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 i5-14600KF

2023

Why buy it

✅+17.6% higher Cinebench R23 multi-core.
✅Costs $245 less on MSRP ($304 MSRP vs $549 MSRP).
✅Delivers 79.2% more PassMark for each dollar spent, at 127.2 vs 71.0 PassMark/$ ($304 MSRP vs $549 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (24 MB vs 64 MB).
❌19% higher power demand at 125W vs 105W.

Ryzen 9 5900X

2020

Why buy it

✅Better for gaming: +3.8% higher average FPS across 4 shared CPU benchmark tests.
✅+166.7% larger total L3 cache (64 MB vs 24 MB).
✅Draws 105W instead of 125W, a 20W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower Cinebench R23 multi-core (21,000 vs 24,700).
❌Lower PassMark per dollar, at 71.0 vs 127.2 PassMark/$ ($549 MSRP vs $304 MSRP).
❌Older platform position on AM4 with DDR4, while Core i5-14600KF moves to LGA1700 and DDR5.

Core i5-14600KF

2023

Ryzen 9 5900X

2020

Why buy it

✅+17.6% higher Cinebench R23 multi-core.
✅Costs $245 less on MSRP ($304 MSRP vs $549 MSRP).
✅Delivers 79.2% more PassMark for each dollar spent, at 127.2 vs 71.0 PassMark/$ ($304 MSRP vs $549 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.

Why buy it

✅Better for gaming: +3.8% higher average FPS across 4 shared CPU benchmark tests.
✅+166.7% larger total L3 cache (64 MB vs 24 MB).
✅Draws 105W instead of 125W, a 20W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (24 MB vs 64 MB).
❌19% higher power demand at 125W vs 105W.

Trade-offs

❌Lower Cinebench R23 multi-core (21,000 vs 24,700).
❌Lower PassMark per dollar, at 71.0 vs 127.2 PassMark/$ ($549 MSRP vs $304 MSRP).
❌Older platform position on AM4 with DDR4, while Core i5-14600KF moves to LGA1700 and DDR5.

Quick Answers

So, is Core i5-14600KF better than Ryzen 9 5900X?

It depends on what matters more to you. For gaming, Ryzen 9 5900X is ahead with a 3.8% average FPS lead across 4 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i5-14600KF pulls ahead with 17.6% better Cinebench R23 multi-core. Ryzen 9 5900X also has the bigger cache pool with 166.7% larger total L3 cache (64 MB vs 24 MB).

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i5-14600KF is the better fit. You are getting 17.6% better Cinebench R23 multi-core, backed by 14 cores and 20 threads.

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

Core i5-14600KF is the smarter buy today. Core i5-14600KF is $245 cheaper on MSRP at $304 MSRP versus $549 MSRP, and it gives you 17.6% better Cinebench R23 multi-core. The trade-off is that Ryzen 9 5900X is still the better pure gaming CPU with a 3.8% average FPS lead across 4 shared CPU game tests in our data. It is also 79.2% better value on MSRP (127.2 vs 71.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 9 5900X can still make sense as a platform-matched option because it avoids a motherboard and RAM swap, but on MSRP alone you would want to find it meaningfully cheaper in real-world listings before that path becomes easy to justify.

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

Core i5-14600KF is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2020), a healthier platform with LGA1700 and DDR5 instead of AM4, and more multi-core headroom with 14 cores / 20 threads instead of 12/24. 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.

Core i5-14600KF Benchmark Check

Ryzen 9 5900X Benchmark Check

Path of Exile 2

Preset	Core i5-14600KF	Ryzen 9 5900X
1080p
low	278 FPS	323 FPS
medium	263 FPS	291 FPS
high	219 FPS	243 FPS
ultra	186 FPS	193 FPS
1440p
low	232 FPS	307 FPS
medium	196 FPS	248 FPS
high	157 FPS	192 FPS
ultra	137 FPS	157 FPS
4K
low	157 FPS	193 FPS
medium	132 FPS	156 FPS
high	102 FPS	115 FPS
ultra	89 FPS	103 FPS

Open Core i5-14600KF Open Ryzen 9 5900X

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-14600KF	Ryzen 9 5900X
1080p
low	710 FPS	772 FPS
medium	600 FPS	647 FPS
high	502 FPS	508 FPS
ultra	455 FPS	450 FPS
1440p
low	613 FPS	619 FPS
medium	542 FPS	536 FPS
high	457 FPS	443 FPS
ultra	391 FPS	364 FPS
4K
low	357 FPS	365 FPS
medium	323 FPS	318 FPS
high	305 FPS	289 FPS
ultra	268 FPS	255 FPS

