Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF) / ASUS ROG Strix G18 (2024) G814JIR-N6074X

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.

ASUS ROG Strix G18 (2024) G814JIR-N6074X: G814JIR-N6074X: Core i9-14900HX, RTX 4070 Laptop GPU 8 GB (140 W = 115 W + 25 W Dynamic Boost), 2 × 16 GB DDR5-5600 SO-DIMM, 2 TB SSD, 18-inch 240 Hz IPS-level display, Windows 11 Pro. The G814JVR (RTX 4060) and G814JZR (RTX 4080) are separate SKUs in the same chassis; the 2023 G814JI and the 2025 Strix G18 are separate generations.

Specification	Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF)	ASUS ROG Strix G18 (2024) G814JIR-N6074X
Release year	2025	2024
Processor	Intel 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	Intel Core i9-14900HX: 24 cores, 32 threads, 2.2 GHz base, up to 5.8 GHz, 36 MB cache ASUS
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	NVIDIA GeForce RTX 4070 Laptop GPU, 8 GB GDDR6; ROG Boost 2225 MHz at 140 W (115 W + 25 W Dynamic Boost) 140 W is the top of NVIDIA’s allowed power range for the RTX 4070 Laptop GPU; the 25 W Dynamic Boost share moves to the GPU when CPU load is low. The GPU is soldered to the board. ASUS
Display	15.1-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	18-inch ROG Nebula, 2560 × 1600 (16:10), IPS-level, 240 Hz, 3 ms; 100% DCI-P3; G-Sync; Pantone Validated; anti-glare 240 Hz shows motion more smoothly and with less blur in fast games; G-Sync matches the refresh to the frame rate to reduce tearing. ASUS
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	32 GB (2 × 16 GB DDR5-5600 SO-DIMM); 2 SO-DIMM slots, dual channel Because both slots are filled, upgrading means replacing the installed modules; memory speed depends on the processor’s support. ASUS
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	2 TB PCIe 4.0 NVMe M.2 SSD; 2 M.2 PCIe slots in total (including the one in use) ASUS
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	1 × Thunderbolt 4 (40 Gb/s, DisplayPort); 1 × USB 3.2 Gen 2 Type-C (DisplayPort, charging, G-SYNC); 2 × USB 3.2 Gen 2 Type-A; HDMI 2.1 FRL; RJ45 LAN; 3.5 mm combo audio USB-C charging is supported only on the USB 3.2 Gen 2 port; the Thunderbolt 4 port does not take charge. There is no SD card reader. ASUS
Wireless	Wi-Fi 7 (802.11be) 2 × 2, Bluetooth 5.4 Lenovo	Wi‑Fi 6E (802.11ax, tri-band) 2×2 ASUS
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	90 Wh, 4-cell lithium-ion; 280 W adapter with round (ø6.0) plug; a 100 W USB-C adapter is also listed Which adapter is in the box varies by country. Performance is limited when charging over USB-C. ASUS
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	39.9 × 29.4 × 2.31–3.08 cm; 3.00 kg ASUS
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	—
MUX and graphics switching	—	MUX Switch + NVIDIA Advanced Optimus The MUX switch connects the display directly to the NVIDIA GPU; Advanced Optimus switches without a restart. ASUS
Keyboard, camera and lighting	—	Per-key RGB backlit keyboard (with number pad); 720p HD camera; Aura Sync light bar The camera has no IR sensor for Windows Hello face recognition. ASUS
Audio	—	2 speakers with Smart Amp; Dolby Atmos; Hi-Res (headphones); microphone array with AI noise cancelling ASUS
Operating system and security	—	Windows 11 Pro; firmware TPM; BIOS administrator and user passwords ASUS