Core i5-13450HX vs Core Ultra 7 155H

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 i5-13450HX vs Core Ultra 7 155H 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 i5-13450HX vs Core Ultra 7 155H: Pros, Cons & Final Verdict

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

Core i5-13450HX

2023

Why buy it

✅+0.7% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 7 155H across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (20 MB vs 24 MB).
❌No integrated graphics, while Core Ultra 7 155H can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Core Ultra 7 155H.

Core Ultra 7 155H

2023

Why buy it

✅Better for gaming: +17.3% higher average FPS across 50 shared CPU benchmark tests.
✅+20% larger total L3 cache (24 MB vs 20 MB).
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel Arc Graphics (8 Xe-cores), while Core i5-13450HX needs a discrete GPU.
✅Includes a boxed cooler (Laptop Integrated), unlike Core i5-13450HX.

Trade-offs

❌Lower PassMark (24,705 vs 24,869).

Quick Answers

So, is Core i5-13450HX better than Core Ultra 7 155H?

It depends on what you want from the system. For gaming, Core Ultra 7 155H is ahead with a 17.3% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i5-13450HX pulls ahead with 0.7% better PassMark. Core Ultra 7 155H also has the bigger cache pool with 20% larger total L3 cache (24 MB vs 20 MB).

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i5-13450HX is the stronger fit. You are getting 0.7% better PassMark, backed by 10 cores and 16 threads.

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

Core i5-13450HX still makes the most sense overall. Core i5-13450HX comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.7% better PassMark.

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

Core Ultra 7 155H is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

Core i5-13450HX vs Core Ultra 7 155H Technical Specifications

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

Core i5-13450HX

The Core i5-13450HX is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-HX (2023) architecture. It features 10 cores and 16 threads. Base frequency is 2.4 GHz, with boost up to 4.6 GHz. L3 cache: 20 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1964. Thermal design power (TDP): + 20 MB. Memory support: DDR4, DDR5. Passmark benchmark score: 24,869 points. Launch price was $326.

Core Ultra 7 155H

The Core Ultra 7 155H 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 16 cores and 22 threads. Base frequency is 3.8 GHz, with boost up to 4.8 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 24 MB. Memory support: DDR5. Passmark benchmark score: 24,705 points. Launch price was $503.

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Processing Power

The Core i5-13450HX packs 10 cores / 16 threads, while the Core Ultra 7 155H offers 16 cores / 22 threads — the Core Ultra 7 155H has 6 more cores. Boost clocks reach 4.6 GHz on the Core i5-13450HX versus 4.8 GHz on the Core Ultra 7 155H — a 4.3% clock advantage for the Core Ultra 7 155H (base: 2.4 GHz vs 3.8 GHz). The Core i5-13450HX uses the Raptor Lake-HX (2023) architecture (Intel 7 nm), while the Core Ultra 7 155H uses Meteor Lake-H (2023) (7 nm). In PassMark, the Core i5-13450HX scores 24,869 against the Core Ultra 7 155H's 24,705 — a 0.7% lead for the Core i5-13450HX. L3 cache: 20 MB (total) on the Core i5-13450HX vs 24 MB (total) on the Core Ultra 7 155H.

Feature	Core i5-13450HX	Core Ultra 7 155H
Cores / Threads	10 / 16	16 / 22+60%
Boost Clock	4.6 GHz	4.8 GHz+4%
Base Clock	2.4 GHz	3.8 GHz+58%
L3 Cache	20 MB (total)	24 MB (total)+20%
L2 Cache	2 MB (per core)	2 MB (per core)
Process	Intel 7 nm	7 nm
Architecture	Raptor Lake-HX (2023)	Meteor Lake-H (2023)
PassMark	24,869	24,705
Cinebench R23 Multi	—	17,650
Geekbench 6 Single	—	2,384
Geekbench 6 Multi	—	12,433

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Memory & Platform

The Core i5-13450HX uses the FCBGA1964 socket (PCIe 5.0), while the Core Ultra 7 155H uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Core i5-13450HX	Core Ultra 7 155H
Socket	FCBGA1964	FCBGA2049
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	—	LPDDR5x-7467, DDR5-5600
Max RAM Capacity	—	96 GB
RAM Channels	—	2
ECC Support	—	No
PCIe Lanes	—	28

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Advanced Features

Virtualization: not specified (Core i5-13450HX) / VT-x, VT-d, EPT (Core Ultra 7 155H). The Core Ultra 7 155H includes integrated graphics (Intel Arc Graphics (8 Xe-cores)), while the Core i5-13450HX requires a dedicated GPU. Primary use case: Core Ultra 7 155H targets Thin-and-light Performance / AI. Direct competitor: Core Ultra 7 155H rivals Ryzen 7 8840HS.

Feature	Core i5-13450HX	Core Ultra 7 155H
Integrated GPU	—	Yes
IGPU Model	—	Intel Arc Graphics (8 Xe-cores)
Unlocked	—	No
AVX-512	—	No
Virtualization	—	VT-x, VT-d, EPT
Target Use	—	Thin-and-light Performance / AI