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Noctua NH-D15 — Air tower
Noctua

Noctua NH-D15

Air tower

93
/ 100
From $109
VS
Noctua NH-D15 wins by 3
Corsair H170i Elite LCD XT — 420 AIO
Corsair

Corsair H170i Elite LCD XT

420 AIO

90
/ 100
From $349
Specdex verdict

Noctua NH-D15 takes it — here’s why.

In our weighted Specdex score, Noctua NH-D15 lands at 93 and Corsair H170i Elite LCD XT at 90. That puts Noctua NH-D15 ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Noctua NH-D15 if…

  • ✓Multi-socket bracket support
  • ✓Quiet fans at idle
  • ✓Strong TDP rating

Pick Corsair H170i Elite LCD XT if…

  • ✓Multi-socket bracket support
  • ✓Quiet fans at idle
  • ✓Strong TDP rating
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Thermals

Noctua NH-D15

Compared on the thermals sub-score

Noctua NH-D15 leads on thermals (93 vs 90).

Install

Tie

Compared on the install sub-score

Effectively tied — neither pulls a 2-point weighted lead.

Noise

Noctua NH-D15

Compared on the noise sub-score

Noctua NH-D15 leads on noise (89 vs 86).

Value for money

Noctua NH-D15

Specdex score per dollar at MSRP

Noctua NH-D15 more score per dollar ($109 vs $349).

Noctua NH-D15 93
vs
90 Corsair H170i Elite LCD XT

Score breakdown

Noctua NH-D15
93
thermals 93
noise 89
install 88
value 86
Corsair H170i Elite LCD XT
90
thermals 90
noise 86
install 88
value 86

Specs side-by-side

Noctua NH-D15 versus Corsair H170i Elite LCD XT — full spec comparison
Spec Noctua NH-D15 Corsair H170i Elite LCD XT
Type
Air tower
420 AIO

Noctua NH-D15

Pros
  • +Multi-socket bracket support
  • +Quiet fans at idle
  • +Strong TDP rating
Cons
  • −Height may conflict with RAM heatspreaders
  • −AIO pump noise varies
  • −Installation requires motherboard-off

Corsair H170i Elite LCD XT

Pros
  • +Multi-socket bracket support
  • +Quiet fans at idle
  • +Strong TDP rating
Cons
  • −Height may conflict with RAM heatspreaders
  • −AIO pump noise varies
  • −Installation requires motherboard-off

FAQ: Noctua NH-D15 vs Corsair H170i Elite LCD XT

Which is better, Noctua NH-D15 or Corsair H170i Elite LCD XT? +

Noctua NH-D15 scores 93 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Noctua NH-D15 worth the price? +

At $109, Noctua NH-D15 delivers a Specdex score of 93 — strongest in thermals.

Is Corsair H170i Elite LCD XT worth the price? +

At $349, Corsair H170i Elite LCD XT delivers a Specdex score of 90 — strongest in thermals.

Does Noctua NH-D15 or Corsair H170i Elite LCD XT last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for thermals, Noctua NH-D15 or Corsair H170i Elite LCD XT? +

Noctua NH-D15 — leads on thermals (93 vs 90). Compared on the thermals sub-score.

Which is better for noise, Noctua NH-D15 or Corsair H170i Elite LCD XT? +

Noctua NH-D15 — leads on noise (89 vs 86). Compared on the noise sub-score.