Core i7-12700K vs Core Ultra 7 265HX

Intel

Core i7-12700K

12 Cores20 Thrd125 WWMax: 5 GHz2021

Popular choices:

VS
Intel

Core Ultra 7 265HX

20 Cores20 Thrd55 WWMax: 5.3 GHz2025

Popular choices:

i7-12700K

Performance Spectrum - CPU

About PassMark

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

  • Costs $41 less on MSRP ($409 MSRP vs $450 MSRP).

Trade-offs

  • Lower PassMark (34,347 vs 48,975).
  • Smaller total L3 cache (25 MB vs 30 MB).
  • Lower PassMark per dollar, at 84.0 vs 108.8 PassMark/$ ($409 MSRP vs $450 MSRP).
  • 127.3% higher power demand at 125W vs 55W.

Core Ultra 7 265HX

2025

Why buy it

  • +20% larger total L3 cache (30 MB vs 25 MB).
  • Delivers 29.6% more PassMark for each dollar spent, at 108.8 vs 84.0 PassMark/$ ($450 MSRP vs $409 MSRP).
  • Draws 55W instead of 125W, a 70W reduction.

Trade-offs

  • 10% HIGHER MSRP
    $450 MSRPvs$409 MSRP

Quick Answers

So, is Core Ultra 7 265HX better than Core i7-12700K?
Yes. Core Ultra 7 265HX is the better overall CPU here. You are getting a 1.8% average FPS lead across 50 shared CPU game tests in our data, 42.6% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.
Which one is better for gaming?
If gaming is the priority, Core Ultra 7 265HX is the better pick here. According to our tests, it delivers 1.8% 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 7 265HX is the better fit. You are getting 42.6% better PassMark, backed by 20 cores and 20 threads. It also carries the larger cache pool with 20% larger total L3 cache (30 MB vs 25 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Core Ultra 7 265HX is the smarter buy today. Core Ultra 7 265HX is 10.0% more expensive on MSRP at $450 MSRP versus $409 MSRP, and it gives you a 1.8% average FPS lead across 50 shared CPU game tests in our data. It is also 29.6% better value on MSRP (108.8 vs 84.0 PassMark/$), 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 7 265HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021), 20% larger total L3 cache (30 MB vs 25 MB), and more multi-core headroom with 20 cores / 20 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.

Path of Exile 2

Path of Exile 2

PresetCore i7-12700KCore Ultra 7 265HX
1080p
low314 FPS280 FPS
medium295 FPS273 FPS
high246 FPS228 FPS
ultra193 FPS192 FPS
1440p
low269 FPS226 FPS
medium225 FPS194 FPS
high182 FPS156 FPS
ultra145 FPS136 FPS
4K
low170 FPS151 FPS
medium142 FPS129 FPS
high109 FPS100 FPS
ultra96 FPS87 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i7-12700KCore Ultra 7 265HX
1080p
low630 FPS696 FPS
medium533 FPS595 FPS
high450 FPS499 FPS
ultra410 FPS450 FPS
1440p
low536 FPS607 FPS
medium475 FPS540 FPS
high403 FPS453 FPS
ultra349 FPS385 FPS
4K
low312 FPS357 FPS
medium280 FPS325 FPS
high266 FPS305 FPS
ultra234 FPS266 FPS
League of Legends

League of Legends

PresetCore i7-12700KCore Ultra 7 265HX
1080p
low797 FPS839 FPS
medium633 FPS685 FPS
high556 FPS610 FPS
ultra472 FPS522 FPS
1440p
low704 FPS727 FPS
medium565 FPS596 FPS
high490 FPS519 FPS
ultra422 FPS441 FPS
4K
low510 FPS515 FPS
medium425 FPS434 FPS
high381 FPS394 FPS
ultra321 FPS336 FPS
Valorant

Valorant

PresetCore i7-12700KCore Ultra 7 265HX
1080p
low859 FPS998 FPS
medium802 FPS903 FPS
high699 FPS784 FPS
ultra628 FPS712 FPS
1440p
low760 FPS817 FPS
medium678 FPS726 FPS
high590 FPS628 FPS
ultra519 FPS558 FPS
4K
low535 FPS557 FPS
medium488 FPS503 FPS
high437 FPS451 FPS
ultra384 FPS398 FPS

Technical Specifications

Side-by-side comparison of Core i7-12700K and Core Ultra 7 265HX

Intel

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.

Intel

Core Ultra 7 265HX

The Core Ultra 7 265HX is manufactured by Intel. It was released in 2025-01-01. It is based on the Arrow Lake-HX (2025) architecture. It features 20 cores and 20 threads. Base frequency is 2.6 GHz, with boost up to 5.3 GHz. L3 cache: 30 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: 48,975 points. Launch price was $500.

Processing Power

The Core i7-12700K packs 12 cores / 20 threads, while the Core Ultra 7 265HX offers 20 cores / 20 threads — the Core Ultra 7 265HX has 8 more cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 5.3 GHz on the Core Ultra 7 265HX — a 5.8% clock advantage for the Core Ultra 7 265HX (base: 3.6 GHz vs 2.6 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Core Ultra 7 265HX uses Arrow Lake-HX (2025) (3 nm). In PassMark, the Core i7-12700K scores 34,347 against the Core Ultra 7 265HX's 48,975 — a 35.1% lead for the Core Ultra 7 265HX. L3 cache: 25 MB (total) on the Core i7-12700K vs 30 MB (total) on the Core Ultra 7 265HX.

FeatureCore i7-12700KCore Ultra 7 265HX
Cores / Threads
12 / 20
20 / 20+67%
Boost Clock
5 GHz
5.3 GHz+6%
Base Clock
3.6 GHz+38%
2.6 GHz
L3 Cache
25 MB (total)
30 MB (total)+20%
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
48,975+43%
Geekbench 6 Single
2,990
Geekbench 6 Multi
17,417
🧠

Memory & Platform

The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Core Ultra 7 265HX uses FCBGA2114 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus DDR5-6400 on the Core Ultra 7 265HX — the Core i7-12700K supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 7 265HX supports up to 192 GB of RAM compared to 128 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: Z690,B660 (Core i7-12700K) and WM880,HM870 (Core Ultra 7 265HX).

FeatureCore i7-12700KCore Ultra 7 265HX
Socket
LGA1700
FCBGA2114
PCIe Generation
PCIe 5.0
PCIe 5.0
Max RAM Speed
4800+95900%
DDR5-6400
Max RAM Capacity
128
192 GB+157286300%
RAM Channels
2
2
ECC Support
Yes
Yes
PCIe Lanes
20
20
🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Core Ultra 7 265HX supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics Intel UHD Graphics 770 (Core i7-12700K) and Arc Xe-LPG Graphics 64EU (Core Ultra 7 265HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X.

FeatureCore i7-12700KCore Ultra 7 265HX
Integrated GPU
Yes
Yes
IGPU Model
Intel UHD Graphics 770
Arc Xe-LPG Graphics 64EU
Unlocked
Yes
Yes
AVX-512
No
Yes
Virtualization
VT-x, VT-d
VT-x, VT-d
💰

Value Analysis

The Core i7-12700K launched at $409 MSRP, while the Core Ultra 7 265HX debuted at $450. On MSRP ($409 vs $450), the Core i7-12700K is $41 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-12700K delivers 84.0 pts/$ vs 108.8 pts/$ for the Core Ultra 7 265HX — making the Core Ultra 7 265HX the 25.8% better value option.

FeatureCore i7-12700KCore Ultra 7 265HX
MSRP
$409-9%
$450
Performance per Dollar
84.0
108.8+30%
Release Date
2021
2025