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Xeon W7-3465X — Sapphire Rapids · 28C/56T · LGA4677
Intel

Xeon W7-3465X

Sapphire Rapids · 28C/56T · LGA4677

88
/ 100
From $2,589
VS
Core i9-14900K wins by 1
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, Xeon W7-3465X lands at 88 and Core i9-14900K at 89. That puts Core i9-14900K ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Xeon W7-3465X if…

  • ✓Massive core counts
  • ✓ECC memory support
  • ✓Workstation/server-grade platform

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

Gaming

Core i9-14900K

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

Core i9-14900K leads on gaming (88 vs 68).

Creators & productivity

Tie

Rendering, compilation, heavy multitasking — favours core count

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

Power efficiency

Core i9-14900K

Performance per watt — thermals, PSU headroom, electricity cost

Core i9-14900K leads on efficiency (81 vs 78).

Value for money

Core i9-14900K

Specdex score per dollar at MSRP

Core i9-14900K more score per dollar ($589 vs $2,589).

Xeon W7-3465X 88
vs
89 Core i9-14900K

Score breakdown

Xeon W7-3465X
88
single 80
multi 88
gaming 68
efficiency 78
Core i9-14900K
89
single 91
multi 89
gaming 88
efficiency 81

Specs side-by-side

Xeon W7-3465X versus Core i9-14900K — full spec comparison
Spec Xeon W7-3465X Core i9-14900K
Architecture
Sapphire Rapids
Raptor Lake Refresh
Cores
▲ 28
24
Threads
▲ 56
32
Socket
LGA4677
LGA1700
Release year
2023
2023
TDP
—
125 W

Xeon W7-3465X

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

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: Xeon W7-3465X vs Core i9-14900K

Which is better, Xeon W7-3465X or Core i9-14900K? +

Core i9-14900K scores 89 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.

Is Xeon W7-3465X worth the price? +

At $2,589, Xeon W7-3465X delivers a Specdex score of 88 — strongest in multi.

Is Core i9-14900K worth the price? +

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

Does Xeon W7-3465X 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 better for gaming, Xeon W7-3465X or Core i9-14900K? +

Core i9-14900K — leads on gaming (88 vs 68). Frame-rate-bound workloads — favours cache and single-thread speed.

Which is better for power efficiency, Xeon W7-3465X or Core i9-14900K? +

Core i9-14900K — leads on efficiency (81 vs 78). Performance per watt — thermals, PSU headroom, electricity cost.