Core i7-12700K vs Core i7-14700HX

Intel

Core i7-12700K

12 Cores20 Thrd125 WWMax: 5 GHz2021

Popular choices:

VS
Intel

Core i7-14700HX

20 Cores28 Thrd55 WWMax: 5.4 GHz2024

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

  • Better for gaming: +11.2% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

  • Lower PassMark (34,347 vs 37,173).
  • Smaller total L3 cache (25 MB vs 33 MB).
  • Launch MSRP is still $409 MSRP, while Core i7-14700HX mostly shows up through inconsistent older-market listings.
  • 127.3% higher power demand at 125W vs 55W.

Core i7-14700HX

2024

Why buy it

  • +8.2% higher PassMark.
  • +32% larger total L3 cache (33 MB vs 25 MB).
  • Draws 55W instead of 125W, a 70W reduction.

Trade-offs

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

Quick Answers

So, is Core i7-14700HX better than Core i7-12700K?
It depends on what matters more to you. For gaming, Core i7-12700K is ahead with a 11.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-14700HX pulls ahead with 8.2% better PassMark. Core i7-14700HX also has the bigger cache pool with 32% larger total L3 cache (33 MB vs 25 MB).
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Core i7-14700HX is the better fit. You are getting 8.2% better PassMark, backed by 20 cores and 28 threads. It also carries the larger cache pool with 32% larger total L3 cache (33 MB vs 25 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Core i7-14700HX is still the faster CPU overall, but Core i7-12700K makes more sense if price matters more than absolute performance. Core i7-14700HX is at an unclear MSRP at unclear MSRP versus $409 MSRP, and it gives you 8.2% better PassMark. The trade-off is that Core i7-12700K is still the better pure gaming CPU with a 11.2% average FPS lead across 50 shared CPU game tests in our data. Core i7-12700K is also 100.0% better value on MSRP (84.0 vs 0.0 PassMark/$), 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 i7-14700HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2021), 32% larger total L3 cache (33 MB vs 25 MB), and more multi-core headroom with 20 cores / 28 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 i7-14700HX
1080p
low314 FPS315 FPS
medium295 FPS307 FPS
high246 FPS244 FPS
ultra193 FPS204 FPS
1440p
low269 FPS273 FPS
medium225 FPS236 FPS
high182 FPS175 FPS
ultra145 FPS154 FPS
4K
low170 FPS187 FPS
medium142 FPS160 FPS
high109 FPS119 FPS
ultra96 FPS107 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i7-12700KCore i7-14700HX
1080p
low630 FPS350 FPS
medium533 FPS299 FPS
high450 FPS251 FPS
ultra410 FPS228 FPS
1440p
low536 FPS304 FPS
medium475 FPS270 FPS
high403 FPS229 FPS
ultra349 FPS196 FPS
4K
low312 FPS179 FPS
medium280 FPS163 FPS
high266 FPS155 FPS
ultra234 FPS136 FPS
League of Legends

League of Legends

PresetCore i7-12700KCore i7-14700HX
1080p
low797 FPS647 FPS
medium633 FPS529 FPS
high556 FPS466 FPS
ultra472 FPS404 FPS
1440p
low704 FPS590 FPS
medium565 FPS490 FPS
high490 FPS426 FPS
ultra422 FPS370 FPS
4K
low510 FPS433 FPS
medium425 FPS373 FPS
high381 FPS338 FPS
ultra321 FPS289 FPS
Valorant

Valorant

PresetCore i7-12700KCore i7-14700HX
1080p
low859 FPS924 FPS
medium802 FPS841 FPS
high699 FPS725 FPS
ultra628 FPS651 FPS
1440p
low760 FPS778 FPS
medium678 FPS694 FPS
high590 FPS599 FPS
ultra519 FPS528 FPS
4K
low535 FPS549 FPS
medium488 FPS499 FPS
high437 FPS445 FPS
ultra384 FPS389 FPS

Technical Specifications

Side-by-side comparison of Core i7-12700K and Core i7-14700HX

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 i7-14700HX

The Core i7-14700HX is manufactured by Intel. It was released in 8 January 2024 (1 year ago). It is based on the Raptor Lake-HX Refresh (2024) architecture. It features 20 cores and 28 threads. Base frequency is 2.1 GHz, with boost up to 5.4 GHz. L3 cache: 33 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1964. Thermal design power (TDP): 55 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 37,173 points. Launch price was $499.

Processing Power

The Core i7-12700K packs 12 cores / 20 threads, while the Core i7-14700HX offers 20 cores / 28 threads — the Core i7-14700HX has 8 more cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 5.4 GHz on the Core i7-14700HX — a 7.7% clock advantage for the Core i7-14700HX (base: 3.6 GHz vs 2.1 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Core i7-14700HX uses Raptor Lake-HX Refresh (2024) (Intel 7 nm). In PassMark, the Core i7-12700K scores 34,347 against the Core i7-14700HX's 37,173 — a 7.9% lead for the Core i7-14700HX. L3 cache: 25 MB (total) on the Core i7-12700K vs 33 MB (total) on the Core i7-14700HX.

FeatureCore i7-12700KCore i7-14700HX
Cores / Threads
12 / 20
20 / 28+67%
Boost Clock
5 GHz
5.4 GHz+8%
Base Clock
3.6 GHz+71%
2.1 GHz
L3 Cache
25 MB (total)
33 MB (total)+32%
L2 Cache
1.25 MB (per core)
2 MB (per core)+60%
Process
10 nm
Intel 7 nm-30%
Architecture
Alder Lake, Golden Cove, Gracemont (2021)
Raptor Lake-HX Refresh (2024)
PassMark
34,347
37,173+8%
Geekbench 6 Single
2,871
Geekbench 6 Multi
17,358
🧠

Memory & Platform

The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Core i7-14700HX uses FCBGA1964 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus DDR5-5600 on the Core i7-14700HX — the Core i7-12700K supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-14700HX 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 Mobile (Core i7-14700HX).

FeatureCore i7-12700KCore i7-14700HX
Socket
LGA1700
FCBGA1964
PCIe Generation
PCIe 5.0
PCIe 5.0
Max RAM Speed
4800+95900%
DDR5-5600
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 i7-14700HX 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 UHD Graphics (Core i7-14700HX) — 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 i7-14700HX
Integrated GPU
Yes
Yes
IGPU Model
Intel UHD Graphics 770
UHD Graphics
Unlocked
Yes
Yes
AVX-512
No
Yes
Virtualization
VT-x, VT-d
VT-x, VT-d