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Aorus Master 18 RTX 5080 (2025) vs Aorus Master 18 RTX 5090 (2025)

Gigabyte Aorus Master 18 RTX 5080 (2025) vs Gigabyte Aorus Master 18 RTX 5090 (2025)

What Aorus Master 18 RTX 5080 (2025) does better (1) and where Aorus Master 18 RTX 5090 (2025) wins (8) — every spec side by side.

Gigabyte · 2025Aorus Master 18 RTX 5080 (2025)

8.7Score

1 advantage≈ $4,300

Gigabyte Aorus Master 18 RTX 5090 (2025)

Gigabyte · 2025Aorus Master 18 RTX 5090 (2025)

9.6Score

8 advantages≈ $5,400

Higher score

8.3Graphics9.8

8.3Overall performance9.3

8.8Display8.8

4.1Memory & storage9.2

6.3Battery & portability6.3

9.5Features & cooling9.5

Dimensions

Size comparison

Aorus Master 18 RTX 5080 (2025)Aorus Master 18 RTX 5090 (2025)

	Aorus Master 18 RTX 5080 (2025)	Aorus Master 18 RTX 5090 (2025)	Difference
Depth	287 mm	287 mm	=
Width	401 mm	401 mm	=
Thickness	30 mm	30 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 5080 (2025) better than Aorus Master 18 RTX 5090 (2025)?

RAM speed5,600 MHz vs 4,800 MHz+17%

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

RAM (up to)32 GB vs 192 GB6×
SSD (up to)2,000 GB vs 8,000 GB4×
GPU compute (FP32)42 TFLOPS vs 51.4 TFLOPS+22%
3DMark Steel Nomad Light28,453 vs 32,908+16%
Video memory16 GB vs 24 GB+50%
GPU shader cores7,680 vs 10,496+37%
RAM (base)32 GB vs 64 GB2×
SSD (base)2,000 GB vs 4,000 GB2×

Specifications

Side by side

Only differences	Gigabyte Aorus Master 18 RTX 5080 (2025)≈ $4,3008.7	Gigabyte Aorus Master 18 RTX 5090 (2025)≈ $5,4009.6
Graphics
Graphics card	GeForce RTX 5080 Laptop	GeForce RTX 5090 Laptop
GPU maker	NVIDIA	NVIDIA
GPU power (TGP)	175 W	175 W
Video memory	16 GB	24 GB
Video memory type	GDDR7	GDDR7
GPU shader cores	7,680	10,496
GPU compute (FP32)	42 TFLOPS	51.4 TFLOPS
3DMark Steel Nomad Light	28,453	32,908
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
Geekbench 6 multi-core	22,441	22,441
Geekbench 6 single-core	3,342	3,342
Cinebench 2024 multi-core	2,132	2,132
Display
Screen size	18″	18″
Resolution	2560 × 1600	2560 × 1600
Resolution class	QHD (1440p/1600p)	QHD (1440p/1600p)
Refresh rate	240 Hz	240 Hz
Panel type	Mini-LED	Mini-LED
Brightness	1,200 nits	1,200 nits
sRGB coverage	100%	100%
Response time	5 ms	5 ms
DCI-P3 coverage	100%	100%
Pixel density	168 ppi	168 ppi
Aspect ratio	16:10	16:10
G-Sync / FreeSync	Yes	Yes
Advanced Optimus	Yes	Yes
MUX switch	Yes	Yes
HDR	Yes	Yes
Touchscreen	No	No
Memory & storage
RAM (up to)	32 GB	192 GB
RAM (base)	32 GB	64 GB
RAM type	DDR5	DDR5
RAM speed	5,600 MHz	4,800 MHz
Max. supported RAM	128 GB	128 GB
RAM slots	2	2
Upgradable RAM	Yes	Yes
SSD (up to)	2,000 GB	8,000 GB
SSD (base)	2,000 GB	4,000 GB
M.2 SSD slots	3	3
SSD interface	PCIe 5.0 x4	PCIe 5.0 x4
Battery & power
Battery capacity	99 Wh	99 Wh
Power adapter	400 W	400 W
USB-C charging (Power Delivery)	Yes	Yes
Design & cooling
Weight	3.5 kg	3.5 kg
Thickness	30 mm	30 mm
Width	401 mm	401 mm
Depth	287 mm	287 mm
Body material	Plastic	Plastic
Colours	Grey	Grey
Cooling fans	4	4
Vapor chamber cooling	Yes	Yes
Liquid metal (CPU)	No	No
Fan noise (max. load)	53 dB	53 dB
Ports & wireless
Thunderbolt / USB4	Thunderbolt 4	Thunderbolt 4
Thunderbolt or USB4	Yes	Yes
USB-C ports	2	2
USB-A ports	3	3
HDMI	HDMI 2.1	HDMI 2.1
HDMI 2.1	Yes	Yes
(Mini) DisplayPort	Yes	Yes
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	Single-colour RGB
Backlit keyboard	Yes	Yes
Numeric keypad	Yes	Yes
Key travel	1.7 mm	1.7 mm
Webcam	1,080p	1,080p
IR camera (face login)	Yes	Yes
Fingerprint reader	No	No
Audio
Speakers	2 speakers	2 speakers
Dolby Atmos	Yes	Yes