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EPYC 9454 — Zen 4 · 48C/96T · SP5
AMD

EPYC 9454

Zen 4 · 48C/96T · SP5

88
/ 100
From $5,225
VS
EPYC 9454 wins by 3
EPYC 9354 — Zen 4 · 32C/64T · SP5
AMD

EPYC 9354

Zen 4 · 32C/64T · SP5

85
/ 100
From $3,420
Specdex verdict

EPYC 9454 takes it — here’s why.

In our weighted Specdex score, EPYC 9454 lands at 88 and EPYC 9354 at 85. That puts EPYC 9454 ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick EPYC 9454 if…

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

Pick EPYC 9354 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

EPYC 9454

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

EPYC 9454 leads on gaming (68 vs 65).

Creators & productivity

EPYC 9454

Rendering, compilation, heavy multitasking — favours core count

EPYC 9454 leads on multi (88 vs 85).

Power efficiency

Tie

Performance per watt — thermals, PSU headroom, electricity cost

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

Value for money

EPYC 9354

Specdex score per dollar at MSRP

EPYC 9354 more score per dollar ($3,420 vs $5,225).

EPYC 9454 88
vs
85 EPYC 9354

Score breakdown

EPYC 9454
88
single 80
multi 88
gaming 68
efficiency 78
EPYC 9354
85
single 77
multi 85
gaming 65
efficiency 78

Specs side-by-side

EPYC 9454 versus EPYC 9354 — full spec comparison
Spec EPYC 9454 EPYC 9354
Architecture
Zen 4
Zen 4
Cores
▲ 48
32
Threads
▲ 96
64
Socket
SP5
SP5
Release year
2022
2022

EPYC 9454

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

EPYC 9354

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

FAQ: EPYC 9454 vs EPYC 9354

Which is better, EPYC 9454 or EPYC 9354? +

EPYC 9454 scores 88 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is EPYC 9454 worth the price? +

At $5,225, EPYC 9454 delivers a Specdex score of 88 — strongest in multi.

Is EPYC 9354 worth the price? +

At $3,420, EPYC 9354 delivers a Specdex score of 85 — strongest in multi.

Does EPYC 9454 or EPYC 9354 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, EPYC 9454 or EPYC 9354? +

EPYC 9454 — leads on gaming (68 vs 65). Frame-rate-bound workloads — favours cache and single-thread speed.

Which is better for creator and productivity work, EPYC 9454 or EPYC 9354? +

EPYC 9454 — leads on multi (88 vs 85). Rendering, compilation, heavy multitasking — favours core count.