Open Core i5-14600KF Open Ryzen 9 5900X

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-14600KF	Ryzen 9 5900X
1080p
low	660 FPS	832 FPS
medium	540 FPS	645 FPS
high	475 FPS	558 FPS
ultra	412 FPS	459 FPS
1440p
low	599 FPS	721 FPS
medium	499 FPS	565 FPS
high	433 FPS	488 FPS
ultra	376 FPS	407 FPS
4K
low	441 FPS	511 FPS
medium	380 FPS	421 FPS
high	344 FPS	374 FPS
ultra	294 FPS	308 FPS

Open Core i5-14600KF Open Ryzen 9 5900X

League of Legends

League of Legends

Valorant

Preset	Core i5-14600KF	Ryzen 9 5900X
1080p
low	967 FPS	974 FPS
medium	967 FPS	974 FPS
high	893 FPS	934 FPS
ultra	805 FPS	826 FPS
1440p
low	928 FPS	959 FPS
medium	823 FPS	843 FPS
high	714 FPS	726 FPS
ultra	630 FPS	617 FPS
4K
low	630 FPS	694 FPS
medium	569 FPS	621 FPS
high	511 FPS	541 FPS
ultra	437 FPS	437 FPS

Open Core i5-14600KF Open Ryzen 9 5900X

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-14600KF and Ryzen 9 5900X

Core i5-14600KF

The Core i5-14600KF is manufactured by Intel. It was released in 17 October 2023 (2 years ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 14 cores and 20 threads. Base frequency is 3.5 GHz, with boost up to 5.3 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 38,664 points. Launch price was $294.

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

⚡

Processing Power

The Core i5-14600KF packs 14 cores / 20 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Core i5-14600KF has 2 more cores. Boost clocks reach 5.3 GHz on the Core i5-14600KF versus 4.8 GHz on the Ryzen 9 5900X — a 9.9% clock advantage for the Core i5-14600KF (base: 3.5 GHz vs 3.7 GHz). The Core i5-14600KF uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i5-14600KF scores 38,664 against the Ryzen 9 5900X's 38,955 — a 0.7% lead for the Ryzen 9 5900X. Cinebench R23 multi-core: 24,700 vs 21,000 (16.2% advantage for the Core i5-14600KF). Geekbench 6 single-core — the metric most relevant to gaming — records 2,900 vs 2,174, a 28.6% lead for the Core i5-14600KF that directly translates to higher frame rates. Multi-core Geekbench: 18,000 vs 11,888 (40.9% advantage for the Core i5-14600KF). L3 cache: 24 MB (total) on the Core i5-14600KF vs 64 MB on the Ryzen 9 5900X.

Feature	Core i5-14600KF	Ryzen 9 5900X
Cores / Threads	14 / 20+17%	12 / 24
Boost Clock	5.3 GHz+10%	4.8 GHz
Base Clock	3.5 GHz	3.7 GHz+6%
L3 Cache	24 MB (total)	64 MB+167%
L2 Cache	2 MB (per core)+300%	512K (per core)
Process	Intel 7 nm	7 nm, 12 nm
Architecture	Raptor Lake-R (2023−2025)	Vermeer (Zen3) (2020−2022)
PassMark	38,664	38,955
Cinebench R23 Multi	24,700+18%	21,000
Geekbench 6 Single	2,900+33%	2,174
Geekbench 6 Multi	18,000+51%	11,888

🧠

Memory & Platform

The Core i5-14600KF uses the LGA1700 socket (PCIe 5.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i5-14600KF versus DDR4-3200 on the Ryzen 9 5900X — the Core i5-14600KF supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-14600KF supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i5-14600KF) vs 24 (Ryzen 9 5900X) — the Ryzen 9 5900X offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 700 Series,Intel 600 Series (Core i5-14600KF) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).

Feature	Core i5-14600KF	Ryzen 9 5900X
Socket	LGA1700	AM4
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-5600+25%	DDR4-3200
Max RAM Capacity	192 GB+50%	128 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	24+20%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: Yes (Core i5-14600KF) vs AMD-V (Ryzen 9 5900X). Primary use case: Core i5-14600KF targets Desktop, Ryzen 9 5900X targets Workstation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K.

Feature	Core i5-14600KF	Ryzen 9 5900X
Integrated GPU	No	No
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	Yes	AMD-V
Target Use	Desktop	Workstation

💰

Value Analysis

The Core i5-14600KF launched at $304 MSRP, while the Ryzen 9 5900X debuted at $549. On MSRP ($304 vs $549), the Core i5-14600KF is $245 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-14600KF delivers 127.2 pts/$ vs 71.0 pts/$ for the Ryzen 9 5900X — making the Core i5-14600KF the 56.8% better value option.