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 i5-10400F vs Xeon 6781P 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 i5-10400F vs Xeon 6781P: Pros, Cons & Final Verdict

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

Core i5-10400F

2020

Why buy it

✅Costs $8,800 less on MSRP ($160 MSRP vs $8,960 MSRP).
✅Delivers 518.6% more PassMark for each dollar spent, at 81.4 vs 13.2 PassMark/$ ($160 MSRP vs $8,960 MSRP).
✅Draws 65W instead of 350W, a 285W reduction.
✅Includes a boxed cooler (Yes), unlike Xeon 6781P.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon 6781P across 50 shared CPU benchmark tests.
❌Lower PassMark (13,029 vs 117,946).
❌Less compelling for workstation-style loads than Xeon 6781P, which brings 80 cores / 160 threads and 136 PCIe lanes.
❌Older platform position on LGA1200 with DDR4, while Xeon 6781P moves to LGA4710 and DDR5.

Xeon 6781P

2025

Why buy it

✅Better for gaming: +21.8% higher average FPS across 50 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 80 cores / 160 threads, plus 136 PCIe lanes vs 16.
✅Newer platform on LGA4710 with DDR5 support instead of LGA1200 and DDR4.
✅750% more PCIe lanes (136 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 13.2 vs 81.4 PassMark/$ ($8,960 MSRP vs $160 MSRP).
❌438.5% higher power demand at 350W vs 65W.
❌No boxed cooler included, unlike Core i5-10400F.

Quick Answers

So, is Xeon 6781P better than Core i5-10400F?

Not really, because they are built for different jobs. Xeon 6781P makes more sense for workstation-style multi-core throughput, while Core i5-10400F is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon 6781P is the better pick. According to our tests, it delivers 21.8% more average FPS across 50 shared CPU game tests. It also has a clear cache advantage at 336 MB versus 12 MB.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Xeon 6781P is the stronger fit. You are getting 805.3% better PassMark, backed by 80 cores and 160 threads. It also has the larger cache pool with 2700% larger total L3 cache (336 MB vs 12 MB).

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

Xeon 6781P is still the much better call for a fresh build. Xeon 6781P comes in 5500.0% more expensive on MSRP at $8,960 MSRP versus $160 MSRP, and it still gives you a 21.8% average FPS lead across 50 shared CPU game tests in our data. Core i5-10400F only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2020 platform. Even with 518.6% better value on paper (81.4 vs 13.2 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1200.

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

Xeon 6781P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2020), a healthier platform with LGA4710 and DDR5 instead of LGA1200, 3D V-Cache and a much larger 336 MB L3 cache instead of 12 MB, and more multi-core headroom with 80 cores / 160 threads instead of 6/12. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-10400F vs Xeon 6781P Technical Specifications

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

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

Xeon 6781P

The Xeon 6781P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 80 cores and 160 threads. Base frequency is 2 GHz, with boost up to 3.8 GHz. L3 cache: 336 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 350 Watt. Memory support: DDR5(6400MT/s), MRDIMM(8800MT/s). Passmark benchmark score: 117,946 points. Launch price was $8,960.

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Processing Power

The Core i5-10400F packs 6 cores / 12 threads, while the Xeon 6781P offers 80 cores / 160 threads — the Xeon 6781P has 74 more cores. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 3.8 GHz on the Xeon 6781P — a 12.3% clock advantage for the Core i5-10400F (base: 2.9 GHz vs 2 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Xeon 6781P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Core i5-10400F scores 13,029 against the Xeon 6781P's 117,946 — a 160.2% lead for the Xeon 6781P. L3 cache: 12 MB (total) on the Core i5-10400F vs 336 MB (total) on the Xeon 6781P.

Feature	Core i5-10400F	Xeon 6781P
Cores / Threads	6 / 12	80 / 160+1233%
Boost Clock	4.3 GHz+13%	3.8 GHz
Base Clock	2.9 GHz+45%	2 GHz
L3 Cache	12 MB (total)	336 MB (total)+2700%
L2 Cache	256K (per core)+12700%	2 MB (per core)
Process	14 nm	Intel 3 nm-79%
Architecture	Comet Lake (2020−2025)	Granite Rapids (2024−2025)
PassMark	13,029	117,946+805%
Cinebench R23 Multi	8,191	—
Geekbench 6 Single	1,454	—
Geekbench 6 Multi	5,783	—

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Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Xeon 6781P uses LGA4710 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-10400F versus DDR5-6400 on the Xeon 6781P — the Xeon 6781P supports 140.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6781P supports up to 4 TB of RAM compared to 128 GB — 3100% more capacity for professional workloads. Memory channels: 2 (Core i5-10400F) vs 8 (Xeon 6781P). PCIe lanes: 16 (Core i5-10400F) vs 136 (Xeon 6781P) — the Xeon 6781P offers 120 more lanes for additional GPUs or NVMe drives.

Feature	Core i5-10400F	Xeon 6781P
Socket	LGA1200	LGA4710
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	DDR5-6400+140%
Max RAM Capacity	128 GB	4 TB+3100%
RAM Channels	2	8+300%
ECC Support	No	Yes
PCIe Lanes	16	136+750%

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Advanced Features

Virtualization support: VT-x, VT-d (Core i5-10400F) vs VT-x, VT-d, VT-x EPT (Xeon 6781P). Primary use case: Core i5-10400F targets Gaming, Xeon 6781P targets Data Center / Cloud Scale. Direct competitor: Core i5-10400F rivals Ryzen 5 3600; Xeon 6781P rivals EPYC 9655.

Feature	Core i5-10400F	Xeon 6781P
Integrated GPU	No	No
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d	VT-x, VT-d, VT-x EPT
Target Use	Gaming	Data Center / Cloud Scale

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Value Analysis

At launch, the Core i5-10400F was priced at $160, while the Xeon 6781P came in at $8960. On launch pricing ($160 vs $8960), Core i5-10400F was $8800 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-10400F delivers 81.4 pts/$ vs 13.2 pts/$ for the Xeon 6781P — making the Core i5-10400F the 144.3% better value option.

Feature	Core i5-10400F	Xeon 6781P
MSRP	$160-98%	$8960
Performance per Dollar	81.4+517%	13.2
Release Date	2020	2025

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