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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
Threadripper Pro 5975WX wins by 5
Threadripper Pro 5975WX — Zen 3 · 32C/64T · sWRX8
AMD

Threadripper Pro 5975WX

Zen 3 · 32C/64T · sWRX8

89
/ 100
From $3,299
Specdex verdict

Threadripper Pro 5975WX takes it — here’s why.

In our weighted Specdex score, Intel Core Ultra 5 345K lands at 84 and Threadripper Pro 5975WX at 89. That puts Threadripper Pro 5975WX ahead by 5 points — a decisive 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 Threadripper Pro 5975WX if…

  • Massive core counts
  • ECC memory support
  • Workstation/server-grade platform
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Winner by scenario

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

Gaming

Intel Core Ultra 5 345K

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

Intel Core Ultra 5 345K leads on gaming (85 vs 69).

Creators & productivity

Threadripper Pro 5975WX

Rendering, compilation, heavy multitasking — favours core count

Threadripper Pro 5975WX leads on multi (89 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

Intel Core Ultra 5 345K

Specdex score per dollar at MSRP

Intel Core Ultra 5 345K more score per dollar ($329 vs $3,299).

Intel Core Ultra 5 345K 84
vs
89 Threadripper Pro 5975WX

Score breakdown

Intel Core Ultra 5 345K
84
single 86
multi 84
gaming 85
efficiency 86
Threadripper Pro 5975WX
89
single 81
multi 89
gaming 69
efficiency 78

Specs side-by-side

Intel Core Ultra 5 345K versus Threadripper Pro 5975WX — full spec comparison
Spec Intel Core Ultra 5 345K Threadripper Pro 5975WX
Architecture
Panther Lake
Zen 3
Cores
14
32
Socket
LGA1851
sWRX8
Release year
2025
2022
Threads
64

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

Threadripper Pro 5975WX

Pros
  • +Massive core counts
  • +ECC memory support
  • +Workstation/server-grade platform
Cons
  • Niche platform, limited motherboards
  • High TDP requires serious cooling
  • Premium price

FAQ: Intel Core Ultra 5 345K vs Threadripper Pro 5975WX

Which is better, Intel Core Ultra 5 345K or Threadripper Pro 5975WX? +

Threadripper Pro 5975WX scores 89 on our weighted rubric — ahead by 5. 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 Threadripper Pro 5975WX worth the price? +

At $3,299, Threadripper Pro 5975WX delivers a Specdex score of 89 — strongest in multi.

Does Intel Core Ultra 5 345K or Threadripper Pro 5975WX 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 Threadripper Pro 5975WX? +

Intel Core Ultra 5 345K — leads on gaming (85 vs 69). Frame-rate-bound workloads — favours cache and single-thread speed.

Which is better for creator and productivity work, Intel Core Ultra 5 345K or Threadripper Pro 5975WX? +

Threadripper Pro 5975WX — leads on multi (89 vs 84). Rendering, compilation, heavy multitasking — favours core count.