Core Ultra 5 125H vs Xeon E-2456

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 125H vs Xeon E-2456 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 125H vs Xeon E-2456: 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 125H

2023

Why buy it

✅Better for gaming: +4.6% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Xeon E-2456

2023

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 5 125H across 50 shared CPU benchmark tests.
❌Lower PassMark (20,705 vs 20,754).

Quick Answers

So, is Core Ultra 5 125H better than Xeon E-2456?

Not really, because they are built for different jobs. Xeon E-2456 makes more sense for workstation-style multi-core throughput, while Core Ultra 5 125H 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 5 125H is the better pick. According to our tests, it delivers 4.6% 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 5 125H is the stronger fit. You are getting 0.2% better PassMark, backed by 14 cores and 18 threads.

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

Core Ultra 5 125H still makes the most sense overall. Core Ultra 5 125H comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 4.6% average FPS lead across 50 shared CPU game tests in our data.

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

Core Ultra 5 125H makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 14 cores / 18 threads instead of 6/12. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core Ultra 5 125H vs Xeon E-2456 Technical Specifications

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

Core Ultra 5 125H

The Core Ultra 5 125H is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Meteor Lake-H (2023) architecture. It features 14 cores and 18 threads. Base frequency is 3.6 GHz, with boost up to 4.5 GHz. L3 cache: 18 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 18 MB. Memory support: DDR5. Passmark benchmark score: 20,754 points. Launch price was $375.

Xeon E-2456

The Xeon E-2456 is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 3.3 GHz, with boost up to 5.1 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): 80 Watt. Memory support: DDR5-4800. Passmark benchmark score: 20,705 points. Launch price was $375.

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Processing Power

The Core Ultra 5 125H packs 14 cores / 18 threads, while the Xeon E-2456 offers 6 cores / 12 threads — the Core Ultra 5 125H has 8 more cores. Boost clocks reach 4.5 GHz on the Core Ultra 5 125H versus 5.1 GHz on the Xeon E-2456 — a 12.5% clock advantage for the Xeon E-2456 (base: 3.6 GHz vs 3.3 GHz). The Core Ultra 5 125H uses the Meteor Lake-H (2023) architecture (7 nm), while the Xeon E-2456 uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Core Ultra 5 125H scores 20,754 against the Xeon E-2456's 20,705 — a 0.2% lead for the Core Ultra 5 125H. Both processors carry 18 MB (total) of L3 cache.

Feature	Core Ultra 5 125H	Xeon E-2456
Cores / Threads	14 / 18+133%	6 / 12
Boost Clock	4.5 GHz	5.1 GHz+13%
Base Clock	3.6 GHz+9%	3.3 GHz
L3 Cache	18 MB (total)	18 MB (total)
L2 Cache	2 MB (per core)+60%	1.25 MB (per core)
Process	7 nm	Intel 7 nm
Architecture	Meteor Lake-H (2023)	Raptor Lake-S (2023−2024)
PassMark	20,754	20,705

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Memory & Platform

The Core Ultra 5 125H uses the FCBGA2049 socket (PCIe 5.0), while the Xeon E-2456 uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.