Ryzen Threadripper 3960X vs Ryzen 9 9955HX

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Ryzen Threadripper 3960X

#1

Ryzen 9 7950X

MSRP: $194|Avg: $20

484%

#2

Core i9-10900T

MSRP: $120|Avg: $5

457%

#3

Ryzen 3 PRO 4355GE

MSRP: $423|Avg: $5

332%

#4

Ryzen Threadripper 3960X

MSRP: $1399|Avg: $85

100%

#5

Ryzen 9 9950X

MSRP: $649|Avg: $129

79%

#6

Ryzen 5 8400F

MSRP: $303|Avg: $55

69%

#7

Ryzen 7 PRO 2700

MSRP: $299|Avg: $60

40%

#8

Ryzen 5 2600X

MSRP: $229|Avg: $55

39%

#9

Ryzen 3 PRO 5350G

MSRP: $150|Avg: $60

36%

#10

Core Ultra 5 245KF

MSRP: $294|Avg: $189

36%

#11

Ryzen 5 5500

MSRP: $159|Avg: $85

35%

#12

Ryzen 5 3600

MSRP: $199|Avg: $80

34%

#13

Core i3-9100E

MSRP: $202|Avg: $30

34%

#14

Core Ultra 5 245K

MSRP: $319|Avg: $200

34%

#15

Core i3-8300T

MSRP: $138|Avg: $25

33%

#16

Core Ultra 5 225F

MSRP: $231|Avg: $150

33%

#17

Core Ultra 7 265K

MSRP: $309|Avg: $285

32%

#18

Ryzen 9 3900

MSRP: $499|Avg: $150

32%

#19

Ryzen 5 3600X

MSRP: $249|Avg: $90

31%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Generational Difference: This comparison involves processors from different technological eras. The Ryzen 9 9955HX (2025) utilizes 4 nm technology and DDR5, providing a fundamental performance advantage.

Insight	Ryzen Threadripper 3960X	Ryzen 9 9955HX
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	⚠️ Higher cost ($85)	✅ More affordable ($0)
Longevity	✨ Modern (Matisse (2019−2020) / 7 nm, 12 nm)	✨ Modern (Fire Range-HX (Zen 5) (2025) / 4 nm)

💎 Value Proposition

The Ryzen Threadripper 3960X (2019) relies on 7 nm, 12 nm technology and **DDR4 Eight-channel**, placing it in a different performance category relative to modern standards.

Insight	Ryzen Threadripper 3960X	Ryzen 9 9955HX
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	⚠️ Higher cost ($85)	✅ More affordable ($0)

Performance Check

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Ryzen Threadripper 3960X Benchmark Check

Ryzen 9 9955HX Benchmark Check

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Technical Specifications

Side-by-side comparison of Ryzen Threadripper 3960X and Ryzen 9 9955HX

Ryzen Threadripper 3960X

The Ryzen Threadripper 3960X is manufactured by AMD. It was released in 25 November 2019 (6 years ago). It is based on the Matisse (2019−2020) architecture. It features 24 cores and 48 threads. Base frequency is 3.8 GHz, with boost up to 4.5 GHz. L3 cache: 128 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: TR4. Thermal design power (TDP): 280 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 54,763 points. Launch price was $1,399.

Ryzen 9 9955HX

The Ryzen 9 9955HX is manufactured by AMD. It was released in 2025-01-01. It is based on the Fire Range-HX (Zen 5) (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 55,711 points. Launch price was $650.

⚡

Processing Power

The Ryzen Threadripper 3960X packs 24 cores / 48 threads, while the Ryzen 9 9955HX offers 16 cores / 32 threads — the Ryzen Threadripper 3960X has 8 more cores. Boost clocks reach 4.5 GHz on the Ryzen Threadripper 3960X versus 5.4 GHz on the Ryzen 9 9955HX — a 18.2% clock advantage for the Ryzen 9 9955HX (base: 3.8 GHz vs 2.5 GHz). The Ryzen Threadripper 3960X uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Ryzen 9 9955HX uses Fire Range-HX (Zen 5) (2025) (4 nm). In PassMark, the Ryzen Threadripper 3960X scores 54,763 against the Ryzen 9 9955HX's 55,711 — a 1.7% lead for the Ryzen 9 9955HX. Cinebench R23 multi-core: 34,260 vs 38,010 (10.4% advantage for the Ryzen 9 9955HX). Geekbench 6 single-core — the metric most relevant to gaming — records 1,270 vs 3,219, a 86.8% lead for the Ryzen 9 9955HX that directly translates to higher frame rates. L3 cache: 128 MB on the Ryzen Threadripper 3960X vs 64 MB (total) on the Ryzen 9 9955HX.

Feature	Ryzen Threadripper 3960X	Ryzen 9 9955HX
Cores / Threads	24 / 48+50%	16 / 32
Boost Clock	4.5 GHz	5.4 GHz+20%
Base Clock	3.8 GHz+52%	2.5 GHz
L3 Cache	128 MB+100%	64 MB (total)
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm, 12 nm	4 nm-43%
Architecture	Matisse (2019−2020)	Fire Range-HX (Zen 5) (2025)
PassMark	54,763	55,711+2%
Cinebench R23 Multi	34,260	38,010+11%
Geekbench 6 Single	1,270	3,219+153%
Geekbench 6 Multi	—	19,563

🧠

Memory & Platform

The Ryzen Threadripper 3960X uses the TR4 socket (PCIe 4.0), while the Ryzen 9 9955HX uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper 3960X versus DDR5-5600 on the Ryzen 9 9955HX — the Ryzen 9 9955HX supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen Threadripper 3960X supports up to 256 GB of RAM compared to 96 GB — 90.9% more capacity for professional workloads. Memory channels: 4 (Ryzen Threadripper 3960X) vs 2 (Ryzen 9 9955HX). PCIe lanes: 88 (Ryzen Threadripper 3960X) vs 28 (Ryzen 9 9955HX) — the Ryzen Threadripper 3960X offers 60 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD TRX40 (Ryzen Threadripper 3960X) and AMD FL1 (Ryzen 9 9955HX).

Feature	Ryzen Threadripper 3960X	Ryzen 9 9955HX
Socket	TR4	FL1
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	DDR4-3200	DDR5-5600+25%
Max RAM Capacity	256 GB+167%	96 GB
RAM Channels	4+100%	2
ECC Support	✅	✅
PCIe Lanes	88+214%	28

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 9955HX supports AVX-512 instructions — important for machine learning and scientific applications. Both support true virtualization. The Ryzen 9 9955HX includes integrated graphics (Radeon 610M), while the Ryzen Threadripper 3960X requires a dedicated GPU. Direct competitor: Ryzen Threadripper 3960X rivals Core i9-10900X; Ryzen 9 9955HX rivals Core Ultra 9 275HX.