Intel Xeon W 3365 vs Intel Core i9 12900KS

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the Intel Xeon W 3365 is the better pick — it scores 75/100 to the Intel Core i9 12900KS's 61, leading on Core Specifications and Benchmark. Choose the Intel Core i9 12900KS instead if integrated graphics matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

Intel Xeon W 3365 leads overall

Intel Xeon W 3365

Intel Core i9 12900KS

Why it stands out

Core Specifications L2 Cache: 40 MB (186% more)
Core Specifications L1 Cache: 2,560 KB (82% more)
Core Specifications Base Power Consumption: 270 W (80% more)

Winner by category for Intel Xeon W 3365 vs Intel Core i9 12900KS
Category	Intel Xeon W 3365	Intel Core i9 12900KS	Winner
Core Specifications	57	52	Intel Xeon W 3365
Integrated Graphics	0	44	Intel Core i9 12900KS
Benchmark	85	68	Intel Xeon W 3365

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.

Intel Xeon W 3365

This is a listing of Intel Xeon processors, cataloging models by their generation and architecture (Source 1). The list serves as a comprehensive resource detailing various Xeon lines for system builders and researchers needing historical product information.

Best for reference buildingBest for historical tech review

Pros

Provides a chronological overview of different processor generations
Classifies processors by core-based versus NetBurst-based architectures
Details numerous models across several architectural eras (e.g., P6, Core, Nehalem)

Cons

The source is purely a massive list and does not offer detailed specifications for any single product
Only listing the inclusion of model names and their processor generation/architecture

Intel Core i9 12900KS

The Intel Core i9 12900KS is a top-tier desktop processor designed for the LGA1700 platform, equipped with 16 cores and 24 threads. It features a maximum boost clock frequency of up to 5.5 GHz alongside integrated Intel UHD Graphics 770. Built for enthusiasts and demanding power users, it prioritizes extreme single-core and multi-core performance, though it demands a robust cooling solution to manage its thermal output.

Best for High-framerate PC gaming requiring top-tier single-core clock speedsBest for Demanding multi-threaded tasks such as video rendering and 3D animation

Pros

High peak clock speeds reaching up to 5.5 GHz
16 cores and 24 threads provide strong multi-threaded performance
Unlocked design allows for manual user overclocking
Includes integrated Intel UHD Graphics 770 for display output without a discrete GPU

Cons

High maximum power consumption reaching 241 W under heavy workloads
150 W base power requirement requires substantial thermal management

Official

Official specificationsProvided core technical specifications including core/thread count, clock speeds, cache sizes, power draw ratings, and integrated graphics details.

Video — reviews used (3)

Generated Nov 3, 2026

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

Intel Xeon W 3365

Check Price on Amazon

Intel Core i9 12900KS

Check Price on Amazon

Performance

Higher benchmark score = faster

Intel Xeon W 336557,312

Intel Core i9 12900KS43,378

See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	Intel Xeon W 3365	Intel Core i9 12900KS
Cores	32	16
Threads	64	24
Base Frequency	2.7 GHz	3.4 GHz26% more
Base Power Consumption	270 W80% more	150 W
Maximum Frequency	4 GHz	5.5 GHz38% more
Maximum Power Consumption	N/A	241 W
L1 Cache	2,560 KB82% more	1,408 KB
L2 Cache	40 MB186% more	14 MB
L3 Cache	48 MB60% more	30 MB
Lithography Process	10 nm	7 nm30% less
Is unlocked	No	Yes

Integrated Graphics

Feature	Intel Xeon W 3365	Intel Core i9 12900KS
Model	N/A

Benchmark

Feature	Intel Xeon W 3365	Intel Core i9 12900KS
PassMark CPU Mark	57,31232% more	43,378

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about Intel Xeon W 3365 vs Intel Core i9 12900KS comparison

Based on our overall comparison score, Intel Xeon W 3365 rates higher at 84/100 versus 70/100 for Intel Core i9 12900KS — a 14-point lead. Intel Xeon W 3365 is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

Intel Xeon W 3365 and Intel Core i9 12900KS are compared side by side above across every spec in the cpus category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 84/100 for Intel Xeon W 3365 and 70/100 for Intel Core i9 12900KS.

If you want the higher-rated cpus option overall, Intel Xeon W 3365 (84/100) edges out Intel Core i9 12900KS (70/100). But if Intel Core i9 12900KS is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.