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 i5-14600K

2023

Why buy it

✅Costs $420 less on MSRP ($329 MSRP vs $749 MSRP).
✅Delivers 128.0% more PassMark for each dollar spent, at 117.3 vs 51.4 PassMark/$ ($329 MSRP vs $749 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with Intel UHD Graphics 770, while Ryzen 9 3950X needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (24 MB vs 64 MB).
❌19% higher power demand at 125W vs 105W.

Ryzen 9 3950X

2019

Why buy it

✅+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 PassMark (38,519 vs 38,579).
❌Lower PassMark per dollar, at 51.4 vs 117.3 PassMark/$ ($749 MSRP vs $329 MSRP).
❌Older platform position on AM4 with DDR4, while Core i5-14600K moves to LGA1700 and DDR5.
❌No integrated graphics, while Core i5-14600K can still boot and troubleshoot without a discrete GPU.

Core i5-14600K

2023

Ryzen 9 3950X

2019

Why buy it

✅Costs $420 less on MSRP ($329 MSRP vs $749 MSRP).
✅Delivers 128.0% more PassMark for each dollar spent, at 117.3 vs 51.4 PassMark/$ ($329 MSRP vs $749 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with Intel UHD Graphics 770, while Ryzen 9 3950X needs a discrete GPU.

Why buy it

✅+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

❌Smaller total L3 cache (24 MB vs 64 MB).
❌19% higher power demand at 125W vs 105W.

Trade-offs

❌Lower PassMark (38,519 vs 38,579).
❌Lower PassMark per dollar, at 51.4 vs 117.3 PassMark/$ ($749 MSRP vs $329 MSRP).
❌Older platform position on AM4 with DDR4, while Core i5-14600K moves to LGA1700 and DDR5.
❌No integrated graphics, while Core i5-14600K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-14600K better than Ryzen 9 3950X?

Yes. Core i5-14600K is the better overall CPU here. You are getting a 0.8% average FPS lead across 4 shared CPU game tests in our data, 0.2% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core i5-14600K is the better pick here. According to our tests, it delivers 0.8% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i5-14600K is the better fit. You are getting 0.2% better PassMark, backed by 14 cores and 20 threads.

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

Core i5-14600K is the smarter buy today. Core i5-14600K is $420 cheaper on MSRP at $329 MSRP versus $749 MSRP, and it gives you a 0.8% average FPS lead across 4 shared CPU game tests in our data. It is also 128.0% better value on MSRP (117.3 vs 51.4 PassMark/$), 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 3950X 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 i5-14600K is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2019), a healthier platform with LGA1700 and DDR5 instead of AM4, and more multi-core headroom with 14 cores / 20 threads instead of 16/32. 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 i5-14600K Benchmark Check

Ryzen 9 3950X Benchmark Check

Path of Exile 2

Preset	Core i5-14600K	Ryzen 9 3950X
1080p
low	278 FPS	207 FPS
medium	263 FPS	182 FPS
high	219 FPS	147 FPS
ultra	186 FPS	119 FPS
1440p
low	232 FPS	167 FPS
medium	196 FPS	138 FPS
high	157 FPS	109 FPS
ultra	137 FPS	91 FPS
4K
low	157 FPS	89 FPS
medium	132 FPS	79 FPS
high	102 FPS	62 FPS
ultra	89 FPS	50 FPS

Open Core i5-14600K Open Ryzen 9 3950X

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-14600K	Ryzen 9 3950X
1080p
low	712 FPS	701 FPS
medium	600 FPS	616 FPS
high	502 FPS	497 FPS
ultra	455 FPS	438 FPS
1440p
low	615 FPS	580 FPS
medium	542 FPS	519 FPS
high	457 FPS	439 FPS
ultra	391 FPS	360 FPS
4K
low	358 FPS	340 FPS
medium	323 FPS	306 FPS
high	305 FPS	283 FPS
ultra	268 FPS	252 FPS

