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Blade 18 RTX 5080 (2025) vs Blade 18 RTX 5090 (2026)

Razer Blade 18 RTX 5080 (2025) vs Razer Blade 18 RTX 5090 (2026)

What Blade 18 RTX 5080 (2025) does better (6) and where Blade 18 RTX 5090 (2026) wins (12) — every spec side by side.

Razer · 2025Blade 18 RTX 5080 (2025)

9.1Score

6 advantages

Higher score

Razer · 2026Blade 18 RTX 5090 (2026)

9.0Score

12 advantages≈ $5,800

8.0Graphics9.0

8.4Overall performance8.8

9.4Display8.9

6.4Memory & storage3.9

7.8Battery & portability8.1

7.1Features & cooling8.5

Dimensions

Size comparison

Blade 18 RTX 5080 (2025)Blade 18 RTX 5090 (2026)

	Blade 18 RTX 5080 (2025)	Blade 18 RTX 5090 (2026)	Difference
Depth	275.4 mm	275 mm	+0.4 mm
Width	400 mm	400 mm	=
Thickness	27.9 mm	29 mm	−1.1 mm
Weight	3.1 kg	3.2 kg	−0.1 kg

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

Why is Blade 18 RTX 5080 (2025) better than Blade 18 RTX 5090 (2026)?

RAM (up to)64 GB vs 32 GB2×
SSD (up to)8,192 GB vs 2,000 GB4.1×
Panel typeMini-LED vs IPS
Refresh rate300 Hz vs 240 Hz+25%
Weight3.1 kg vs 3.2 kg+3%
Thickness27.9 mm vs 29 mm+4%

Why is Blade 18 RTX 5090 (2026) better than Blade 18 RTX 5080 (2025)?

Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
Battery capacity92 Wh vs 99 Wh+8%
GPU compute (FP32)42 TFLOPS vs 51.4 TFLOPS+22%
Video memory16 GB vs 24 GB+50%
3DMark Steel Nomad Light27,655 vs 30,762+11%
GPU shader cores7,680 vs 10,496+37%
Max. supported RAM64 GB vs 128 GB2×
Brightness500 nits vs 600 nits+20%
SSD (base)1,024 GB vs 2,000 GB+95%
Pixel density168 ppi vs 252 ppi+50%
Fan noise (max. load)66.3 dB vs 55.9 dB+19%
RAM speed5,600 MHz vs 6,400 MHz+14%

Specifications

Side by side

Only differences	Razer Blade 18 RTX 5080 (2025)9.1	Razer Blade 18 RTX 5090 (2026)≈ $5,8009.0
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	27,655	30,762
Processor
Processor	Core Ultra 9 275HX	Core Ultra 9 290HX Plus
CPU maker	Intel	Intel
CPU cores	24	24
CPU threads	24	—
Max CPU clock	5.4 GHz	5.5 GHz
Processor options	Core Ultra 9 275HX	Core Ultra 9 275HX, Core Ultra 9 290HX Plus
Geekbench 6 multi-core	22,639	—
Geekbench 6 single-core	3,281	—
Cinebench 2024 multi-core	2,115	—
Display
Screen size	18″	18″
Resolution	2560 × 1600	3840 × 2400
Resolution class	QHD (1440p/1600p)	4K (2160p/2400p)
Refresh rate	300 Hz	240 Hz
Panel type	Mini-LED	IPS
Brightness	500 nits	600 nits
sRGB coverage	—	100%
Response time	—	3 ms
DCI-P3 coverage	—	100%
Pixel density	168 ppi	252 ppi
Aspect ratio	16:10	16:10
G-Sync / FreeSync	Yes	Yes
Advanced Optimus	No	No
MUX switch	Yes	Yes
HDR	—	Yes
Touchscreen	No	No
Memory & storage
RAM (up to)	64 GB	32 GB
RAM (base)	32 GB	32 GB
RAM type	DDR5	DDR5
RAM speed	5,600 MHz	6,400 MHz
Max. supported RAM	64 GB	128 GB
RAM slots	2	2
Upgradable RAM	Yes	Yes
SSD (up to)	8,192 GB	2,000 GB
SSD (base)	1,024 GB	2,000 GB
M.2 SSD slots	2	2
SSD interface	PCIe 4.0 x4	PCIe 5.0 x4
Battery & power
Battery capacity	92 Wh	99 Wh
Power adapter	330 W	400 W
USB-C charging (Power Delivery)	Yes	Yes
USB-C charging power	100 W	100 W
Design & cooling
Weight	3.1 kg	3.2 kg
Thickness	27.9 mm	29 mm
Width	400 mm	400 mm
Depth	275.4 mm	275 mm
Body material	Aluminium	Aluminium
Colours	Black	Black
Cooling fans	3	3
Vapor chamber cooling	Yes	Yes
Liquid metal (CPU)	No	No
Fan noise (max. load)	66.3 dB	55.9 dB
Ports & wireless
Thunderbolt / USB4	Thunderbolt 5	Thunderbolt 5
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	No	No
Ethernet	—	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
Backlit keyboard	Yes	Yes
Numeric keypad	Yes	Yes
Key travel	1.5 mm	1.5 mm
Webcam	1,440p	1,440p
IR camera (face login)	Yes	Yes
Fingerprint reader	No	No
Audio
Speakers	4.2	6 speakers
Dolby Atmos	No	No