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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Core i7-12700K

2021

Why buy it

✅Better for gaming: +6.5% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (34,347 vs 39,605).
❌Launch MSRP is still $409 MSRP, while Core Ultra 5 245HX mostly shows up through inconsistent older-market listings.
❌127.3% higher power demand at 125W vs 55W.

Core Ultra 5 245HX

2025

Why buy it

✅+15.3% higher PassMark.
✅Draws 55W instead of 125W, a 70W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-12700K across 50 shared CPU benchmark tests.

Core i7-12700K

2021

Core Ultra 5 245HX

2025

Why buy it

✅Better for gaming: +6.5% higher average FPS across 50 shared CPU benchmark tests.

Why buy it

✅+15.3% higher PassMark.
✅Draws 55W instead of 125W, a 70W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (34,347 vs 39,605).
❌Launch MSRP is still $409 MSRP, while Core Ultra 5 245HX mostly shows up through inconsistent older-market listings.
❌127.3% higher power demand at 125W vs 55W.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-12700K across 50 shared CPU benchmark tests.

Quick Answers

So, is Core Ultra 5 245HX better than Core i7-12700K?

It depends on what matters more to you. For gaming, Core i7-12700K is ahead with a 6.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core Ultra 5 245HX pulls ahead with 15.3% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core Ultra 5 245HX is the better fit. You are getting 15.3% better PassMark, backed by 14 cores and 14 threads.

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

Core Ultra 5 245HX is still the faster CPU overall, but Core i7-12700K makes more sense if price matters more than absolute performance. Core Ultra 5 245HX is at an unclear MSRP at unclear MSRP versus $409 MSRP, and it gives you 15.3% better PassMark. The trade-off is that Core i7-12700K is still the better pure gaming CPU with a 6.5% average FPS lead across 50 shared CPU game tests in our data. Core i7-12700K is also 100.0% better value on MSRP (84.0 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Core Ultra 5 245HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021) and more multi-core headroom with 14 cores / 14 threads instead of 12/20. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core i7-12700K Benchmark Check

Core Ultra 5 245HX Benchmark Check

Path of Exile 2

Preset	Core i7-12700K	Core Ultra 5 245HX
1080p
low	314 FPS	264 FPS
medium	295 FPS	252 FPS
high	246 FPS	213 FPS
ultra	193 FPS	181 FPS
1440p
low	269 FPS	222 FPS
medium	225 FPS	189 FPS
high	182 FPS	154 FPS
ultra	145 FPS	134 FPS
4K
low	170 FPS	150 FPS
medium	142 FPS	127 FPS
high	109 FPS	99 FPS
ultra	96 FPS	87 FPS

Open Core i7-12700K Open Core Ultra 5 245HX

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-12700K	Core Ultra 5 245HX
1080p
low	630 FPS	663 FPS
medium	533 FPS	560 FPS
high	450 FPS	465 FPS
ultra	410 FPS	427 FPS
1440p
low	536 FPS	575 FPS
medium	475 FPS	505 FPS
high	403 FPS	423 FPS
ultra	349 FPS	367 FPS
4K
low	312 FPS	339 FPS
medium	280 FPS	304 FPS
high	266 FPS	289 FPS
ultra	234 FPS	255 FPS

Open Core i7-12700K Open Core Ultra 5 245HX

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-12700K	Core Ultra 5 245HX
1080p
low	797 FPS	839 FPS
medium	633 FPS	685 FPS
high	556 FPS	610 FPS
ultra	472 FPS	522 FPS
1440p
low	704 FPS	727 FPS
medium	565 FPS	596 FPS
high	490 FPS	519 FPS
ultra	422 FPS	441 FPS
4K
low	510 FPS	504 FPS
medium	425 FPS	425 FPS
high	381 FPS	382 FPS
ultra	321 FPS	323 FPS

Open Core i7-12700K Open Core Ultra 5 245HX

League of Legends

League of Legends

Valorant

Preset	Core i7-12700K	Core Ultra 5 245HX
1080p
low	859 FPS	990 FPS
medium	802 FPS	906 FPS
high	699 FPS	786 FPS
ultra	628 FPS	714 FPS
1440p
low	760 FPS	820 FPS
medium	678 FPS	729 FPS
high	590 FPS	631 FPS
ultra	519 FPS	560 FPS
4K
low	535 FPS	559 FPS
medium	488 FPS	505 FPS
high	437 FPS	452 FPS
ultra	384 FPS	399 FPS

Open Core i7-12700K Open Core Ultra 5 245HX

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-12700K and Core Ultra 5 245HX

Core i7-12700K

The Core i7-12700K is manufactured by Intel. It was released in 4 November 2021 (4 years ago). It is based on the Alder Lake, Golden Cove, Gracemont (2021) architecture. It features 12 cores and 20 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 25 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 34,347 points. Launch price was $409.

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.

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Processing Power

The Core i7-12700K packs 12 cores / 20 threads, while the Core Ultra 5 245HX offers 14 cores / 14 threads — the Core Ultra 5 245HX has 2 more cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 5.1 GHz on the Core Ultra 5 245HX — a 2% clock advantage for the Core Ultra 5 245HX (base: 3.6 GHz vs 3.1 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Core Ultra 5 245HX uses Arrow Lake-HX (2025) (3 nm). In PassMark, the Core i7-12700K scores 34,347 against the Core Ultra 5 245HX's 39,605 — a 14.2% lead for the Core Ultra 5 245HX. L3 cache: 25 MB (total) on the Core i7-12700K vs 24 MB (total) on the Core Ultra 5 245HX.

Feature	Core i7-12700K	Core Ultra 5 245HX
Cores / Threads	12 / 20	14 / 14+17%
Boost Clock	5 GHz	5.1 GHz+2%
Base Clock	3.6 GHz+16%	3.1 GHz
L3 Cache	25 MB (total)+4%	24 MB (total)
L2 Cache	1.25 MB (per core)	3 MB (per core)+140%
Process	10 nm	3 nm-70%
Architecture	Alder Lake, Golden Cove, Gracemont (2021)	Arrow Lake-HX (2025)
PassMark	34,347	39,605+15%

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Memory & Platform

The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Core Ultra 5 245HX uses FCBGA2114 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus 6400 on the Core Ultra 5 245HX — the Core Ultra 5 245HX supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 5 245HX supports up to 256 of RAM compared to 128 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i7-12700K) vs 24 (Core Ultra 5 245HX) — the Core Ultra 5 245HX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i7-12700K) and Arrow Lake-HX (Core Ultra 5 245HX).

Feature	Core i7-12700K	Core Ultra 5 245HX
Socket	LGA1700	FCBGA2114
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	4800	6400+33%
Max RAM Capacity	128	256+100%
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	24+20%

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support VT-x, VT-d virtualization. Both include integrated graphics — Intel UHD Graphics 770 (Core i7-12700K) and Intel Arc Xe-LPG Graphics (Core Ultra 5 245HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X; Core Ultra 5 245HX rivals Ryzen 7 8845HS.