Core i5-12400F vs EPYC 7551P

CPU

GPU

Core i5-12400F

6 Cores12 Thrd65 WWMax: 4.4 GHz2022

Core family

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EPYC 7551P

32 Cores64 Thrd180 WWMax: 3 GHz2017

EPYC family

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Core i5-12400F vs EPYC 7551P Performance Spectrum

Core i5-12400F

6 / 12

19,532

0.0%

38,111

+95.1%

Ryzen Threadripper 9960X

Ryzen Threadripper 7970X

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.

Core i5-12400F vs EPYC 7551P 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.

Core i5-12400F vs EPYC 7551P: Pros, Cons & Final Verdict

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

Core i5-12400F

2022

Why buy it

✅Costs $1,926 less on MSRP ($174 MSRP vs $2,100 MSRP).
✅Delivers 518.5% more PassMark for each dollar spent, at 112.3 vs 18.1 PassMark/$ ($174 MSRP vs $2,100 MSRP).
✅Draws 65W instead of 180W, a 115W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of TR4 and DDR4.
✅Includes a boxed cooler (Yes), unlike EPYC 7551P.

Trade-offs

❌Lower PassMark (19,532 vs 38,111).
❌Smaller total L3 cache (18 MB vs 64 MB).
❌Less compelling for workstation-style loads than EPYC 7551P, which brings 32 cores / 64 threads and 128 PCIe lanes.

EPYC 7551P

2017

Why buy it

✅+95.1% higher PassMark.
✅+255.6% larger total L3 cache (64 MB vs 18 MB).
✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 128 PCIe lanes vs 20.
✅540% more PCIe lanes (128 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 18.1 vs 112.3 PassMark/$ ($2,100 MSRP vs $174 MSRP).
❌176.9% higher power demand at 180W vs 65W.
❌Older platform position on TR4 with DDR4, while Core i5-12400F moves to LGA1700 and DDR5.
❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Core i5-12400F better than EPYC 7551P?

Not really, because they are built for different jobs. EPYC 7551P makes more sense for workstation-style multi-core throughput, while Core i5-12400F 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 7551P is the stronger fit. You are getting 95.1% better PassMark, backed by 32 cores and 64 threads. It also has the larger cache pool with 255.6% larger total L3 cache (64 MB vs 18 MB).

Which one is the smarter buy today, not just the cheaper CPU?

Core i5-12400F is the better buy right now. Core i5-12400F comes in $1,926 cheaper on MSRP at $174 MSRP versus $2,100 MSRP, and it still gives you a 0.7% average FPS lead across 50 shared CPU game tests in our data. The compromise is that EPYC 7551P is still stronger for heavier multi-core work with 95.1% better PassMark. It is also 518.5% better value on MSRP (112.3 vs 18.1 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

Core i5-12400F makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2017) and a healthier platform with LGA1700 and DDR5 instead of TR4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-12400F vs EPYC 7551P Technical Specifications

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

Core i5-12400F

The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.

EPYC 7551P

The EPYC 7551P 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 32 cores and 64 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): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 38,111 points. Launch price was $2,100.

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Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the EPYC 7551P offers 32 cores / 64 threads — the EPYC 7551P has 26 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 3 GHz on the EPYC 7551P — a 37.8% clock advantage for the Core i5-12400F (base: 2.5 GHz vs 2 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the EPYC 7551P uses Naples (2017−2018) (14 nm). In PassMark, the Core i5-12400F scores 19,532 against the EPYC 7551P's 38,111 — a 64.5% lead for the EPYC 7551P. L3 cache: 18 MB (total) on the Core i5-12400F vs 64 MB (total) on the EPYC 7551P.

Feature	Core i5-12400F	EPYC 7551P
Cores / Threads	6 / 12	32 / 64+433%
Boost Clock	4.4 GHz+47%	3 GHz
Base Clock	2.5 GHz+25%	2 GHz
L3 Cache	18 MB (total)	64 MB (total)+256%
L2 Cache	1.25 MB (per core)	512K (per core)+40860%
Process	Intel 7 nm-50%	14 nm
Architecture	Alder Lake-S (2022)	Naples (2017−2018)
PassMark	19,532	38,111+95%
Cinebench R23 Multi	12,380	—
Geekbench 6 Single	1,700	—
Geekbench 6 Multi	657	—

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Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the EPYC 7551P uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-12400F versus 2666 on the EPYC 7551P — the Core i5-12400F supports 80% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7551P supports up to 2048 GB of RAM compared to 128 GB — 1500% more capacity for professional workloads. Memory channels: 2 (Core i5-12400F) vs 8 (EPYC 7551P). PCIe lanes: 20 (Core i5-12400F) vs 128 (EPYC 7551P) — the EPYC 7551P offers 108 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and SP3 (EPYC 7551P).

Feature	Core i5-12400F	EPYC 7551P
Socket	LGA1700	TR4
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR5-4800, DDR4-3200+80%	2666
Max RAM Capacity	128 GB	2048 GB+1500%
RAM Channels	2	8+300%
ECC Support	No	Yes
PCIe Lanes	20	128+540%

🔧

Advanced Features

Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs AMD-V, IOMMU (EPYC 7551P). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; EPYC 7551P rivals Xeon Platinum 8160.

Feature	Core i5-12400F	EPYC 7551P
Integrated GPU	No	No
IGPU Model	—	None
Unlocked	—	No
AVX-512	—	Yes
Virtualization	VT-x, VT-d, EPT	AMD-V, IOMMU
Target Use	Gaming Performance/Value	—

💰

Value Analysis

At launch, the Core i5-12400F was priced at $174, while the EPYC 7551P came in at $2100. On launch pricing ($174 vs $2100), Core i5-12400F was $1926 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 18.1 pts/$ for the EPYC 7551P — making the Core i5-12400F the 144.3% better value option.

Feature	Core i5-12400F	EPYC 7551P
MSRP	$174-92%	$2100
Performance per Dollar	112.3+520%	18.1
Release Date	2022	2017

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