Core i5-12600K vs Ryzen 7 3700X

CPU

GPU

Core i5-12600K

10 Cores16 Thrd125 WWMax: 4.9 GHz2021

Core family

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Ryzen 7 3700X

8 Cores16 Thrd65 WWMax: 4.4 GHz2019

Ryzen family

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Core i5-12600K vs Ryzen 7 3700X Performance Spectrum

Core i5-12600K

10 / 16

27,586

+23.0%

22,430

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen 9 9900X3D

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

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.

Core i5-12600K vs Ryzen 7 3700X FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i5-12600K vs Ryzen 7 3700X: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i5-12600K

2021

Why buy it

✅Costs $40 less on MSRP ($289 MSRP vs $329 MSRP).
✅Delivers 40.0% more PassMark for each dollar spent, at 95.5 vs 68.2 PassMark/$ ($289 MSRP vs $329 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with Intel UHD Graphics 770, while Ryzen 7 3700X needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (20 MB vs 32 MB).
❌92.3% higher power demand at 125W vs 65W.

Ryzen 7 3700X

2019

Why buy it

✅+60% larger total L3 cache (32 MB vs 20 MB).
✅Draws 65W instead of 125W, a 60W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (22,430 vs 27,586).
❌Lower PassMark per dollar, at 68.2 vs 95.5 PassMark/$ ($329 MSRP vs $289 MSRP).
❌Older platform position on AM4 with DDR4, while Core i5-12600K moves to LGA1700 and DDR5.
❌No integrated graphics, while Core i5-12600K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-12600K better than Ryzen 7 3700X?

Yes. Core i5-12600K is the better all-around CPU here. It gives you a 1.5% average FPS lead across 50 shared CPU game tests in our data, 23% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-12600K is the better pick. According to our tests, it delivers 1.5% 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 i5-12600K is the stronger fit. You are getting 23% better PassMark, backed by 10 cores and 16 threads.

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

Core i5-12600K is the better buy right now. Core i5-12600K comes in $40 cheaper on MSRP at $289 MSRP versus $329 MSRP, and it still gives you a 1.5% average FPS lead across 50 shared CPU game tests in our data. It is also 40.0% better value on MSRP (95.5 vs 68.2 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 7 3700X can still make sense as a platform-matched option because it avoids a motherboard and RAM swap.

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

Core i5-12600K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2019), a healthier platform with LGA1700 and DDR5 instead of AM4, and more multi-core headroom with 10 cores / 16 threads instead of 8/16. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-12600K vs Ryzen 7 3700X Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i5-12600K

The Core i5-12600K 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 10 cores and 16 threads. Base frequency is 3.7 GHz, with boost up to 4.9 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 27,586 points. Launch price was $289.

Ryzen 7 3700X

The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.

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Processing Power

The Core i5-12600K packs 10 cores / 16 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the Core i5-12600K has 2 more cores. Boost clocks reach 4.9 GHz on the Core i5-12600K versus 4.4 GHz on the Ryzen 7 3700X — a 10.8% clock advantage for the Core i5-12600K (base: 3.7 GHz vs 3.6 GHz). The Core i5-12600K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (Intel 7 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Core i5-12600K scores 27,586 against the Ryzen 7 3700X's 22,430 — a 20.6% lead for the Core i5-12600K. L3 cache: 20 MB (total) on the Core i5-12600K vs 32 MB on the Ryzen 7 3700X.

Feature	Core i5-12600K	Ryzen 7 3700X
Cores / Threads	10 / 16+25%	8 / 16
Boost Clock	4.9 GHz+11%	4.4 GHz
Base Clock	3.7 GHz+3%	3.6 GHz
L3 Cache	20 MB (total)	32 MB+60%
L2 Cache	1.25 MB (per core)	512K (per core)+40860%
Process	Intel 7 nm	7 nm, 12 nm
Architecture	Alder Lake, Golden Cove, Gracemont (2021)	Matisse (Zen 2) (2019−2020)
PassMark	27,586+23%	22,430
Cinebench R23 Multi	17,500	—
Geekbench 6 Single	2,472	—
Geekbench 6 Multi	11,863	—

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Memory & Platform

The Core i5-12600K uses the LGA1700 socket (PCIe 5.0), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i5-12600K versus DDR4-3200 on the Ryzen 7 3700X — the Core i5-12600K supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i5-12600K) vs 24 (Ryzen 7 3700X) — the Ryzen 7 3700X offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i5-12600K) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 3700X).

Feature	Core i5-12600K	Ryzen 7 3700X
Socket	LGA1700	AM4
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	4800+50%	DDR4-3200
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	24+20%

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Advanced Features

Virtualization: VT-x, VT-d (Core i5-12600K) / not specified (Ryzen 7 3700X). The Core i5-12600K includes integrated graphics (Intel UHD Graphics 770), while the Ryzen 7 3700X requires a dedicated GPU. Primary use case: Core i5-12600K targets Gaming. Direct competitor: Core i5-12600K rivals Ryzen 5 5600X.

Feature	Core i5-12600K	Ryzen 7 3700X
Integrated GPU	Yes	No
IGPU Model	Intel UHD Graphics 770	—
Unlocked	Yes	—
AVX-512	No	—
Virtualization	VT-x, VT-d	—
Target Use	Gaming	—

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Value Analysis

At launch, the Core i5-12600K was priced at $289, while the Ryzen 7 3700X came in at $329. On launch pricing ($289 vs $329), Core i5-12600K was $40 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12600K delivers 95.5 pts/$ vs 68.2 pts/$ for the Ryzen 7 3700X — making the Core i5-12600K the 33.3% better value option.

Feature	Core i5-12600K	Ryzen 7 3700X
MSRP	$289-12%	$329
Performance per Dollar	95.5+40%	68.2
Release Date	2021	2019

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