Core i5-12400F vs Xeon W-11955M

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 Xeon W-11955M 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 Xeon W-11955M: 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 $449 less on MSRP ($174 MSRP vs $623 MSRP).
✅Delivers 222.2% more PassMark for each dollar spent, at 112.3 vs 34.8 PassMark/$ ($174 MSRP vs $623 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of FCBGA1787 and DDR4.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Xeon W-11955M.

Trade-offs

❌Lower PassMark (19,532 vs 21,702).
❌Smaller total L3 cache (18 MB vs 24 MB).
❌Less compelling for workstation-style loads than Xeon W-11955M, which brings 8 cores / 16 threads.
❌85.7% higher power demand at 65W vs 35W.

Xeon W-11955M

2021

Why buy it

✅+33.3% larger total L3 cache (24 MB vs 18 MB).
✅Better for workstations and heavier parallel workloads: 8 cores / 16 threads.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Lower PassMark per dollar, at 34.8 vs 112.3 PassMark/$ ($623 MSRP vs $174 MSRP).
❌Older platform position on FCBGA1787 with DDR4, while Core i5-12400F moves to LGA1700 and DDR5.
❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Xeon W-11955M better than Core i5-12400F?

Not really, because they are built for different jobs. Xeon W-11955M 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 gaming?

If gaming is the priority, Xeon W-11955M is the better pick. According to our tests, it delivers 0.8% 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, Xeon W-11955M is the stronger fit. You are getting 11.1% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 33.3% larger total L3 cache (24 MB vs 18 MB).

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

Xeon W-11955M is still the faster CPU overall, but Core i5-12400F is easier to justify if budget matters more than peak performance. Xeon W-11955M comes in 258.0% more expensive on MSRP at $623 MSRP versus $174 MSRP, and it still gives you a 0.8% average FPS lead across 50 shared CPU game tests in our data. Core i5-12400F is also 222.2% better value on MSRP (112.3 vs 34.8 PassMark/$), which is why it can still make sense for tighter-budget builds 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 2021) and a healthier platform with LGA1700 and DDR5 instead of FCBGA1787. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-12400F vs Xeon W-11955M 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.

Xeon W-11955M

The Xeon W-11955M 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 8 cores and 16 threads. Base frequency is 2.1 GHz, with boost up to 5 GHz. L3 cache: 24 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: 21,702 points. Launch price was $623.

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Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the Xeon W-11955M offers 8 cores / 16 threads — the Xeon W-11955M has 2 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 5 GHz on the Xeon W-11955M — a 12.8% clock advantage for the Xeon W-11955M (base: 2.5 GHz vs 2.1 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon W-11955M uses Tiger Lake-H (2021) (10 nm SuperFin). In PassMark, the Core i5-12400F scores 19,532 against the Xeon W-11955M's 21,702 — a 10.5% lead for the Xeon W-11955M. L3 cache: 18 MB (total) on the Core i5-12400F vs 24 MB (total) on the Xeon W-11955M.

Feature	Core i5-12400F	Xeon W-11955M
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	4.4 GHz	5 GHz+14%
Base Clock	2.5 GHz+19%	2.1 GHz
L3 Cache	18 MB (total)	24 MB (total)+33%
L2 Cache	1.25 MB (per core)	1.25 MB (per core)
Process	Intel 7 nm-30%	10 nm SuperFin
Architecture	Alder Lake-S (2022)	Tiger Lake-H (2021)
PassMark	19,532	21,702+11%
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 Xeon W-11955M uses FCBGA1787 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i5-12400F	Xeon W-11955M
Socket	LGA1700	FCBGA1787
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR5-4800, 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 i5-12400F) / not specified (Xeon W-11955M). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.

Feature	Core i5-12400F	Xeon W-11955M
Integrated GPU	No	—
Virtualization	VT-x, VT-d, EPT	—
Target Use	Gaming Performance/Value	—

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Value Analysis

At launch, the Core i5-12400F was priced at $174, while the Xeon W-11955M came in at $623. On launch pricing ($174 vs $623), Core i5-12400F was $449 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 34.8 pts/$ for the Xeon W-11955M — making the Core i5-12400F the 105.3% better value option.

Feature	Core i5-12400F	Xeon W-11955M
MSRP	$174-72%	$623
Performance per Dollar	112.3+223%	34.8
Release Date	2022	2021

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