Core i7-12700K vs Ryzen 7 8745HX

Intel

Core i7-12700K

12 Cores20 Thrd125 WWMax: 5 GHz2021

Popular choices:

VS
AMD

Ryzen 7 8745HX

8 Cores16 Thrd55 WWMax: 5.1 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

  • +5.3% higher PassMark.

Trade-offs

  • Smaller total L3 cache (25 MB vs 32 MB).
  • Launch MSRP is still $409 MSRP, while Ryzen 7 8745HX mostly shows up through inconsistent older-market listings.
  • 127.3% higher power demand at 125W vs 55W.
  • No boxed cooler included, unlike Ryzen 7 8745HX.

Ryzen 7 8745HX

2025

Why buy it

  • +28% larger total L3 cache (32 MB vs 25 MB).
  • Draws 55W instead of 125W, a 70W reduction.
  • 40% more PCIe lanes (28 vs 20) for storage and expansion-heavy builds.
  • Includes a boxed cooler (Laptop Integrated), unlike Core i7-12700K.

Trade-offs

  • Lower PassMark (32,620 vs 34,347).

Quick Answers

So, is Ryzen 7 8745HX better than Core i7-12700K?
It depends on what matters more to you. For gaming, Ryzen 7 8745HX is ahead with a 2.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-12700K pulls ahead with 5.3% better PassMark. Ryzen 7 8745HX also has the bigger cache pool with 28% larger total L3 cache (32 MB vs 25 MB).
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 5.3% better PassMark, backed by 12 cores and 20 threads.
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 7 8745HX is still the faster CPU overall, but Core i7-12700K makes more sense if price matters more than absolute performance. Ryzen 7 8745HX is at an unclear MSRP at unclear MSRP versus $409 MSRP, and it gives you a 2.9% average FPS lead across 50 shared CPU game tests in our data. The trade-off is that Core i7-12700K is still stronger for heavier multi-core work with 5.3% better PassMark. Core i7-12700K is also 100.0% better value on MSRP (84.0 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.
Which one is more future-proof for 2026 and beyond?
Ryzen 7 8745HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021) and 28% larger total L3 cache (32 MB vs 25 MB). 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 i7-12700KRyzen 7 8745HX
1080p
low314 FPS254 FPS
medium295 FPS236 FPS
high246 FPS204 FPS
ultra193 FPS175 FPS
1440p
low269 FPS218 FPS
medium225 FPS183 FPS
high182 FPS152 FPS
ultra145 FPS133 FPS
4K
low170 FPS152 FPS
medium142 FPS127 FPS
high109 FPS99 FPS
ultra96 FPS86 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i7-12700KRyzen 7 8745HX
1080p
low630 FPS620 FPS
medium533 FPS518 FPS
high450 FPS428 FPS
ultra410 FPS387 FPS
1440p
low536 FPS529 FPS
medium475 FPS463 FPS
high403 FPS388 FPS
ultra349 FPS332 FPS
4K
low312 FPS310 FPS
medium280 FPS277 FPS
high266 FPS261 FPS
ultra234 FPS229 FPS
League of Legends

League of Legends

PresetCore i7-12700KRyzen 7 8745HX
1080p
low797 FPS816 FPS
medium633 FPS735 FPS
high556 FPS653 FPS
ultra472 FPS560 FPS
1440p
low704 FPS701 FPS
medium565 FPS564 FPS
high490 FPS490 FPS
ultra422 FPS415 FPS
4K
low510 FPS486 FPS
medium425 FPS405 FPS
high381 FPS364 FPS
ultra321 FPS304 FPS
Valorant

Valorant

PresetCore i7-12700KRyzen 7 8745HX
1080p
low859 FPS816 FPS
medium802 FPS816 FPS
high699 FPS816 FPS
ultra628 FPS772 FPS
1440p
low760 FPS816 FPS
medium678 FPS755 FPS
high590 FPS663 FPS
ultra519 FPS579 FPS
4K
low535 FPS568 FPS
medium488 FPS509 FPS
high437 FPS459 FPS
ultra384 FPS399 FPS

Technical Specifications

Side-by-side comparison of Core i7-12700K and Ryzen 7 8745HX

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.

AMD

Ryzen 7 8745HX

The Ryzen 7 8745HX is manufactured by AMD. It was released in 23 April 2025 (less than a year ago). It is based on the Dragon Range (2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 5.1 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 32,620 points. Launch price was $499.

Processing Power

The Core i7-12700K packs 12 cores / 20 threads, while the Ryzen 7 8745HX offers 8 cores / 16 threads — the Core i7-12700K has 4 more cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 5.1 GHz on the Ryzen 7 8745HX — a 2% clock advantage for the Ryzen 7 8745HX (base: 3.6 GHz vs 3.6 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Ryzen 7 8745HX uses Dragon Range (2025) (5 nm). In PassMark, the Core i7-12700K scores 34,347 against the Ryzen 7 8745HX's 32,620 — a 5.2% lead for the Core i7-12700K. L3 cache: 25 MB (total) on the Core i7-12700K vs 32 MB (total) on the Ryzen 7 8745HX.

FeatureCore i7-12700KRyzen 7 8745HX
Cores / Threads
12 / 20+50%
8 / 16
Boost Clock
5 GHz
5.1 GHz+2%
Base Clock
3.6 GHz
3.6 GHz
L3 Cache
25 MB (total)
32 MB (total)+28%
L2 Cache
1.25 MB (per core)+25%
1 MB (per core)
Process
10 nm
5 nm-50%
Architecture
Alder Lake, Golden Cove, Gracemont (2021)
Dragon Range (2025)
PassMark
34,347+5%
32,620
Cinebench R23 Multi
18,000
Geekbench 6 Single
2,700
Geekbench 6 Multi
13,500
🧠

Memory & Platform

The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Ryzen 7 8745HX uses FL1 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus DDR5-5200 on the Ryzen 7 8745HX — the Core i7-12700K supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-12700K supports up to 128 of RAM compared to 64 GB 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i7-12700K) vs 28 (Ryzen 7 8745HX) — the Ryzen 7 8745HX offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i7-12700K) and FL1 (Ryzen 7 8745HX).

FeatureCore i7-12700KRyzen 7 8745HX
Socket
LGA1700
FL1
PCIe Generation
PCIe 5.0+25%
PCIe 4.0
Max RAM Speed
4800+95900%
DDR5-5200
Max RAM Capacity
128
64 GB+52428700%
RAM Channels
2
2
ECC Support
Yes
No
PCIe Lanes
20
28+40%
🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 8745HX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i7-12700K) vs AMD-V (Ryzen 7 8745HX). Both include integrated graphics Intel UHD Graphics 770 (Core i7-12700K) and Radeon 610M (Ryzen 7 8745HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 8745HX targets High-end Gaming Laptop. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X; Ryzen 7 8745HX rivals Core i7-14700HX.

FeatureCore i7-12700KRyzen 7 8745HX
Integrated GPU
Yes
Yes
IGPU Model
Intel UHD Graphics 770
Radeon 610M
Unlocked
Yes
Yes
AVX-512
No
Yes
Virtualization
VT-x, VT-d
AMD-V
Target Use
High-end Gaming Laptop