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Xeon W9-3475X — Sapphire Rapids · 36C/72T · LGA4677
Intel

Xeon W9-3475X

Sapphire Rapids · 36C/72T · LGA4677

90
/ 100
From $3,739
VS
Xeon W9-3475X wins by 1
Intel Core Ultra 7 365K — Panther Lake · 22C · 5.8 GHz
Intel

Intel Core Ultra 7 365K

Panther Lake · 22C · 5.8 GHz

89
/ 100
From $429
Specdex verdict

Xeon W9-3475X takes it — here’s why.

In our weighted Specdex score, Xeon W9-3475X lands at 90 and Intel Core Ultra 7 365K at 89. That puts Xeon W9-3475X ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Xeon W9-3475X if…

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

Pick Intel Core Ultra 7 365K if…

  • ✓Latest generation silicon
  • ✓Improved perf-per-watt
  • ✓Full modern feature set
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Winner by scenario

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

Gaming

Intel Core Ultra 7 365K

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

Intel Core Ultra 7 365K leads on gaming (90 vs 70).

Creators & productivity

Tie

Rendering, compilation, heavy multitasking — favours core count

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

Power efficiency

Intel Core Ultra 7 365K

Performance per watt — thermals, PSU headroom, electricity cost

Intel Core Ultra 7 365K leads on efficiency (86 vs 78).

Value for money

Intel Core Ultra 7 365K

Specdex score per dollar at MSRP

Intel Core Ultra 7 365K more score per dollar ($429 vs $3,739).

Xeon W9-3475X 90
vs
89 Intel Core Ultra 7 365K

Score breakdown

Xeon W9-3475X
90
single 82
multi 90
gaming 70
efficiency 78
Intel Core Ultra 7 365K
89
single 91
multi 89
gaming 90
efficiency 86

Specs side-by-side

Xeon W9-3475X versus Intel Core Ultra 7 365K — full spec comparison
Spec Xeon W9-3475X Intel Core Ultra 7 365K
Architecture
Sapphire Rapids
Panther Lake
Cores
▲ 36
22 (8P+12E+2LP)
Threads
72
—
Socket
LGA4677
LGA1851
Release year
2023
2025

Xeon W9-3475X

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

Intel Core Ultra 7 365K

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

FAQ: Xeon W9-3475X vs Intel Core Ultra 7 365K

Which is better, Xeon W9-3475X or Intel Core Ultra 7 365K? +

Xeon W9-3475X scores 90 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.

Is Xeon W9-3475X worth the price? +

At $3,739, Xeon W9-3475X delivers a Specdex score of 90 — strongest in multi.

Is Intel Core Ultra 7 365K worth the price? +

At $429, Intel Core Ultra 7 365K delivers a Specdex score of 89 — strongest in single.

Does Xeon W9-3475X or Intel Core Ultra 7 365K 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 W9-3475X or Intel Core Ultra 7 365K? +

Intel Core Ultra 7 365K — leads on gaming (90 vs 70). Frame-rate-bound workloads — favours cache and single-thread speed.

Which is better for power efficiency, Xeon W9-3475X or Intel Core Ultra 7 365K? +

Intel Core Ultra 7 365K — leads on efficiency (86 vs 78). Performance per watt — thermals, PSU headroom, electricity cost.