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Ryzen 9 9955HX — 16C/32T · 5.4 GHz · 55 W TDP · FL1 · PassMark #215
AMD

Ryzen 9 9955HX

16C/32T · 5.4 GHz · 55 W TDP · FL1 · PassMark #215

31
/ 100
From $549
VS
Core i9-14900K wins by 58
Core i9-14900K — Raptor Lake Refresh · 24C/32T · 125 W · LGA1700
Intel

Core i9-14900K

Raptor Lake Refresh · 24C/32T · 125 W · LGA1700

89
/ 100
From $589
Specdex verdict

Core i9-14900K takes it — here’s why.

In our weighted Specdex score, Ryzen 9 9955HX lands at 31 and Core i9-14900K at 89. That puts Core i9-14900K ahead by 58 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Ryzen 9 9955HX if…

  • PassMark CPU Mark of 56,057 — solid multi-thread numbers
  • Mainstream desktop flagship core count

Pick Core i9-14900K if…

  • Strong per-core performance
  • Hybrid P/E cores (12th gen+)
  • Wide platform availability
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Winner by scenario

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

Value for money

Core i9-14900K

Specdex score per dollar at MSRP

Core i9-14900K more score per dollar ($589 vs $549).

Ryzen 9 9955HX 31
vs
89 Core i9-14900K

Score breakdown

Ryzen 9 9955HX
31
cpu 31
passmark 56057
single 0
multi 0
gaming 0
efficiency 0
Core i9-14900K
89
cpu 0
passmark 0
single 91
multi 89
gaming 88
efficiency 81

Specs side-by-side

Ryzen 9 9955HX versus Core i9-14900K — full spec comparison
Spec Ryzen 9 9955HX Core i9-14900K
Cores
16
24
Threads
32
32
Base clock
2.5 GHz
Boost clock
5.4 GHz
L3 cache
64 MB
TDP
55 W
125 W
Socket
FL1
LGA1700
Class
Desktop, Laptop
PassMark rank
#215 of 5,901
PassMark CPU Mark
56,057
Architecture
Raptor Lake Refresh
Release year
2023

Ryzen 9 9955HX

Pros
  • +PassMark CPU Mark of 56,057 — solid multi-thread numbers
  • +Mainstream desktop flagship core count
Cons
  • Requires recent-generation motherboard and DDR5 memory
  • Newer-generation parts pull ahead in current rankings

Core i9-14900K

Pros
  • +Strong per-core performance
  • +Hybrid P/E cores (12th gen+)
  • +Wide platform availability
Cons
  • Power draw on top SKUs
  • Frequent socket changes
  • Arrow Lake gaming regressions

FAQ: Ryzen 9 9955HX vs Core i9-14900K

Which is better, Ryzen 9 9955HX or Core i9-14900K? +

Core i9-14900K scores 89 on our weighted rubric — ahead by 58. Your best pick depends on the sub-scores above.

Is Ryzen 9 9955HX worth the price? +

At $549, Ryzen 9 9955HX delivers a Specdex score of 31 — strongest in passmark.

Is Core i9-14900K worth the price? +

At $589, Core i9-14900K delivers a Specdex score of 89 — strongest in single.

Does Ryzen 9 9955HX or Core i9-14900K 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 the better value, Ryzen 9 9955HX or Core i9-14900K? +

Core i9-14900K — more score per dollar ($589 vs $549). Specdex score per dollar at MSRP.