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Ryzen 9 9955HX3D — 16C/32T · 5.4 GHz · 55 W TDP · FL1 · PassMark #152
AMD

Ryzen 9 9955HX3D

16C/32T · 5.4 GHz · 55 W TDP · FL1 · PassMark #152

34
/ 100
From $549
VS
Ryzen Threadripper 3970X — 32C/64T · 4.5 GHz · 280 W TDP · sTRX4 · PassMark #151
AMD

Ryzen Threadripper 3970X

32C/64T · 4.5 GHz · 280 W TDP · sTRX4 · PassMark #151

34
/ 100
From $1,550
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Ryzen 9 9955HX3D lands at 34 and Ryzen Threadripper 3970X at 34. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Ryzen 9 9955HX3D if…

  • PassMark #152 of 5,901 — capable workhorse
  • 3D V-Cache delivers strong gaming performance

Pick Ryzen Threadripper 3970X if…

  • PassMark #151 of 5,901 — capable workhorse
  • HEDT platform with abundant PCIe and memory lanes
  • Current PassMark-tracked street price around $1,550
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Winner by scenario

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

Value for money

Ryzen 9 9955HX3D

Specdex score per dollar at MSRP

Ryzen 9 9955HX3D more score per dollar ($549 vs $1,550).

Ryzen 9 9955HX3D 34
vs
34 Ryzen Threadripper 3970X

Score breakdown

Ryzen 9 9955HX3D
34
cpu 34
passmark 62724
Ryzen Threadripper 3970X
34
cpu 34
passmark 62891

Specs side-by-side

Ryzen 9 9955HX3D versus Ryzen Threadripper 3970X — full spec comparison
Spec Ryzen 9 9955HX3D Ryzen Threadripper 3970X
Cores
16
32
Threads
32
64
Base clock
2.5 GHz
3.7 GHz
Boost clock
5.4 GHz
4.5 GHz
L3 cache
128 MB
128 MB
TDP
55 W
280 W
Socket
FL1
sTRX4
Class
Desktop, Laptop
Desktop
PassMark rank
#152 of 5,901
#151 of 5,901
PassMark CPU Mark
62,724
62,891

Ryzen 9 9955HX3D

Pros
  • +PassMark #152 of 5,901 — capable workhorse
  • +3D V-Cache delivers strong gaming performance
Cons
  • Higher price than non-X3D sibling at the same core count
  • Newer-generation parts pull ahead in current rankings

Ryzen Threadripper 3970X

Pros
  • +PassMark #151 of 5,901 — capable workhorse
  • +HEDT platform with abundant PCIe and memory lanes
  • +Current PassMark-tracked street price around $1,550
Cons
  • HEDT motherboards and cooling raise total platform cost
  • Newer-generation parts pull ahead in current rankings

FAQ: Ryzen 9 9955HX3D vs Ryzen Threadripper 3970X

Which is better, Ryzen 9 9955HX3D or Ryzen Threadripper 3970X? +

Both score 34 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Ryzen 9 9955HX3D worth the price? +

At $549, Ryzen 9 9955HX3D delivers a Specdex score of 34 — strongest in passmark.

Is Ryzen Threadripper 3970X worth the price? +

At $1,550, Ryzen Threadripper 3970X delivers a Specdex score of 34 — strongest in passmark.

Does Ryzen 9 9955HX3D or Ryzen Threadripper 3970X 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 the better value, Ryzen 9 9955HX3D or Ryzen Threadripper 3970X? +

Ryzen 9 9955HX3D — more score per dollar ($549 vs $1,550). Specdex score per dollar at MSRP.