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 7 265K vs Xeon w7-3545 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 7 265K vs Xeon w7-3545: 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 7 265K

2024

Why buy it

✅Better for gaming: +3.5% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $1,730 less on MSRP ($309 MSRP vs $2,039 MSRP).
✅Delivers 563.7% more PassMark for each dollar spent, at 190.3 vs 28.7 PassMark/$ ($309 MSRP vs $2,039 MSRP).
✅Draws 125W instead of 310W, a 185W reduction.
✅Integrated graphics onboard with Arc Graphics 64EU, while Xeon w7-3545 needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (30 MB vs 68 MB).
❌Less compelling for workstation-style loads than Xeon w7-3545, which brings 24 cores / 48 threads and 112 PCIe lanes.

Xeon w7-3545

2023

Why buy it

✅+125% larger total L3 cache (68 MB vs 30 MB).
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 112 PCIe lanes vs 20.
✅460% more PCIe lanes (112 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 7 265K across 50 shared CPU benchmark tests.
❌Lower Geekbench multi-core (16,200 vs 22,293).
❌Lower PassMark per dollar, at 28.7 vs 190.3 PassMark/$ ($2,039 MSRP vs $309 MSRP).
❌148% higher power demand at 310W vs 125W.
❌No integrated graphics, while Core Ultra 7 265K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core Ultra 7 265K better than Xeon w7-3545?

Not really, because they are built for different jobs. Xeon w7-3545 makes more sense for workstation-style multi-core throughput, while Core Ultra 7 265K 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 7 265K is the better pick. According to our tests, it delivers 3.5% 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 7 265K is the stronger fit. You are getting 37.6% better Geekbench multi-core, backed by 20 cores and 20 threads.

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

Core Ultra 7 265K is the better buy right now. Core Ultra 7 265K comes in $1,730 cheaper on MSRP at $309 MSRP versus $2,039 MSRP, and it still gives you a 3.5% average FPS lead across 50 shared CPU game tests in our data. It is also 563.7% better value on MSRP (190.3 vs 28.7 PassMark/$), 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 7 265K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023) and more multi-core headroom with 20 cores / 20 threads instead of 24/48. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core Ultra 7 265K vs Xeon w7-3545 Technical Specifications

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

Core Ultra 7 265K

The Core Ultra 7 265K is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 20 cores and 20 threads. Base frequency is 3.9 GHz, with boost up to 5.5 GHz. L3 cache: 30 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,789 points. Launch price was $394.

Xeon w7-3545

The Xeon w7-3545 is manufactured by Intel. It was released in 24 August 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.7 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 310 Watt. Memory support: DDR5-4800. Passmark benchmark score: 58,453 points. Launch price was $2,039.

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Processing Power

The Core Ultra 7 265K packs 20 cores / 20 threads, while the Xeon w7-3545 offers 24 cores / 48 threads — the Xeon w7-3545 has 4 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 7 265K versus 4.8 GHz on the Xeon w7-3545 — a 13.6% clock advantage for the Core Ultra 7 265K (base: 3.9 GHz vs 2.7 GHz). The Core Ultra 7 265K uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Xeon w7-3545 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Core Ultra 7 265K scores 58,789 against the Xeon w7-3545's 58,453 — a 0.6% lead for the Core Ultra 7 265K. Geekbench 6 single-core — the metric most relevant to gaming — records 3,283 vs 2,300, a 35.2% lead for the Core Ultra 7 265K that directly translates to higher frame rates. Multi-core Geekbench: 22,293 vs 16,200 (31.7% advantage for the Core Ultra 7 265K). L3 cache: 30 MB (total) on the Core Ultra 7 265K vs 67.5 MB on the Xeon w7-3545.

Feature	Core Ultra 7 265K	Xeon w7-3545
Cores / Threads	20 / 20	24 / 48+20%
Boost Clock	5.5 GHz+15%	4.8 GHz
Base Clock	3.9 GHz+44%	2.7 GHz
L3 Cache	30 MB (total)	67.5 MB+125%
L2 Cache	3 MB (per core)+50%	2 MB (per core)
Process	3 nm-57%	Intel 7 nm
Architecture	Arrow Lake-S (2024−2025)	Sapphire Rapids (2023−2024)
PassMark	58,789	58,453
Cinebench R23 Multi	36,309	—
Geekbench 6 Single	3,283+43%	2,300
Geekbench 6 Multi	22,293+38%	16,200

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Memory & Platform

The Core Ultra 7 265K uses the LGA1851 socket (PCIe 5.0), while the Xeon w7-3545 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 7 265K versus DDR5-4800 on the Xeon w7-3545 — the Core Ultra 7 265K supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3545 supports up to 4096 GB of RAM compared to 256 GB — 1500% more capacity for professional workloads. Memory channels: 2 (Core Ultra 7 265K) vs 8 (Xeon w7-3545). PCIe lanes: 20 (Core Ultra 7 265K) vs 112 (Xeon w7-3545) — the Xeon w7-3545 offers 92 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1851 (Core Ultra 7 265K) and Intel W790 (Xeon w7-3545).

Feature	Core Ultra 7 265K	Xeon w7-3545
Socket	LGA1851	LGA4677
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6400+33%	DDR5-4800
Max RAM Capacity	256 GB	4096 GB+1500%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	20	112+460%

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Core Ultra 7 265K) vs true (Xeon w7-3545). The Core Ultra 7 265K includes integrated graphics (Arc Graphics 64EU), while the Xeon w7-3545 requires a dedicated GPU. Direct competitor: Xeon w7-3545 rivals Threadripper PRO 7965WX.

Feature	Core Ultra 7 265K	Xeon w7-3545
Integrated GPU	Yes	No
IGPU Model	Arc Graphics 64EU	None
Unlocked	Yes	Yes
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	true

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Value Analysis

At launch, the Core Ultra 7 265K was priced at $309, while the Xeon w7-3545 came in at $2039. On launch pricing ($309 vs $2039), Core Ultra 7 265K was $1730 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core Ultra 7 265K delivers 190.3 pts/$ vs 28.7 pts/$ for the Xeon w7-3545 — making the Core Ultra 7 265K the 147.6% better value option.

Feature	Core Ultra 7 265K	Xeon w7-3545
MSRP	$309-85%	$2039
Performance per Dollar	190.3+563%	28.7
Release Date	2024	2023

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