Razer Blade 16 (2026) / Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF)

Razer Blade 16 (2026): RZ09-0581; black; RTX 50 configurations

Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF): 83F00012CF: Intel Core Ultra 7 255HX, GeForce RTX 5050 Laptop GPU 8 GB (115 W), 1 × 16 GB DDR5-5600, 1 TB SSD, 15.1-inch 2560 × 1600 OLED 165 Hz, Eclipse Black, French/English keyboard. 15IAX10 configurations with the RTX 5060/5070 and the Legion 5i 15IRX10 with Core i7-13650HX/14700HX are separate models.

SpecificationRazer Blade 16 (2026)Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF)
Release year20262025
ModelRZ09-0581 Razer—
ProcessorCore Ultra 9 386H; 16 cores / 16 threads RazerIntel Core Ultra 7 255HX; 20 cores (8 performance + 12 efficiency), 20 threads, up to 5.2 GHz, 30 MB Intel Smart Cache

The Intel AI Boost NPU, rated at up to 13 TOPS, is built into the processor.

Lenovo
GPU optionsRTX 5070 Ti 12 GB / 5080 16 GB / 5090 24 GB

These are separate configurations.

Razer		—
Memory options32 or 64 GB LPDDR5X-9600; soldered Razer—
SSD options1 or 2 TB PCIe 4.0 NVMe Razer—
SSD slots2 × M.2 NVMe 2280, including occupied slots Razer—
Display16-inch OLED; 2560 × 1600; 16:10 Razer15.1-inch WQXGA (2560 × 1600) OLED; 165 Hz, 500 nits typical / 1000 nits peak, 100% DCI-P3, glossy surface, DisplayHDR True Black 600, Dolby Vision

DisplayHDR True Black 600 is the VESA tier verifying 600-nit peak brightness and very low black level on OLED panels. The panel is factory colour-calibrated and TÜV-certified for low blue light and flicker-free operation; it is not a touchscreen. The platform sheet does not list G-SYNC for this panel.

Lenovo
CoolingVapour chamber Razer—
USB-CThunderbolt 5 + Thunderbolt 4

Manual: USB PD 3.0 20 V / up to 100 W.

Razer		—
Other ports3 × USB-A Gen2; HDMI 2.1; UHS-II SD; 3.5 mm Razer—
WirelessWi-Fi 7; Bluetooth 6.0 RazerWi-Fi 7 (802.11be) 2 × 2, Bluetooth 5.4 Lenovo
Camera1080p; Windows Hello IR Razer—
KeyboardPer-key RGB; 1.5 mm travel Razer—
Audio6 speakers; dual microphones Razer—
Battery90 Wh Razer—
WeightApproximately 2.14 kg Razer—
Graphics—NVIDIA GeForce RTX 5050 Laptop GPU, 8 GB GDDR7; 2662 MHz boost, 115 W TGP, 440 AI TOPS

115 W TGP is among the higher power limits used for this GPU in laptops; the same RTX 5050 runs at lower power in thinner chassis. The graphics chip is soldered. Lenovo also offers the RTX 5060 and 5070 Laptop GPU in this chassis at 115 W.

Lenovo
Memory—16 GB (1 × 16 GB) DDR5-5600 SO-DIMM; 2 slots, dual-channel capable

With one module fitted at the factory, memory runs in single channel; adding a matching module to the free slot enables dual channel. The highest capacity Lenovo has tested is 32 GB.

Lenovo
Storage—1 TB M.2 2242 PCIe 4.0 x4 NVMe SSD; 2 × M.2 2280 PCIe 4.0 x4 slots

A second SSD can be fitted in the free M.2 slot.

Lenovo
Ports—1 × Thunderbolt 4 / USB4 40 Gbps USB-C (DisplayPort 2.1), 1 × USB-C 10 Gbps (USB PD 95–100 W, DisplayPort 2.1), 3 × USB-A 5 Gbps (one always on), 1 × HDMI 2.1 (up to 8K 60 Hz), 1 × RJ-45 gigabit Ethernet, 3.5 mm headset jack, slim-tip power input

USB-C charging works only through the 10 Gbps port; the Thunderbolt 4 port does not accept power. Up to 3 external displays are supported alongside the built-in panel: HDMI up to 8K 60 Hz, USB-C up to 5K 60 Hz. There is no SD card reader.

Lenovo
Battery and power—80 Wh lithium-ion; 245 W slim-tip adapter, Super Rapid Charge

Lenovo rates battery life at 4.4 hours in MobileMark 30 and 10.8 hours in local 1080p video playback. Super Rapid Charge goes from 0 to 30% in 10 minutes and to 70% in 30 minutes; the battery must be at least 10 °C while charging.

Lenovo
Keyboard and touchpad—24-zone RGB backlit keyboard (French/English); 75 × 120 mm buttonless Mylar-surface touchpad Lenovo
Audio, camera and security—2 × 2 W HARMAN speakers, Nahimic Audio; 5 MP camera with e-shutter; firmware TPM 2.0

This model has no IR camera or fingerprint reader, so Windows Hello biometric sign-in is not supported.

Lenovo
Chassis—Eclipse Black; aluminium lid (sandblasted anodised), PC-ABS plastic bottom Lenovo
Operating system—Windows 11 Home (French/English) Lenovo
Size and weight—344.9 × 255.35 × 19.95–21.54 mm; from 1.9 kg Lenovo
Certifications and warranty—ENERGY STAR 9.0, EPEAT Gold; 1-year courier or carry-in warranty on the Canadian model

Warranty length varies by country.

Lenovo