Core i5-11400H vs Xeon D-2166NT

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 i5-11400H vs Xeon D-2166NT 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 i5-11400H vs Xeon D-2166NT: Pros, Cons & Final Verdict

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

Core i5-11400H

2021

Why buy it

✅Better for gaming: +14.1% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 35W instead of 85W, a 50W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics 11th Gen 16EU, while Xeon D-2166NT needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (12 MB vs 17 MB).
❌Less compelling for workstation-style loads than Xeon D-2166NT, which brings 12 cores / 24 threads.

Xeon D-2166NT

2018

Why buy it

✅+37.5% larger total L3 cache (17 MB vs 12 MB).
✅Better for workstations and heavier parallel workloads: 12 cores / 24 threads.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-11400H across 50 shared CPU benchmark tests.
❌Lower PassMark (15,105 vs 15,262).
❌142.9% higher power demand at 85W vs 35W.
❌No integrated graphics, while Core i5-11400H can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-11400H better than Xeon D-2166NT?

Not really, because they are built for different jobs. Xeon D-2166NT makes more sense for workstation-style multi-core throughput, while Core i5-11400H is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Core i5-11400H is the better pick. According to our tests, it delivers 14.1% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i5-11400H is the stronger fit. You are getting 1% better PassMark, backed by 6 cores and 12 threads.

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

Core i5-11400H still makes the most sense overall. Core i5-11400H comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 14.1% average FPS lead across 50 shared CPU game tests in our data.

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

Core i5-11400H makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2018), more multi-core headroom with 6 cores / 12 threads instead of 12/24, and AVX-512 support for heavier modern compute workloads. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-11400H vs Xeon D-2166NT Technical Specifications

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

Core i5-11400H

The Core i5-11400H is manufactured by Intel. It was released in 11 May 2021 (4 years ago). It is based on the Tiger Lake-H (2021) architecture. It features 6 cores and 12 threads. Base frequency is 2.7 GHz, with boost up to 4.5 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm SuperFin process technology. Socket: FCBGA1787. Thermal design power (TDP): 35 Watt. Memory support: DDR4. Passmark benchmark score: 15,262 points. Launch price was $299.

Xeon D-2166NT

The Xeon D-2166NT is manufactured by Intel. It was released in 7 February 2018 (7 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 12 cores and 24 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 16.5 MB. L2 cache: 12 MB. Built on 14 nm process technology. Socket: FCBGA2518. Thermal design power (TDP): 85 Watt. Memory support: DDR4. Passmark benchmark score: 15,105 points. Launch price was $1,005.

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Processing Power

The Core i5-11400H packs 6 cores / 12 threads, while the Xeon D-2166NT offers 12 cores / 24 threads — the Xeon D-2166NT has 6 more cores. Boost clocks reach 4.5 GHz on the Core i5-11400H versus 3 GHz on the Xeon D-2166NT — a 40% clock advantage for the Core i5-11400H (base: 2.7 GHz vs 2 GHz). The Core i5-11400H uses the Tiger Lake-H (2021) architecture (10 nm SuperFin), while the Xeon D-2166NT uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i5-11400H scores 15,262 against the Xeon D-2166NT's 15,105 — a 1% lead for the Core i5-11400H. L3 cache: 12 MB (total) on the Core i5-11400H vs 16.5 MB on the Xeon D-2166NT.

Feature	Core i5-11400H	Xeon D-2166NT
Cores / Threads	6 / 12	12 / 24+100%
Boost Clock	4.5 GHz+50%	3 GHz
Base Clock	2.7 GHz+35%	2 GHz
L3 Cache	12 MB (total)	16.5 MB+38%
L2 Cache	1.25 MB (per core)	12 MB+860%
Process	10 nm SuperFin-29%	14 nm
Architecture	Tiger Lake-H (2021)	Skylake (server) (2017−2018)
PassMark	15,262+1%	15,105
Cinebench R23 Multi	8,150	—
Geekbench 6 Single	1,900	—
Geekbench 6 Multi	6,500	—

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Memory & Platform

The Core i5-11400H uses the FCBGA1787 socket (PCIe 4.0), while the Xeon D-2166NT uses FCBGA2518 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i5-11400H	Xeon D-2166NT
Socket	FCBGA1787	FCBGA2518
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	20	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i5-11400H) / not specified (Xeon D-2166NT). The Core i5-11400H includes integrated graphics (UHD Graphics 11th Gen 16EU), while the Xeon D-2166NT requires a dedicated GPU. Primary use case: Core i5-11400H targets Gaming Laptop. Direct competitor: Core i5-11400H rivals Ryzen 5 5600H.