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Intel Core Ultra 5 345K — Panther Lake · 14C · 5.5 GHz
Intel

Intel Core Ultra 5 345K

Panther Lake · 14C · 5.5 GHz

84
/ 100
From $329
VS
Core i5-14600K wins by 3
Core i5-14600K — Raptor Lake Refresh · 14C · 5.3 GHz · $319
Intel

Core i5-14600K

Raptor Lake Refresh · 14C · 5.3 GHz · $319

87
/ 100
From $319
Specdex verdict

Core i5-14600K takes it — here’s why.

In our weighted Specdex score, Intel Core Ultra 5 345K lands at 84 and Core i5-14600K at 87. That puts Core i5-14600K ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Intel Core Ultra 5 345K if…

  • Latest generation silicon
  • Improved perf-per-watt
  • Full modern feature set

Pick Core i5-14600K if…

  • Strong gaming performance
  • Good productivity for price
  • DDR4 and DDR5 compatible
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Winner by scenario

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

Gaming

Core i5-14600K

Frame-rate-bound workloads — favours cache and single-thread speed

Core i5-14600K leads on gaming (92 vs 85).

Creators & productivity

Core i5-14600K

Rendering, compilation, heavy multitasking — favours core count

Core i5-14600K leads on multi (86 vs 84).

Power efficiency

Intel Core Ultra 5 345K

Performance per watt — thermals, PSU headroom, electricity cost

Intel Core Ultra 5 345K leads on efficiency (86 vs 78).

Value for money

Tie

Specdex score per dollar at MSRP

Effectively tied — similar score-per-dollar at MSRP.

Intel Core Ultra 5 345K 84
vs
87 Core i5-14600K

Score breakdown

Intel Core Ultra 5 345K
84
single 86
multi 84
gaming 85
efficiency 86
Core i5-14600K
87
single 90
multi 86
gaming 92
efficiency 78

Specs side-by-side

Intel Core Ultra 5 345K versus Core i5-14600K — full spec comparison
Spec Intel Core Ultra 5 345K Core i5-14600K
Architecture
Panther Lake
Cores
14
14 (6P+8E)
Socket
LGA1851
LGA1700
Release year
2025
Threads
20
Boost clock
5.3 GHz
TDP
125 W

Intel Core Ultra 5 345K

Pros
  • +Latest generation silicon
  • +Improved perf-per-watt
  • +Full modern feature set
Cons
  • Premium pricing
  • Requires up-to-date platform
  • Initial stock scarcity likely

Core i5-14600K

Pros
  • +Strong gaming performance
  • +Good productivity for price
  • +DDR4 and DDR5 compatible
Cons
  • Last-gen LGA1700 socket
  • Power hungry under load
  • No AI instructions

FAQ: Intel Core Ultra 5 345K vs Core i5-14600K

Which is better, Intel Core Ultra 5 345K or Core i5-14600K? +

Core i5-14600K scores 87 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Intel Core Ultra 5 345K worth the price? +

At $329, Intel Core Ultra 5 345K delivers a Specdex score of 84 — strongest in single.

Is Core i5-14600K worth the price? +

At $319, Core i5-14600K delivers a Specdex score of 87 — strongest in gaming.

Does Intel Core Ultra 5 345K or Core i5-14600K 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 gaming, Intel Core Ultra 5 345K or Core i5-14600K? +

Core i5-14600K — leads on gaming (92 vs 85). Frame-rate-bound workloads — favours cache and single-thread speed.

Which is better for creator and productivity work, Intel Core Ultra 5 345K or Core i5-14600K? +

Core i5-14600K — leads on multi (86 vs 84). Rendering, compilation, heavy multitasking — favours core count.