Core i5-14400 vs Xeon Gold 6142

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 i5-14400 vs Xeon Gold 6142 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 i5-14400 vs Xeon Gold 6142: Pros, Cons & Final Verdict

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

Core i5-14400

2024

Why buy it

✅Better for gaming: +5.7% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 65W instead of 150W, a 85W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA3647 and DDR4.

Trade-offs

❌Lower PassMark (25,329 vs 25,490).
❌Less compelling for workstation-style loads than Xeon Gold 6142, which brings 16 cores / 32 threads and 48 PCIe lanes.
❌Launch MSRP is still $221 MSRP, while Xeon Gold 6142 mostly shows up through inconsistent older-market listings.

Xeon Gold 6142

2017

Why buy it

✅+0.6% higher PassMark.
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 48 PCIe lanes vs 0.
✅100+% more PCIe lanes (48 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-14400 across 50 shared CPU benchmark tests.
❌130.8% higher power demand at 150W vs 65W.
❌Older platform position on LGA3647 with DDR4, while Core i5-14400 moves to LGA1700 and DDR5.

Quick Answers

So, is Core i5-14400 better than Xeon Gold 6142?

Not really, because they are built for different jobs. Xeon Gold 6142 makes more sense for workstation-style multi-core throughput, while Core i5-14400 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, Xeon Gold 6142 is the stronger fit. You are getting 0.6% better PassMark, backed by 16 cores and 32 threads.

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

Core i5-14400 is the better buy right now. Core i5-14400 comes in at an unclear MSRP at $221 MSRP versus unclear MSRP, and it still gives you a 5.7% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Gold 6142 is still stronger for heavier multi-core work with 0.6% better PassMark. It is also 100.0% better value on MSRP (114.6 vs 0.0 PassMark/$), 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 i5-14400 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2017) and a healthier platform with LGA1700 and DDR5 instead of LGA3647. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-14400 vs Xeon Gold 6142 Technical Specifications

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

Core i5-14400

The Core i5-14400 is manufactured by Intel. It was released in 8 January 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 10 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 4.7 GHz. L3 cache: 20 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: 25,329 points. Launch price was $221.

Xeon Gold 6142

The Xeon Gold 6142 is manufactured by Intel. It was released in 25 April 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 16 cores and 32 threads. Base frequency is 2.6 GHz, with boost up to 3.7 GHz. L3 cache: 22 MB. L2 cache: 16 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2666. Passmark benchmark score: 25,490 points. Launch price was $2,946.

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Processing Power

The Core i5-14400 packs 10 cores / 16 threads, while the Xeon Gold 6142 offers 16 cores / 32 threads — the Xeon Gold 6142 has 6 more cores. Boost clocks reach 4.7 GHz on the Core i5-14400 versus 3.7 GHz on the Xeon Gold 6142 — a 23.8% clock advantage for the Core i5-14400 (base: 2.5 GHz vs 2.6 GHz). The Core i5-14400 uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Xeon Gold 6142 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i5-14400 scores 25,329 against the Xeon Gold 6142's 25,490 — a 0.6% lead for the Xeon Gold 6142. L3 cache: 20 MB (total) on the Core i5-14400 vs 22 MB on the Xeon Gold 6142.

Feature	Core i5-14400	Xeon Gold 6142
Cores / Threads	10 / 16	16 / 32+60%
Boost Clock	4.7 GHz+27%	3.7 GHz
Base Clock	2.5 GHz	2.6 GHz+4%
L3 Cache	20 MB (total)	22 MB+10%
L2 Cache	1.25 MB (per core)	16 MB+1180%
Process	Intel 7 nm-50%	14 nm
Architecture	Raptor Lake-R (2023−2025)	Skylake (server) (2017−2018)
PassMark	25,329	25,490

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Memory & Platform

The Core i5-14400 uses the LGA1700 socket (PCIe 5.0), while the Xeon Gold 6142 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.