EPYC 7401 vs Ryzen 9 5900X

AMD

EPYC 7401

24 Cores48 Thrd155 WWMax: 3 GHz2017
EPYC family
·······
VS
AMD

Ryzen 9 5900X

12 Cores24 Thrd105 WWMax: 4.8 GHz2020
Ryzen family
·······

EPYC 7401 vs Ryzen 9 5900X Performance Spectrum

About PassMark

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.

EPYC 7401 vs Ryzen 9 5900X FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

EPYC 7401 vs Ryzen 9 5900X: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

EPYC 7401

2017

Why buy it

  • +41.9% higher PassMark.
  • Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 128 PCIe lanes vs 24.
  • 433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
  • Lower PassMark per dollar, at 36.9 vs 71.0 PassMark/$ ($1,500 MSRP vs $549 MSRP).
  • 47.6% higher power demand at 155W vs 105W.

Ryzen 9 5900X

2020

Why buy it

  • Better for gaming: +33.8% higher average FPS across 50 shared CPU benchmark tests.
  • Costs $951 less on MSRP ($549 MSRP vs $1,500 MSRP).
  • Delivers 92.5% more PassMark for each dollar spent, at 71.0 vs 36.9 PassMark/$ ($549 MSRP vs $1,500 MSRP).
  • Draws 105W instead of 155W, a 50W reduction.

Trade-offs

  • Lower PassMark (38,955 vs 55,280).
  • Less compelling for workstation-style loads than EPYC 7401, which brings 24 cores / 48 threads and 128 PCIe lanes.

Quick Answers

So, is Ryzen 9 5900X better than EPYC 7401?
Not really, because they are built for different jobs. EPYC 7401 makes more sense for workstation-style multi-core throughput, while Ryzen 9 5900X is the more practical desktop choice for gaming, platform cost, and everyday use.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, EPYC 7401 is the stronger fit. You are getting 41.9% better PassMark, backed by 24 cores and 48 threads.
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 9 5900X is the better buy right now. Ryzen 9 5900X comes in $951 cheaper on MSRP at $549 MSRP versus $1,500 MSRP, and it still gives you a 33.8% average FPS lead across 50 shared CPU game tests in our data. The compromise is that EPYC 7401 is still stronger for heavier multi-core work with 41.9% better PassMark. It is also 92.5% better value on MSRP (71.0 vs 36.9 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.
Which one is more future-proof for 2026 and beyond?
Ryzen 9 5900X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2017). That makes it the safer long-term bet.

EPYC 7401 vs Ryzen 9 5900X Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

AMD

EPYC 7401

The EPYC 7401 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 24 cores and 48 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 170 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 55,280 points. Launch price was $1,850.

AMD

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

Processing Power

The EPYC 7401 packs 24 cores / 48 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the EPYC 7401 has 12 more cores. Boost clocks reach 3 GHz on the EPYC 7401 versus 4.8 GHz on the Ryzen 9 5900X — a 46.2% clock advantage for the Ryzen 9 5900X (base: 2 GHz vs 3.7 GHz). The EPYC 7401 uses the Naples (2017−2018) architecture (14 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the EPYC 7401 scores 55,280 against the Ryzen 9 5900X's 38,955 — a 34.6% lead for the EPYC 7401. L3 cache: 64 MB (total) on the EPYC 7401 vs 64 MB on the Ryzen 9 5900X.

FeatureEPYC 7401Ryzen 9 5900X
Cores / Threads
24 / 48+100%
12 / 24
Boost Clock
3 GHz
4.8 GHz+60%
Base Clock
2 GHz
3.7 GHz+85%
L3 Cache
64 MB (total)
64 MB
L2 Cache
512K (per core)
512K (per core)
Process
14 nm
7 nm, 12 nm-50%
Architecture
Naples (2017−2018)
Vermeer (Zen3) (2020−2022)
PassMark
55,280+42%
38,955
Cinebench R23 Multi
21,000
Geekbench 6 Single
2,174
Geekbench 6 Multi
11,888
🧠

Memory & Platform

The EPYC 7401 uses the TR4 socket (PCIe 4.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2666 on the EPYC 7401 versus DDR4-3200 on the Ryzen 9 5900X — the Ryzen 9 5900X supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7401 supports up to 2048 GB of RAM compared to 128 GB 1500% more capacity for professional workloads. Memory channels: 8 (EPYC 7401) vs 2 (Ryzen 9 5900X). PCIe lanes: 128 (EPYC 7401) vs 24 (Ryzen 9 5900X) — the EPYC 7401 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7401) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).

FeatureEPYC 7401Ryzen 9 5900X
Socket
TR4
AM4
PCIe Generation
PCIe 4.0
PCIe 4.0
Max RAM Speed
2666
DDR4-3200+20%
Max RAM Capacity
2048 GB+1500%
128 GB
RAM Channels
8+300%
2
ECC Support
Yes
Yes
PCIe Lanes
128+433%
24
🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (EPYC 7401) vs AMD-V (Ryzen 9 5900X). Primary use case: Ryzen 9 5900X targets Workstation. Direct competitor: EPYC 7401 rivals Xeon Silver 4114; Ryzen 9 5900X rivals Core i9-12900K.

FeatureEPYC 7401Ryzen 9 5900X
Integrated GPU
No
No
IGPU Model
None
Unlocked
No
Yes
AVX-512
No
No
Virtualization
VT-x, VT-d
AMD-V
Target Use
Workstation
💰

Value Analysis

At launch, the EPYC 7401 was priced at $1500, while the Ryzen 9 5900X came in at $549. On launch pricing ($1500 vs $549), Ryzen 9 5900X was $951 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7401 delivers 36.9 pts/$ vs 71.0 pts/$ for the Ryzen 9 5900X — making the Ryzen 9 5900X the 63.3% better value option.

FeatureEPYC 7401Ryzen 9 5900X
MSRP
$1500
$549-63%
Performance per Dollar
36.9
71.0+92%
Release Date
2017
2020

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.