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: +18.0% higher average FPS across 50 shared CPU benchmark tests.
✅+108.3% larger total L3 cache (25 MB vs 12 MB).

Trade-offs

❌Launch MSRP is still $409 MSRP, while Core Ultra 5 225U mostly shows up through inconsistent older-market listings.
❌792.9% higher power demand at 125W vs 14W.

Core Ultra 5 225U

2025

Why buy it

✅Draws 14W instead of 125W, a 111W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-12700K across 50 shared CPU benchmark tests.
❌Lower PassMark (18,434 vs 34,347).
❌Smaller total L3 cache (12 MB vs 25 MB).

Core i7-12700K

2021

Core Ultra 5 225U

2025

Why buy it

✅Better for gaming: +18.0% higher average FPS across 50 shared CPU benchmark tests.
✅+108.3% larger total L3 cache (25 MB vs 12 MB).

Why buy it

✅Draws 14W instead of 125W, a 111W reduction.

Trade-offs

❌Launch MSRP is still $409 MSRP, while Core Ultra 5 225U mostly shows up through inconsistent older-market listings.
❌792.9% higher power demand at 125W vs 14W.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-12700K across 50 shared CPU benchmark tests.
❌Lower PassMark (18,434 vs 34,347).
❌Smaller total L3 cache (12 MB vs 25 MB).

Quick Answers

So, is Core i7-12700K better than Core Ultra 5 225U?

Yes. Core i7-12700K is the better overall CPU here. You are getting a 18.0% average FPS lead across 50 shared CPU game tests in our data and 86.3% better PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core i7-12700K is the better pick here. According to our tests, it delivers 18.0% 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 i7-12700K is the better fit. You are getting 86.3% better PassMark, backed by 12 cores and 20 threads. It also carries the larger cache pool with 108.3% larger total L3 cache (25 MB vs 12 MB).

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

Core i7-12700K is the smarter buy today. Core i7-12700K is at an unclear MSRP at $409 MSRP versus unclear MSRP, and it gives you a 18.0% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (84.0 vs 0.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Core Ultra 5 225U is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021). 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 225U Benchmark Check

Path of Exile 2

Preset	Core i7-12700K	Core Ultra 5 225U
1080p
low	314 FPS	277 FPS
medium	295 FPS	248 FPS
high	246 FPS	210 FPS
ultra	193 FPS	181 FPS
1440p
low	269 FPS	230 FPS
medium	225 FPS	185 FPS
high	182 FPS	152 FPS
ultra	145 FPS	134 FPS
4K
low	170 FPS	161 FPS
medium	142 FPS	131 FPS
high	109 FPS	101 FPS
ultra	96 FPS	89 FPS

Open Core i7-12700K Open Core Ultra 5 225U

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-12700K	Core Ultra 5 225U
1080p
low	630 FPS	420 FPS
medium	533 FPS	335 FPS
high	450 FPS	295 FPS
ultra	410 FPS	259 FPS
1440p
low	536 FPS	358 FPS
medium	475 FPS	296 FPS
high	403 FPS	266 FPS
ultra	349 FPS	227 FPS
4K
low	312 FPS	278 FPS
medium	280 FPS	237 FPS
high	266 FPS	219 FPS
ultra	234 FPS	188 FPS

Open Core i7-12700K Open Core Ultra 5 225U

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-12700K	Core Ultra 5 225U
1080p
low	797 FPS	461 FPS
medium	633 FPS	461 FPS
high	556 FPS	461 FPS
ultra	472 FPS	461 FPS
1440p
low	704 FPS	461 FPS
medium	565 FPS	461 FPS
high	490 FPS	461 FPS
ultra	422 FPS	461 FPS
4K
low	510 FPS	461 FPS
medium	425 FPS	461 FPS
high	381 FPS	409 FPS
ultra	321 FPS	342 FPS

Open Core i7-12700K Open Core Ultra 5 225U

League of Legends

League of Legends

Valorant

Preset	Core i7-12700K	Core Ultra 5 225U
1080p
low	859 FPS	461 FPS
medium	802 FPS	461 FPS
high	699 FPS	461 FPS
ultra	628 FPS	461 FPS
1440p
low	760 FPS	461 FPS
medium	678 FPS	461 FPS
high	590 FPS	461 FPS
ultra	519 FPS	461 FPS
4K
low	535 FPS	461 FPS
medium	488 FPS	461 FPS
high	437 FPS	461 FPS
ultra	384 FPS	410 FPS

Open Core i7-12700K Open Core Ultra 5 225U

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-12700K and Core Ultra 5 225U

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 225U

The Core Ultra 5 225U is manufactured by Intel. It was released in 1 January 2025 (less than a year ago). It is based on the Arrow Lake-U (2025) architecture. It features 12 cores and 14 threads. Base frequency is 2.4 GHz, with boost up to 4.8 GHz. L3 cache: 12 MB. Built on 5 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): 14 MB + 12 MB. Memory support: DDR5. Passmark benchmark score: 18,434 points. Launch price was $299.

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Processing Power

The Core i7-12700K packs 12 cores / 20 threads, matching the Core Ultra 5 225U's 12 cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 4.8 GHz on the Core Ultra 5 225U — a 4.1% clock advantage for the Core i7-12700K (base: 3.6 GHz vs 2.4 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Core Ultra 5 225U uses Arrow Lake-U (2025) (5 nm). In PassMark, the Core i7-12700K scores 34,347 against the Core Ultra 5 225U's 18,434 — a 60.3% lead for the Core i7-12700K. L3 cache: 25 MB (total) on the Core i7-12700K vs 12 MB on the Core Ultra 5 225U.

Feature	Core i7-12700K	Core Ultra 5 225U
Cores / Threads	12 / 20	12 / 14
Boost Clock	5 GHz+4%	4.8 GHz
Base Clock	3.6 GHz+50%	2.4 GHz
L3 Cache	25 MB (total)+108%	12 MB
L2 Cache	1.25 MB (per core)	—
Process	10 nm	5 nm-50%
Architecture	Alder Lake, Golden Cove, Gracemont (2021)	Arrow Lake-U (2025)
PassMark	34,347+86%	18,434
Geekbench 6 Single	—	2,374
Geekbench 6 Multi	—	7,846

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Memory & Platform

The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Core Ultra 5 225U uses FCBGA2049 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus DDR5-6400 / LPDDR5x-8400 on the Core Ultra 5 225U — the Core i7-12700K supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 of RAM. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: Z690,B660 (Core i7-12700K) and Meteor Lake SoC (Core Ultra 5 225U).

Feature	Core i7-12700K	Core Ultra 5 225U
Socket	LGA1700	FCBGA2049
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	4800+95900%	DDR5-6400 / LPDDR5x-8400
Max RAM Capacity	128	128 GB+104857500%
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	20	20

🔧

Advanced Features

Only the Core i7-12700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i7-12700K) vs VT-x / VT-d / EPT (Core Ultra 5 225U). Both include integrated graphics — Intel UHD Graphics 770 (Core i7-12700K) and Intel Graphics (4 Xe Cores) (Core Ultra 5 225U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core Ultra 5 225U targets Productivity. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X; Core Ultra 5 225U rivals Ryzen 5 8640U.

Feature	Core i7-12700K	Core Ultra 5 225U
Integrated GPU	Yes	Yes
IGPU Model	Intel UHD Graphics 770	Intel Graphics (4 Xe Cores)
Unlocked	Yes	No
AVX-512	No	No
Virtualization	VT-x, VT-d	VT-x / VT-d / EPT
Target Use	—	Productivity