2400p)
Refresh rate	240 Hz	240 Hz
Panel type	Mini-LED	IPS
Brightness	1,200 nits	540 nits
sRGB coverage	100%	100%
Response time	5 ms	3 ms
DCI-P3 coverage	100%	89%
Pixel density	168 ppi	252 ppi
Aspect ratio	16:10	16:10
G-Sync / FreeSync	Yes	Yes
Advanced Optimus	Yes	No
MUX switch	Yes	Yes
HDR	Yes	Yes
Touchscreen	No	No
Memory & storage
RAM (up to)	192 GB	64 GB
RAM (base)	64 GB	64 GB
RAM type	DDR5	DDR5
RAM speed	4,800 MHz	5,600 MHz
Max. supported RAM	128 GB	192 GB
RAM slots	2	4
Upgradable RAM	Yes	Yes
SSD (up to)	8,000 GB	2,000 GB
SSD (base)	4,000 GB	2,000 GB
M.2 SSD slots	3	4
SSD interface	PCIe 5.0 x4	PCIe 5.0 x4
Battery & power
Battery capacity	99 Wh	100 Wh
Power adapter	400 W	400 W
USB-C charging (Power Delivery)	Yes	Yes
USB-C charging power	—	140 W
Design & cooling
Weight	3.5 kg	3.5 kg
Thickness	30 mm	28 mm
Width	401 mm	403 mm
Depth	287 mm	297 mm
Body material	Plastic	Aluminium
Colours	Grey	Black
Cooling fans	4	4
Vapor chamber cooling	Yes	Yes
Liquid metal (CPU)	No	Yes
Fan noise (max. load)	53 dB	56 dB
Ports & wireless
Thunderbolt / USB4	Thunderbolt 4	Thunderbolt 5
Thunderbolt or USB4	Yes	Yes
USB-C ports	2	3
USB-A ports	3	3
HDMI	HDMI 2.1	HDMI 2.1
HDMI 2.1	Yes	Yes
(Mini) DisplayPort	Yes	No
Ethernet	5 Gbit/s	5 Gbit/s
Ethernet port	Yes	Yes
SD card reader	Yes	Yes
3.5 mm audio jack	Yes	Yes
Wi-Fi standard	Wi-Fi 7	Wi-Fi 7
Bluetooth	5.4	5.4
Keyboard & camera
Keyboard backlight	Single-colour RGB	—
Backlit keyboard	Yes	Yes
Numeric keypad	Yes	Yes
Key travel	1.7 mm	1.6 mm
Webcam	1,080p	1,440p
IR camera (face login)	Yes	Yes
Fingerprint reader	No	No
Audio
Speakers	2 speakers	6 speakers
Dolby Atmos	Yes	No