Corsair HX1200i (2025) 1200W Platinum

Corsairno compromiseall critical fields sourced

Specifications

wattage	1200	high confidence
efficiency	80plus_platinum	unsourced detail
modular	full	unsourced detail
pcie5 12vhpwr	yes	high confidence

Best for

RTX 5090-class builds — 1200W with native dual-color 12V-2x6 ($299.99)

Not ideal for

Mid-range builds (850W is cheaper and plenty)

Ecosystem fit

ATX (native)PCIe 5.0 (native)

Sources (4)

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Every product carries its receipts. Field-level sources pin individual specs; flagged fields say so instead of guessing. Last researched 2026-06-10.

primaryBest Buy — HX1200i ATX 3.1 ($299.99)retailer · high
productTom's — HX1200i ATX 3.1 reviewreview · high
pcie5_12vhpwr12V-2x6 cable, ATX 3.1/PCIe 5.1 per listingretailer · high
wattage1200W per Corsairmanufacturer · high

Scores

Overall64

Weighted blend: value 20%, confidence 20%, compatibility 15%, upgrade path 15%, audience fit 15%, use-case 15%.

Beginner Friendliness30

Mapped from upgrade tier 'no_compromise' (v1 heuristic).

Compatibility67

2 declared ecosystem fit(s).

Confidence72

4 sources (4 high-confidence); 0 field(s) flagged for verification.

Pro Readiness95

Mapped from upgrade tier 'no_compromise' (v1 heuristic).

Upgrade Path63

Tier 'no_compromise' baseline with 2 ecosystem(s) carrying into higher-tier setups.

Use-Case Fit50

Neutral v1 baseline — per-use-case editorial scoring is a later pass.

Value40

Priced in the 100th percentile of its category range.

Where to buy

List price $300

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