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 w9-3575X 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 w9-3575X: 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 $3,615 less on MSRP ($174 MSRP vs $3,789 MSRP).
✅Delivers 415.5% more PassMark for each dollar spent, at 112.3 vs 21.8 PassMark/$ ($174 MSRP vs $3,789 MSRP).
✅Draws 65W instead of 340W, a 275W reduction.
✅Includes a boxed cooler (Yes), unlike Xeon w9-3575X.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w9-3575X across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (12,380 vs 60,000).
❌Less compelling for workstation-style loads than Xeon w9-3575X, which brings 44 cores / 88 threads and 112 PCIe lanes.

Xeon w9-3575X

2024

Why buy it

✅Better for gaming: +25.0% higher average FPS across 50 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 44 cores / 88 threads, plus 112 PCIe lanes vs 20.
✅460% more PCIe lanes (112 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 21.8 vs 112.3 PassMark/$ ($3,789 MSRP vs $174 MSRP).
❌423.1% higher power demand at 340W vs 65W.
❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Xeon w9-3575X better than Core i5-12400F?

Not really, because they are built for different jobs. Xeon w9-3575X 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 w9-3575X is the better pick. According to our tests, it delivers 25.0% more average FPS across 50 shared CPU game tests. It also has a clear cache advantage at 98 MB versus 18 MB.

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

For streaming, content creation, and heavier multitasking, Xeon w9-3575X is the stronger fit. You are getting 384.7% better Cinebench R23 multi-core, backed by 44 cores and 88 threads. It also has the larger cache pool with 441.7% larger total L3 cache (98 MB vs 18 MB).

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

Xeon w9-3575X is still the faster CPU overall, but Core i5-12400F is easier to justify if budget matters more than peak performance. Xeon w9-3575X comes in 2077.6% more expensive on MSRP at $3,789 MSRP versus $174 MSRP, and it still gives you a 25.0% average FPS lead across 50 shared CPU game tests in our data. Core i5-12400F is also 415.5% better value on MSRP (112.3 vs 21.8 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Xeon w9-3575X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2022), 3D V-Cache and a much larger 98 MB L3 cache instead of 18 MB, more multi-core headroom with 44 cores / 88 threads instead of 6/12, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-12400F vs Xeon w9-3575X 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 w9-3575X

The Xeon w9-3575X is manufactured by Intel. It was released in 24 August 2024 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 44 cores and 88 threads. Base frequency is 2.2 GHz, with boost up to 4.8 GHz. L3 cache: 97.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 340 Watt. Memory support: DDR5-4800. Passmark benchmark score: 82,507 points. Launch price was $3,789.

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Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the Xeon w9-3575X offers 44 cores / 88 threads — the Xeon w9-3575X has 38 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 4.8 GHz on the Xeon w9-3575X — a 8.7% clock advantage for the Xeon w9-3575X (base: 2.5 GHz vs 2.2 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon w9-3575X uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Core i5-12400F scores 19,532 against the Xeon w9-3575X's 82,507 — a 123.4% lead for the Xeon w9-3575X. Cinebench R23 multi-core: 12,380 vs 60,000 (131.6% advantage for the Xeon w9-3575X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,700 vs 2,300, a 30% lead for the Xeon w9-3575X that directly translates to higher frame rates. Multi-core Geekbench: 657 vs 19,320 (186.8% advantage for the Xeon w9-3575X). L3 cache: 18 MB (total) on the Core i5-12400F vs 97.5 MB on the Xeon w9-3575X.

Feature	Core i5-12400F	Xeon w9-3575X
Cores / Threads	6 / 12	44 / 88+633%
Boost Clock	4.4 GHz	4.8 GHz+9%
Base Clock	2.5 GHz+14%	2.2 GHz
L3 Cache	18 MB (total)	97.5 MB+442%
L2 Cache	1.25 MB (per core)	2 MB (per core)+60%
Process	Intel 7 nm	Intel 7 nm
Architecture	Alder Lake-S (2022)	Sapphire Rapids (2023−2024)
PassMark	19,532	82,507+322%
Cinebench R23 Multi	12,380	60,000+385%
Geekbench 6 Single	1,700	2,300+35%
Geekbench 6 Multi	657	19,320+2841%

🧠

Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Xeon w9-3575X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800, DDR4-3200 memory speed. The Xeon w9-3575X supports up to 4096 GB of RAM compared to 128 GB — 3100% more capacity for professional workloads. Memory channels: 2 (Core i5-12400F) vs 8 (Xeon w9-3575X). PCIe lanes: 20 (Core i5-12400F) vs 112 (Xeon w9-3575X) — the Xeon w9-3575X offers 92 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and W790 (Xeon w9-3575X).

Feature	Core i5-12400F	Xeon w9-3575X
Socket	LGA1700	LGA4677
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR5-4800, DDR4-3200	DDR5-4800
Max RAM Capacity	128 GB	4096 GB+3100%
RAM Channels	2	8+300%
ECC Support	No	Yes
PCIe Lanes	20	112+460%

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Advanced Features

Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs true (Xeon w9-3575X). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; Xeon w9-3575X rivals Ryzen Threadripper 7970X.

Feature	Core i5-12400F	Xeon w9-3575X
Integrated GPU	No	No
IGPU Model	—	None
Unlocked	—	Yes
AVX-512	—	Yes
Virtualization	VT-x, VT-d, EPT	true
Target Use	Gaming Performance/Value	—

💰

Value Analysis

At launch, the Core i5-12400F was priced at $174, while the Xeon w9-3575X came in at $3789. On launch pricing ($174 vs $3789), Core i5-12400F was $3615 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 21.8 pts/$ for the Xeon w9-3575X — making the Core i5-12400F the 135% better value option.

Feature	Core i5-12400F	Xeon w9-3575X
MSRP	$174-95%	$3789
Performance per Dollar	112.3+415%	21.8
Release Date	2022	2024

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