Core i5-7600K vs Core i7-9700K

CPU

GPU

Core i5-7600K

4 Cores4 Thrd91 WWMax: 4.2 GHz2017

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Core i7-9700K

8 Cores8 Thrd95 WWMax: 4.9 GHz2018

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Core i5-7600K vs Core i7-9700K Performance Spectrum

Core i5-7600K

4 / 4

6,813

0.0%

14,397

+111.3%

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 i5-7600K vs Core i7-9700K 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 i5-7600K vs Core i7-9700K: Pros, Cons & Final Verdict

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

Core i5-7600K

2017

Why buy it

✅Costs $168 less on MSRP ($217 MSRP vs $385 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark (6,813 vs 14,397).
❌Smaller total L3 cache (6 MB vs 12 MB).
❌Lower PassMark per dollar, at 31.4 vs 37.4 PassMark/$ ($217 MSRP vs $385 MSRP).

Core i7-9700K

2018

Why buy it

✅Better for gaming: +90.3% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (12 MB vs 6 MB).
✅Delivers 19.1% more PassMark for each dollar spent, at 37.4 vs 31.4 PassMark/$ ($385 MSRP vs $217 MSRP).

Trade-offs

❌
77.4% HIGHER MSRP
$385 MSRPvs$217 MSRP

Quick Answers

So, is Core i7-9700K better than Core i5-7600K?

Yes. Core i7-9700K is the better all-around CPU here. It gives you a 90.3% average FPS lead across 50 shared CPU game tests in our data, 111.3% 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 i7-9700K is the better pick. According to our tests, it delivers 90.3% 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 i7-9700K is the stronger fit. You are getting 111.3% better PassMark, backed by 8 cores and 8 threads. It also has the larger cache pool with 100% larger total L3 cache (12 MB vs 6 MB).

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

Core i7-9700K is the better buy right now. Core i7-9700K comes in 77.4% more expensive on MSRP at $385 MSRP versus $217 MSRP, and it still gives you a 90.3% average FPS lead across 50 shared CPU game tests in our data. It is also 19.1% better value on MSRP (37.4 vs 31.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i7-9700K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2018 vs 2017), 100% larger total L3 cache (12 MB vs 6 MB), and more multi-core headroom with 8 cores / 8 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-7600K vs Core i7-9700K Technical Specifications

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

Core i5-7600K

The Core i5-7600K is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 6,813 points. Launch price was $242.

Core i7-9700K

The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.

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Processing Power

The Core i5-7600K packs 4 cores / 4 threads, while the Core i7-9700K offers 8 cores / 8 threads — the Core i7-9700K has 4 more cores. Boost clocks reach 4.2 GHz on the Core i5-7600K versus 4.9 GHz on the Core i7-9700K — a 15.4% clock advantage for the Core i7-9700K (base: 3.8 GHz vs 3.6 GHz). The Core i5-7600K uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Core i5-7600K scores 6,813 against the Core i7-9700K's 14,397 — a 71.5% lead for the Core i7-9700K. L3 cache: 6 MB (total) on the Core i5-7600K vs 12 MB (total) on the Core i7-9700K.

Feature	Core i5-7600K	Core i7-9700K
Cores / Threads	4 / 4	8 / 8+100%
Boost Clock	4.2 GHz	4.9 GHz+17%
Base Clock	3.8 GHz+6%	3.6 GHz
L3 Cache	6 MB (total)	12 MB (total)+100%
L2 Cache	256K (per core)	256K (per core)
Process	14 nm	14 nm
Architecture	Kaby Lake (2016−2019)	Coffee Lake-R (2018−2019)
PassMark	6,813	14,397+111%
Cinebench R23 Multi	4,143	—
Geekbench 6 Single	1,100	—
Geekbench 6 Multi	3,800	—

🧠

Memory & Platform

Both processors use the LGA1151 socket with PCIe 3.0. Maximum memory speed reaches DDR4-2400 on the Core i5-7600K versus DDR4-2666 on the Core i7-9700K — the Core i7-9700K supports 11.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-9700K supports up to 128 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Z270,H270,B250 (Core i5-7600K) and Intel 300 series (Core i7-9700K).

Feature	Core i5-7600K	Core i7-9700K
Socket	LGA1151	LGA1151
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2400	DDR4-2666+11%
Max RAM Capacity	64 GB	128 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d, EPT (Core i5-7600K) vs VT-x, VT-d (Core i7-9700K). Both include integrated graphics — Intel HD Graphics 630 (Core i5-7600K) and UHD Graphics 630 (Core i7-9700K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-7600K targets Gaming/Desktop, Core i7-9700K targets Desktop.

Feature	Core i5-7600K	Core i7-9700K
Integrated GPU	Yes	Yes
IGPU Model	Intel HD Graphics 630	UHD Graphics 630
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d, EPT	VT-x, VT-d
Target Use	Gaming/Desktop	Desktop

💰

Value Analysis

At launch, the Core i5-7600K was priced at $217, while the Core i7-9700K came in at $385. On launch pricing ($217 vs $385), Core i5-7600K was $168 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-7600K delivers 31.4 pts/$ vs 37.4 pts/$ for the Core i7-9700K — making the Core i7-9700K the 17.4% better value option.

Feature	Core i5-7600K	Core i7-9700K
MSRP	$217-44%	$385
Performance per Dollar	31.4	37.4+19%
Release Date	2017	2018

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