Skip to content
Specdex
Compare now
be quiet! Pure Rock 2 FX — Air tower
be quiet!

be quiet! Pure Rock 2 FX

Air tower

82
/ 100
From $59
VS
Noctua NH-D15 wins by 11
Noctua NH-D15 — Air tower
Noctua

Noctua NH-D15

Air tower

93
/ 100
From $109
Specdex verdict

Noctua NH-D15 takes it — here’s why.

In our weighted Specdex score, be quiet! Pure Rock 2 FX lands at 82 and Noctua NH-D15 at 93. That puts Noctua NH-D15 ahead by 11 points — a decisive margin driven mostly by its strengths in the categories below.

Pick be quiet! Pure Rock 2 FX if…

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

Pick Noctua NH-D15 if…

  • ✓Multi-socket bracket support
  • ✓Quiet fans at idle
  • ✓Strong TDP rating
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

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

Install

Tie

Compared on the install sub-score

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

Thermals

Noctua NH-D15

Compared on the thermals sub-score

Noctua NH-D15 leads on thermals (93 vs 82).

Noise

Noctua NH-D15

Compared on the noise sub-score

Noctua NH-D15 leads on noise (89 vs 78).

Value for money

be quiet! Pure Rock 2 FX

Specdex score per dollar at MSRP

be quiet! Pure Rock 2 FX more score per dollar ($59 vs $109).

be quiet! Pure Rock 2 FX 82
vs
93 Noctua NH-D15

Score breakdown

be quiet! Pure Rock 2 FX
82
thermals 82
noise 78
install 88
value 86
Noctua NH-D15
93
thermals 93
noise 89
install 88
value 86

Specs side-by-side

be quiet! Pure Rock 2 FX versus Noctua NH-D15 — full spec comparison
Spec be quiet! Pure Rock 2 FX Noctua NH-D15
Type
Air tower
Air tower

be quiet! Pure Rock 2 FX

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

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

FAQ: be quiet! Pure Rock 2 FX vs Noctua NH-D15

Which is better, be quiet! Pure Rock 2 FX or Noctua NH-D15? +

Noctua NH-D15 scores 93 on our weighted rubric — ahead by 11. Your best pick depends on the sub-scores above.

Is be quiet! Pure Rock 2 FX worth the price? +

At $59, be quiet! Pure Rock 2 FX delivers a Specdex score of 82 — strongest in install.

Is Noctua NH-D15 worth the price? +

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

Does be quiet! Pure Rock 2 FX or Noctua NH-D15 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, be quiet! Pure Rock 2 FX or Noctua NH-D15? +

Noctua NH-D15 — leads on thermals (93 vs 82). Compared on the thermals sub-score.

Which is better for noise, be quiet! Pure Rock 2 FX or Noctua NH-D15? +

Noctua NH-D15 — leads on noise (89 vs 78). Compared on the noise sub-score.