Core i9-9900KF vs Ryzen 5 5600

CPU

GPU

Core i9-9900KF

8 Cores16 Thrd95 WWMax: 5 GHz2019

Similar parts

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Ryzen 5 5600

6 Cores12 Thrd65 WWMax: 4.4 GHz2022

Ryzen family

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Core i9-9900KF vs Ryzen 5 5600 Performance Spectrum

Core i9-9900KF

8 / 16

18,029

0.0%

21,550

+19.5%

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 i9-9900KF vs Ryzen 5 5600 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 i9-9900KF vs Ryzen 5 5600: Pros, Cons & Final Verdict

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

Core i9-9900KF

2019

Why buy it

✅Better for gaming: +12.7% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Smaller total L3 cache (16 MB vs 32 MB).
❌Lower PassMark per dollar, at 36.9 vs 108.3 PassMark/$ ($488 MSRP vs $199 MSRP).
❌46.2% higher power demand at 95W vs 65W.
❌No boxed cooler included, unlike Ryzen 5 5600.

Ryzen 5 5600

2022

Why buy it

✅+100% larger total L3 cache (32 MB vs 16 MB).
✅Costs $289 less on MSRP ($199 MSRP vs $488 MSRP).
✅Delivers 193.1% more PassMark for each dollar spent, at 108.3 vs 36.9 PassMark/$ ($199 MSRP vs $488 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 i9-9900KF across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (11,077 vs 12,812).

Quick Answers

So, is Core i9-9900KF better than Ryzen 5 5600?

Yes. Core i9-9900KF is the better all-around CPU here. It gives you a 12.7% average FPS lead across 50 shared CPU game tests in our data and 15.7% better Cinebench R23 multi-core, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i9-9900KF is the better pick. According to our tests, it delivers 12.7% 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 i9-9900KF is the stronger fit. You are getting 15.7% better Cinebench R23 multi-core, backed by 8 cores and 16 threads.

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

Core i9-9900KF is still the faster CPU overall, but Ryzen 5 5600 is easier to justify if budget matters more than peak performance. Core i9-9900KF comes in 145.2% more expensive on MSRP at $488 MSRP versus $199 MSRP, and it still gives you a 12.7% average FPS lead across 50 shared CPU game tests in our data. Ryzen 5 5600 is also 193.1% better value on MSRP (108.3 vs 36.9 PassMark/$), which is why it can still make sense for tighter-budget builds on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 5 5600 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?

Ryzen 5 5600 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2019) and 100% larger total L3 cache (32 MB vs 16 MB). That makes it the safer long-term bet.

Core i9-9900KF vs Ryzen 5 5600 Technical Specifications

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

Core i9-9900KF

The Core i9-9900KF is manufactured by Intel. It was released in 8 January 2019 (6 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4-2666. Passmark benchmark score: 18,029 points. Launch price was $488.

Ryzen 5 5600

The Ryzen 5 5600 is manufactured by AMD. It was released in 20 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 21,550 points. Launch price was $299.

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Processing Power

The Core i9-9900KF packs 8 cores / 16 threads, while the Ryzen 5 5600 offers 6 cores / 12 threads — the Core i9-9900KF has 2 more cores. Boost clocks reach 5 GHz on the Core i9-9900KF versus 4.4 GHz on the Ryzen 5 5600 — a 12.8% clock advantage for the Core i9-9900KF (base: 3.6 GHz vs 3.5 GHz). The Core i9-9900KF uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Ryzen 5 5600 uses Vermeer (2020−2025) (7 nm). In PassMark, the Core i9-9900KF scores 18,029 against the Ryzen 5 5600's 21,550 — a 17.8% lead for the Ryzen 5 5600. Cinebench R23 multi-core: 12,812 vs 11,077 (14.5% advantage for the Core i9-9900KF). Geekbench 6 single-core — the metric most relevant to gaming — records 1,720 vs 2,052, a 17.6% lead for the Ryzen 5 5600 that directly translates to higher frame rates. Multi-core Geekbench: 8,150 vs 8,600 (5.4% advantage for the Ryzen 5 5600). L3 cache: 16 MB (total) on the Core i9-9900KF vs 32 MB (total) on the Ryzen 5 5600.

Feature	Core i9-9900KF	Ryzen 5 5600
Cores / Threads	8 / 16+33%	6 / 12
Boost Clock	5 GHz+14%	4.4 GHz
Base Clock	3.6 GHz+3%	3.5 GHz
L3 Cache	16 MB (total)	32 MB (total)+100%
L2 Cache	256K (per core)	512K (per core)+100%
Process	14 nm	7 nm-50%
Architecture	Coffee Lake-R (2018−2019)	Vermeer (2020−2025)
PassMark	18,029	21,550+20%
Cinebench R23 Multi	12,812+16%	11,077
Geekbench 6 Single	1,720	2,052+19%
Geekbench 6 Multi	8,150	8,600+6%

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Memory & Platform

The Core i9-9900KF uses the LGA1151 socket (PCIe 3.0), while the Ryzen 5 5600 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i9-9900KF versus DDR4-3200 on the Ryzen 5 5600 — the Ryzen 5 5600 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 i9-9900KF) vs 24 (Ryzen 5 5600) — the Ryzen 5 5600 offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z390,Z370,H370,B365,B360 (Core i9-9900KF) and B550,X570,B450,X470,A520 (Ryzen 5 5600).

Feature	Core i9-9900KF	Ryzen 5 5600
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 i9-9900KF) vs AMD-V (Ryzen 5 5600). Primary use case: Core i9-9900KF targets Gaming, Ryzen 5 5600 targets Desktop.

Feature	Core i9-9900KF	Ryzen 5 5600
Integrated GPU	No	No
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d	AMD-V
Target Use	Gaming	Desktop

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Value Analysis

At launch, the Core i9-9900KF was priced at $488, while the Ryzen 5 5600 came in at $199. On launch pricing ($488 vs $199), Ryzen 5 5600 was $289 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-9900KF delivers 36.9 pts/$ vs 108.3 pts/$ for the Ryzen 5 5600 — making the Ryzen 5 5600 the 98.2% better value option.

Feature	Core i9-9900KF	Ryzen 5 5600
MSRP	$488	$199-59%
Performance per Dollar	36.9	108.3+193%
Release Date	2019	2022

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