Open Core i5-14600K Open Ryzen 9 3950X

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-14600K	Ryzen 9 3950X
1080p
low	660 FPS	871 FPS
medium	540 FPS	701 FPS
high	475 FPS	623 FPS
ultra	412 FPS	520 FPS
1440p
low	599 FPS	710 FPS
medium	499 FPS	572 FPS
high	433 FPS	498 FPS
ultra	376 FPS	422 FPS
4K
low	441 FPS	494 FPS
medium	380 FPS	412 FPS
high	344 FPS	365 FPS
ultra	294 FPS	307 FPS

Open Core i5-14600K Open Ryzen 9 3950X

League of Legends

League of Legends

Valorant

Preset	Core i5-14600K	Ryzen 9 3950X
1080p
low	964 FPS	963 FPS
medium	964 FPS	963 FPS
high	893 FPS	887 FPS
ultra	805 FPS	796 FPS
1440p
low	928 FPS	883 FPS
medium	823 FPS	772 FPS
high	714 FPS	678 FPS
ultra	630 FPS	597 FPS
4K
low	630 FPS	649 FPS
medium	569 FPS	577 FPS
high	511 FPS	513 FPS
ultra	437 FPS	437 FPS

Open Core i5-14600K Open Ryzen 9 3950X

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-14600K and Ryzen 9 3950X

Core i5-14600K

The Core i5-14600K 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: DDR4, DDR5. Passmark benchmark score: 38,579 points. Launch price was $319.

Ryzen 9 3950X

The Ryzen 9 3950X is manufactured by AMD. It was released in 14 November 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 16 cores and 32 threads. Base frequency is 3.5 GHz, with boost up to 4.7 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 Dual-channel. Passmark benchmark score: 38,519 points. Launch price was $799.

⚡

Processing Power

The Core i5-14600K packs 14 cores / 20 threads, while the Ryzen 9 3950X offers 16 cores / 32 threads — the Ryzen 9 3950X has 2 more cores. Boost clocks reach 5.3 GHz on the Core i5-14600K versus 4.7 GHz on the Ryzen 9 3950X — a 12% clock advantage for the Core i5-14600K (base: 3.5 GHz vs 3.5 GHz). The Core i5-14600K uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Ryzen 9 3950X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Core i5-14600K scores 38,579 against the Ryzen 9 3950X's 38,519 — a 0.2% lead for the Core i5-14600K. L3 cache: 24 MB (total) on the Core i5-14600K vs 64 MB on the Ryzen 9 3950X.

Feature	Core i5-14600K	Ryzen 9 3950X
Cores / Threads	14 / 20	16 / 32+14%
Boost Clock	5.3 GHz+13%	4.7 GHz
Base Clock	3.5 GHz	3.5 GHz
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)	Matisse (Zen 2) (2019−2020)
PassMark	38,579	38,519

🧠

Memory & Platform

The Core i5-14600K uses the LGA1700 socket (PCIe 5.0), while the Ryzen 9 3950X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i5-14600K versus DDR4-3200 on the Ryzen 9 3950X — the Core i5-14600K supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-14600K supports up to 192 of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i5-14600K) vs 24 (Ryzen 9 3950X) — the Ryzen 9 3950X offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,B760 (Core i5-14600K) and X570,B550 (Ryzen 9 3950X).

Feature	Core i5-14600K	Ryzen 9 3950X
Socket	LGA1700	AM4
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	5600+139900%	DDR4-3200
Max RAM Capacity	192	128 GB+69904967%
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	20	24+20%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d (Core i5-14600K) vs AMD-V (Ryzen 9 3950X). The Core i5-14600K includes integrated graphics (Intel UHD Graphics 770), while the Ryzen 9 3950X requires a dedicated GPU. Direct competitor: Core i5-14600K rivals Ryzen 7 7800X3D.

Feature	Core i5-14600K	Ryzen 9 3950X
Integrated GPU	Yes	No
IGPU Model	Intel UHD Graphics 770	—
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d	AMD-V

💰

Value Analysis

The Core i5-14600K launched at $329 MSRP, while the Ryzen 9 3950X debuted at $749. On MSRP ($329 vs $749), the Core i5-14600K is $420 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-14600K delivers 117.3 pts/$ vs 51.4 pts/$ for the Ryzen 9 3950X — making the Core i5-14600K the 78.1% better value option.