Lenovo Legion Pro 5 Ryzen 9 / RTX 5070 vs Lenovo Zenbook DUO UX8406CA-PS99T

Benchmark-weighted head-to-head · data updated 2026-09-10

Winner: Lenovo Legion Pro 5 Ryzen 9 / RTX 5070

Lenovo Legion Pro 5 Ryzen 9 / RTX 5070 takes 11 weighted points vs 2, winning on CPU Benchmark, RAM, Storage. The Lenovo Zenbook DUO UX8406CA-PS99T counters in a higher tier — worth it if its strengths match your needs.

Winner
Best Value

Lenovo Legion Pro 5 Ryzen 9 / RTX 5070

AMD Ryzen 9 9955HX · NVIDIA RTX 5070

Under $3000
5 (6)
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VS

Lenovo Zenbook DUO UX8406CA-PS99T

Intel Core Ultra 9 285H · Integrated (Intel iGPU)

Under $2500
4.4 (108)
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Use-Case Scores

CategoryLegion Pro 5 Ryzen 9 / RTX 5070Zenbook DUO UX8406CA-PS99T
Gaming7.5/104/10
Productivity6.6/105.9/10
Programming7.7/105.4/10
Engineering / 3D8.1/104.8/10
Student5.5/105.7/10
Travel / Portability4.1/106.7/10
AI Workloads8.4/104.7/10
Value for Money9.7/105.4/10

Detailed Specification Comparison

SpecLegion Pro 5 Ryzen 9 / RTX 5070Zenbook DUO UX8406CA-PS99T
CPUAMD Ryzen 9 9955HXIntel Core Ultra 9 285H
PassMark Score55,70833,772
CPU Cores166P+10E
GPUNVIDIA RTX 5070Integrated (Intel iGPU)
G3DMark Score20,472—
RAM64 GB DDR532 GB DDR5
RAM UpgradeableYesNo (soldered)
Storage2 TBSSD1 TBSSD
Display16″ IPSDual 14″ IPS
Resolution2560x16002880x1800
Refresh Rate165 Hz120 Hz
Pixel Density189 PPI— PPI
TouchscreenNoYes
Weightnull lbs3.64 lbs
Thicknessnull″0.57″
Amazon Rating5 ★ (6)4.4 ★ (108)
Value Score9.7/105.4/10

CPU Comparison

The Lenovo Legion Pro 5 Ryzen 9 / RTX 5070's AMD Ryzen 9 9955HX is ~65% faster in multi-threaded PassMark (55,708 vs 33,772). A generational gap you will feel in exports, compiles and heavy multitasking.

GPU & Gaming

Only the Lenovo Legion Pro 5 Ryzen 9 / RTX 5070 has a dedicated GPU (RTX 5070, 20,472 G3DMark) — it wins gaming outright.

Productivity & Battery

Office scores: 6.6/10 vs 5.9/10. Battery isn't in our dataset, but the iGPU-only Lenovo Zenbook DUO UX8406CA-PS99T will typically outlast the Lenovo Legion Pro 5 Ryzen 9 / RTX 5070 unplugged.

Display

Legion Pro 5 Ryzen 9 / RTX 5070: 16″ IPS 2560x1600 @ 165 Hz. Zenbook DUO UX8406CA-PS99T: Dual 14″ IPS 2880x1800 @ 120 Hz. The Lenovo Legion Pro 5 Ryzen 9 / RTX 5070's higher refresh rate wins for motion clarity.

RAM, Storage & Upgradeability

Legion Pro 5 Ryzen 9 / RTX 5070: 64 GB DDR5 (upgradeable) + 2 TBSSD. Zenbook DUO UX8406CA-PS99T: 32 GB DDR5 (soldered) + 1 TBSSD. The Lenovo Legion Pro 5 Ryzen 9 / RTX 5070's socketed RAM is a longevity advantage.

Build & Portability

null lbs / null″ vs 3.64 lbs / 0.57″. The Lenovo Zenbook DUO UX8406CA-PS99T is 3.6 lbs lighter — significant for daily carry. Travel scores: 4.1 vs 6.7.

Value

Value scores land 9.7/10 vs 5.4/10. The Lenovo Legion Pro 5 Ryzen 9 / RTX 5070 extracts more performance per dollar.

Final Verdict

Buy the Lenovo Legion Pro 5 Ryzen 9 / RTX 5070 — it wins the weighted spec battle. Choose the Lenovo Zenbook DUO UX8406CA-PS99T only if portability matter more to you.

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