Core Ultra 5 245K vs Core Ultra 5 245KF

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 245K vs Core Ultra 5 245KF 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 245K vs Core Ultra 5 245KF: 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 245K

2024

Why buy it

Trade-offs

❌Lower PassMark (43,417 vs 43,424).
❌Lower PassMark per dollar, at 136.1 vs 147.7 PassMark/$ ($319 MSRP vs $294 MSRP).

Core Ultra 5 245KF

2024

Why buy it

✅+0% higher PassMark.
✅Costs $25 less on MSRP ($294 MSRP vs $319 MSRP).
✅Delivers 8.5% more PassMark for each dollar spent, at 147.7 vs 136.1 PassMark/$ ($294 MSRP vs $319 MSRP).

Trade-offs

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

Quick Answers

So, is Core Ultra 5 245KF better than Core Ultra 5 245K?

Yes. Core Ultra 5 245KF is the better all-around CPU here. It gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data, 0% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

For gaming, this matchup is basically a tie in the data we have.

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

For streaming, content creation, and heavier multitasking, Core Ultra 5 245KF is the stronger fit. You are getting 0% better PassMark, backed by 14 cores and 14 threads.

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

Core Ultra 5 245KF is the better buy right now. Core Ultra 5 245KF comes in $25 cheaper on MSRP at $294 MSRP versus $319 MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data. It is also 8.5% better value on MSRP (147.7 vs 136.1 PassMark/$), 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 245KF makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 14 cores / 14 threads instead of 14/14. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core Ultra 5 245K vs Core Ultra 5 245KF Technical Specifications

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

Core Ultra 5 245K

The Core Ultra 5 245K 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 14 cores and 14 threads. Base frequency is 4.2 GHz, with boost up to 5.2 GHz. L3 cache: 24 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: 43,417 points. Launch price was $319.

Core Ultra 5 245KF

The Core Ultra 5 245KF 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 14 cores and 14 threads. Base frequency is 4.2 GHz, with boost up to 5.2 GHz. L3 cache: 24 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: 43,424 points. Launch price was $294.

⚡

Processing Power

Both the Core Ultra 5 245K and Core Ultra 5 245KF share an identical 14-core/14-thread configuration. Boost clocks reach 5.2 GHz on the Core Ultra 5 245K versus 5.2 GHz on the Core Ultra 5 245KF — identical boost frequencies (base: 4.2 GHz vs 4.2 GHz). Both are built on the Arrow Lake-S (2024−2025) architecture using a 3 nm process. In PassMark, the Core Ultra 5 245K scores 43,417 against the Core Ultra 5 245KF's 43,424 — a 0% lead for the Core Ultra 5 245KF. Both processors carry 24 MB (total) of L3 cache.

Feature	Core Ultra 5 245K	Core Ultra 5 245KF
Cores / Threads	14 / 14	14 / 14
Boost Clock	5.2 GHz	5.2 GHz
Base Clock	4.2 GHz	4.2 GHz
L3 Cache	24 MB (total)	24 MB (total)
L2 Cache	3 MB (per core)	3 MB (per core)
Process	3 nm	3 nm
Architecture	Arrow Lake-S (2024−2025)	Arrow Lake-S (2024−2025)
PassMark	43,417	43,424

🧠

Memory & Platform

Both processors use the LGA1851 socket with PCIe 5.0. Both support up to 6400 memory speed. Both support up to 192 of RAM. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: Z890,B860 (Core Ultra 5 245K) and Z890,B860 (Core Ultra 5 245KF).

Feature	Core Ultra 5 245K	Core Ultra 5 245KF
Socket	LGA1851	LGA1851
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	6400	6400
Max RAM Capacity	192	192
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	20

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support VT-x, VT-d virtualization. Both include integrated graphics — Intel Graphics (4 Xe-cores) (Core Ultra 5 245K) and Intel Graphics (4 Xe-cores) (Core Ultra 5 245KF) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core Ultra 5 245K rivals Ryzen 5 9600X; Core Ultra 5 245KF rivals Ryzen 5 9600X.

Feature	Core Ultra 5 245K	Core Ultra 5 245KF
Integrated GPU	Yes	Yes
IGPU Model	Intel Graphics (4 Xe-cores)	Intel Graphics (4 Xe-cores)
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d	VT-x, VT-d

💰

Value Analysis

At launch, the Core Ultra 5 245K was priced at $319, while the Core Ultra 5 245KF came in at $294. On launch pricing ($319 vs $294), Core Ultra 5 245KF was $25 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core Ultra 5 245K delivers 136.1 pts/$ vs 147.7 pts/$ for the Core Ultra 5 245KF — making the Core Ultra 5 245KF the 8.2% better value option.

Feature	Core Ultra 5 245K	Core Ultra 5 245KF
MSRP	$319	$294-8%
Performance per Dollar	136.1	147.7+9%
Release Date	2024	2024

Search Core Ultra 5 245K on Amazon

Search Core Ultra 5 245KF on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.