Core Ultra 5 245HX vs Xeon W-3275M

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 5 245HX vs Xeon W-3275M 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 5 245HX vs Xeon W-3275M: 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 5 245HX

2025

Why buy it

✅Draws 55W instead of 205W, a 150W reduction.
✅Newer platform on FCBGA2114 with DDR5 support instead of LGA3647 and DDR4.
✅Integrated graphics onboard with Intel Arc Xe-LPG Graphics, while Xeon W-3275M needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon W-3275M across 50 shared CPU benchmark tests.
❌Lower PassMark (39,605 vs 40,419).
❌Smaller total L3 cache (24 MB vs 39 MB).
❌Less compelling for workstation-style loads than Xeon W-3275M, which brings 28 cores / 56 threads and 64 PCIe lanes.

Xeon W-3275M

2019

Why buy it

✅Better for gaming: +7.4% higher average FPS across 50 shared CPU benchmark tests.
✅+60.4% larger total L3 cache (39 MB vs 24 MB).
✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 64 PCIe lanes vs 24.
✅166.7% more PCIe lanes (64 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $4,449 MSRP, while Core Ultra 5 245HX mostly shows up through inconsistent older-market listings.
❌272.7% higher power demand at 205W vs 55W.
❌Older platform position on LGA3647 with DDR4, while Core Ultra 5 245HX moves to FCBGA2114 and DDR5.
❌No integrated graphics, while Core Ultra 5 245HX can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon W-3275M better than Core Ultra 5 245HX?

Not really, because they are built for different jobs. Xeon W-3275M makes more sense for workstation-style multi-core throughput, while Core Ultra 5 245HX 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-3275M is the better pick. According to our tests, it delivers 7.4% 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-3275M is the stronger fit. You are getting 2.1% better PassMark, backed by 28 cores and 56 threads. It also has the larger cache pool with 60.4% larger total L3 cache (39 MB vs 24 MB).

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

Xeon W-3275M is the better buy right now. Xeon W-3275M comes in at an unclear MSRP at $4,449 MSRP versus unclear MSRP, and it still gives you a 7.4% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (9.1 vs 0.0 PassMark/$), 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 5 245HX makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2019) and a healthier platform with FCBGA2114 and DDR5 instead of LGA3647. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core Ultra 5 245HX vs Xeon W-3275M Technical Specifications

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

Core Ultra 5 245HX

The Core Ultra 5 245HX is manufactured by Intel. It was released in 13 January 2025 (less than a year ago). It is based on the Arrow Lake-HX (2025) architecture. It features 14 cores and 14 threads. Base frequency is 3.1 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: FCBGA2114. Thermal design power (TDP): 55 Watt. Memory support: DDR5-6400. Passmark benchmark score: 39,605 points. Launch price was $499.

Xeon W-3275M

The Xeon W-3275M is manufactured by Intel. It was released in 3 June 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 40,419 points. Launch price was $7,453.

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Processing Power

The Core Ultra 5 245HX packs 14 cores / 14 threads, while the Xeon W-3275M offers 28 cores / 56 threads — the Xeon W-3275M has 14 more cores. Boost clocks reach 5.1 GHz on the Core Ultra 5 245HX versus 4.6 GHz on the Xeon W-3275M — a 10.3% clock advantage for the Core Ultra 5 245HX (base: 3.1 GHz vs 2.5 GHz). The Core Ultra 5 245HX uses the Arrow Lake-HX (2025) architecture (3 nm), while the Xeon W-3275M uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core Ultra 5 245HX scores 39,605 against the Xeon W-3275M's 40,419 — a 2% lead for the Xeon W-3275M. L3 cache: 24 MB (total) on the Core Ultra 5 245HX vs 38.5 MB on the Xeon W-3275M.

Feature	Core Ultra 5 245HX	Xeon W-3275M
Cores / Threads	14 / 14	28 / 56+100%
Boost Clock	5.1 GHz+11%	4.6 GHz
Base Clock	3.1 GHz+24%	2.5 GHz
L3 Cache	24 MB (total)	38.5 MB+60%
L2 Cache	3 MB (per core)	28 MB+833%
Process	3 nm-79%	14 nm
Architecture	Arrow Lake-HX (2025)	Cascade Lake (2019−2020)
PassMark	39,605	40,419+2%

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Memory & Platform

The Core Ultra 5 245HX uses the FCBGA2114 socket (PCIe 5.0), while the Xeon W-3275M uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Core Ultra 5 245HX versus 2933 on the Xeon W-3275M — the Core Ultra 5 245HX supports 118.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3275M supports up to 2048 of RAM compared to 256 — 700% more capacity for professional workloads. Memory channels: 2 (Core Ultra 5 245HX) vs 6 (Xeon W-3275M). PCIe lanes: 24 (Core Ultra 5 245HX) vs 64 (Xeon W-3275M) — the Xeon W-3275M offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Arrow Lake-HX (Core Ultra 5 245HX) and C620 (Xeon W-3275M).

Feature	Core Ultra 5 245HX	Xeon W-3275M
Socket	FCBGA2114	LGA3647
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	6400+118%	2933
Max RAM Capacity	256	2048+700%
RAM Channels	2	6+200%
ECC Support	Yes	Yes
PCIe Lanes	24	64+167%

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Advanced Features

Only the Core Ultra 5 245HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-3275M supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. The Core Ultra 5 245HX includes integrated graphics (Intel Arc Xe-LPG Graphics), while the Xeon W-3275M requires a dedicated GPU. Direct competitor: Core Ultra 5 245HX rivals Ryzen 7 8845HS; Xeon W-3275M rivals EPYC 7742.