Core i7-9700K vs Ryzen 3 3100

CPU

GPU

Core i7-9700K

8 Cores8 Thrd95 WWMax: 4.9 GHz2018

Similar parts

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Ryzen 3 3100

4 Cores8 Thrd65 WWMax: 3.9 GHz2020

Ryzen family

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Core i7-9700K vs Ryzen 3 3100 Performance Spectrum

Core i7-9700K

8 / 8

14,397

+20.7%

11,928

0.0%

Ryzen Threadripper PRO 5965WX

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 i7-9700K vs Ryzen 3 3100 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 i7-9700K vs Ryzen 3 3100: Pros, Cons & Final Verdict

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

Core i7-9700K

2018

Why buy it

✅Better for gaming: +37.7% higher average FPS across 50 shared CPU benchmark tests.
✅Integrated graphics onboard with UHD Graphics 630, while Ryzen 3 3100 needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (12 MB vs 16 MB).
❌Lower PassMark per dollar, at 37.4 vs 120.5 PassMark/$ ($385 MSRP vs $99 MSRP).
❌46.2% higher power demand at 95W vs 65W.

Ryzen 3 3100

2020

Why buy it

✅+33.3% larger total L3 cache (16 MB vs 12 MB).
✅Costs $286 less on MSRP ($99 MSRP vs $385 MSRP).
✅Delivers 222.2% more PassMark for each dollar spent, at 120.5 vs 37.4 PassMark/$ ($99 MSRP vs $385 MSRP).
✅Draws 65W instead of 95W, a 30W reduction.
✅50% more PCIe lanes (24 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark (11,928 vs 14,397).
❌No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i7-9700K better than Ryzen 3 3100?

Yes. Core i7-9700K is the better all-around CPU here. It gives you a 37.7% average FPS lead across 50 shared CPU game tests in our data and 20.7% better PassMark, 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 37.7% 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 20.7% better PassMark, backed by 8 cores and 8 threads.

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

Core i7-9700K is still the better call for a fresh build. Core i7-9700K comes in 288.9% more expensive on MSRP at $385 MSRP versus $99 MSRP, and it still gives you a 37.7% average FPS lead across 50 shared CPU game tests in our data. Ryzen 3 3100 only looks stronger on raw value math because it is so cheap, but its absolute performance tier is too low to be the better recommendation now. At roughly 11,928 PassMark with 4 cores and 8 threads, it only really makes sense as a bare-minimum stopgap or a very constrained existing-platform upgrade.

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

Ryzen 3 3100 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2018) and 33.3% larger total L3 cache (16 MB vs 12 MB). That makes it the safer long-term bet.

Core i7-9700K vs Ryzen 3 3100 Technical Specifications

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

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.

Ryzen 3 3100

The Ryzen 3 3100 is manufactured by AMD. It was released in 24 April 2020 (5 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 3.9 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 11,928 points. Launch price was $99.

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Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Ryzen 3 3100 offers 4 cores / 8 threads — the Core i7-9700K has 4 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 3.9 GHz on the Ryzen 3 3100 — a 22.7% clock advantage for the Core i7-9700K (base: 3.6 GHz vs 3.6 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Ryzen 3 3100 uses Matisse (Zen 2) (2019−2020) (7 nm). In PassMark, the Core i7-9700K scores 14,397 against the Ryzen 3 3100's 11,928 — a 18.8% lead for the Core i7-9700K. L3 cache: 12 MB (total) on the Core i7-9700K vs 16 MB (total) on the Ryzen 3 3100.

Feature	Core i7-9700K	Ryzen 3 3100
Cores / Threads	8 / 8+100%	4 / 8
Boost Clock	4.9 GHz+26%	3.9 GHz
Base Clock	3.6 GHz	3.6 GHz
L3 Cache	12 MB (total)	16 MB (total)+33%
L2 Cache	256K (per core)	512K (per core)+100%
Process	14 nm	7 nm-50%
Architecture	Coffee Lake-R (2018−2019)	Matisse (Zen 2) (2019−2020)
PassMark	14,397+21%	11,928

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Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Ryzen 3 3100 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i7-9700K versus DDR4-3200 on the Ryzen 3 3100 — the Ryzen 3 3100 supports 20% 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: 16 (Core i7-9700K) vs 24 (Ryzen 3 3100) — the Ryzen 3 3100 offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i7-9700K) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 3 3100).

Feature	Core i7-9700K	Ryzen 3 3100
Socket	LGA1151	AM4
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	DDR4-3200+20%
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	24+50%

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d (Core i7-9700K) vs AMD-V (Ryzen 3 3100). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Ryzen 3 3100 requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop, Ryzen 3 3100 targets Desktop.

Feature	Core i7-9700K	Ryzen 3 3100
Integrated GPU	Yes	No
IGPU Model	UHD Graphics 630	—
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d	AMD-V
Target Use	Desktop	Desktop

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Value Analysis

At launch, the Core i7-9700K was priced at $385, while the Ryzen 3 3100 came in at $99. On launch pricing ($385 vs $99), Ryzen 3 3100 was $286 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 120.5 pts/$ for the Ryzen 3 3100 — making the Ryzen 3 3100 the 105.3% better value option.

Feature	Core i7-9700K	Ryzen 3 3100
MSRP	$385	$99-74%
Performance per Dollar	37.4	120.5+222%
Release Date	2018	2020

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