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 Ultra 9 285 vs Xeon W-3365 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 Ultra 9 285 vs Xeon W-3365: Pros, Cons & Final Verdict

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

Core Ultra 9 285

2025

Why buy it

✅Better for gaming: +16.3% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,910 less on MSRP ($589 MSRP vs $3,499 MSRP).
✅Delivers 495.4% more PassMark for each dollar spent, at 97.5 vs 16.4 PassMark/$ ($589 MSRP vs $3,499 MSRP).
✅Draws 65W instead of 270W, a 205W reduction.
✅Newer platform on LGA1851 with DDR5 support instead of LGA4189 and DDR4.

Trade-offs

❌Smaller total L3 cache (36 MB vs 48 MB).
❌Less compelling for workstation-style loads than Xeon W-3365, which brings 32 cores / 64 threads and 64 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon W-3365

2021

Why buy it

✅+33.3% larger total L3 cache (48 MB vs 36 MB).
✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 64 PCIe lanes vs 24.
✅166.7% more PCIe lanes (64 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 9 285 across 50 shared CPU benchmark tests.
❌Lower Geekbench multi-core (16,817 vs 20,000).
❌Lower PassMark per dollar, at 16.4 vs 97.5 PassMark/$ ($3,499 MSRP vs $589 MSRP).
❌315.4% higher power demand at 270W vs 65W.
❌Older platform position on LGA4189 with DDR4, while Core Ultra 9 285 moves to LGA1851 and DDR5.

Quick Answers

So, is Core Ultra 9 285 better than Xeon W-3365?

Not really, because they are built for different jobs. Xeon W-3365 makes more sense for workstation-style multi-core throughput, while Core Ultra 9 285 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 Ultra 9 285 is the better pick. According to our tests, it delivers 16.3% 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 Ultra 9 285 is the stronger fit. You are getting 18.9% better Geekbench multi-core, backed by 24 cores and 24 threads.

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

Core Ultra 9 285 is the better buy right now. Core Ultra 9 285 comes in $2,910 cheaper on MSRP at $589 MSRP versus $3,499 MSRP, and it still gives you a 16.3% average FPS lead across 50 shared CPU game tests in our data. It is also 495.4% better value on MSRP (97.5 vs 16.4 PassMark/$), 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 Ultra 9 285 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021), a healthier platform with LGA1851 and DDR5 instead of LGA4189, and more multi-core headroom with 24 cores / 24 threads instead of 32/64. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core Ultra 9 285 vs Xeon W-3365 Technical Specifications

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

Core Ultra 9 285

The Core Ultra 9 285 is manufactured by Intel. It was released in Janeiro 2025 (recentemente). It is based on the Arrow Lake-S (2024−2025) architecture. It features 24 cores and 24 threads. Base frequency is 2.5 GHz, with boost up to 5.5 GHz. L3 cache: 36 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 65 Watt. Memory support: DDR5-6400. Passmark benchmark score: 57,442 points. Launch price was $579.

Xeon W-3365

The Xeon W-3365 is manufactured by Intel. It was released in 2021-07-29. It is based on the Ice Lake-W (2021) architecture. It features 32 cores and 64 threads. Base frequency is 2.7 GHz, with boost up to 4 GHz. L3 cache: 48 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 270 Watt. Memory support: DDR4-3200. Passmark benchmark score: 57,312 points. Launch price was $3,499.

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Processing Power

The Core Ultra 9 285 packs 24 cores / 24 threads, while the Xeon W-3365 offers 32 cores / 64 threads — the Xeon W-3365 has 8 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 9 285 versus 4 GHz on the Xeon W-3365 — a 31.6% clock advantage for the Core Ultra 9 285 (base: 2.5 GHz vs 2.7 GHz). The Core Ultra 9 285 uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Xeon W-3365 uses Ice Lake-W (2021) (10 nm). In PassMark, the Core Ultra 9 285 scores 57,442 against the Xeon W-3365's 57,312 — a 0.2% lead for the Core Ultra 9 285. Geekbench 6 single-core — the metric most relevant to gaming — records 3,000 vs 1,960, a 41.9% lead for the Core Ultra 9 285 that directly translates to higher frame rates. Multi-core Geekbench: 20,000 vs 16,817 (17.3% advantage for the Core Ultra 9 285). L3 cache: 36 MB (total) on the Core Ultra 9 285 vs 48 MB (total) on the Xeon W-3365.

Feature	Core Ultra 9 285	Xeon W-3365
Cores / Threads	24 / 24	32 / 64+33%
Boost Clock	5.5 GHz+38%	4 GHz
Base Clock	2.5 GHz	2.7 GHz+8%
L3 Cache	36 MB (total)	48 MB (total)+33%
L2 Cache	3 MB (per core)+200%	1 MB (per core)
Process	3 nm-70%	10 nm
Architecture	Arrow Lake-S (2024−2025)	Ice Lake-W (2021)
PassMark	57,442	57,312
Cinebench R23 Multi	40,000	—
Geekbench 6 Single	3,000+53%	1,960
Geekbench 6 Multi	20,000+19%	16,817

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Memory & Platform

The Core Ultra 9 285 uses the LGA1851 socket (PCIe 5.0), while the Xeon W-3365 uses LGA4189 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 9 285 versus DDR4-3200 on the Xeon W-3365 — the Core Ultra 9 285 supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3365 supports up to 4096 GB of RAM compared to 192 GB — 2033.3% more capacity for professional workloads. Memory channels: 2 (Core Ultra 9 285) vs 8 (Xeon W-3365). PCIe lanes: 24 (Core Ultra 9 285) vs 64 (Xeon W-3365) — the Xeon W-3365 offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 800 Series (Core Ultra 9 285) and Intel C621A (Xeon W-3365).

Feature	Core Ultra 9 285	Xeon W-3365
Socket	LGA1851	LGA4189
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6400+100%	DDR4-3200
Max RAM Capacity	192 GB	4096 GB+2033%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	24	64+167%

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Advanced Features

Neither processor supports overclocking. Only the Xeon W-3365 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Core Ultra 9 285) vs true (Xeon W-3365). The Core Ultra 9 285 includes integrated graphics (Arc Graphics), while the Xeon W-3365 requires a dedicated GPU. Primary use case: Core Ultra 9 285 targets High-End Gaming. Direct competitor: Xeon W-3365 rivals EPYC 7543.

Feature	Core Ultra 9 285	Xeon W-3365
Integrated GPU	Yes	No
IGPU Model	Arc Graphics	None
Unlocked	No	No
AVX-512	No	Yes
Virtualization	Yes	true
Target Use	High-End Gaming	—

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Value Analysis

At launch, the Core Ultra 9 285 was priced at $589, while the Xeon W-3365 came in at $3499. On launch pricing ($589 vs $3499), Core Ultra 9 285 was $2910 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core Ultra 9 285 delivers 97.5 pts/$ vs 16.4 pts/$ for the Xeon W-3365 — making the Core Ultra 9 285 the 142.5% better value option.

Feature	Core Ultra 9 285	Xeon W-3365
MSRP	$589-83%	$3499
Performance per Dollar	97.5+495%	16.4
Release Date	2025	2021

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