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 i5-12400F

2022

Why buy it

✅Better for gaming: +32.9% higher average FPS across 3 shared CPU benchmark tests.
✅Costs $11 less on MSRP ($174 MSRP vs $185 MSRP).
✅Draws 65W instead of 105W, a 40W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (19,532 vs 20,231).
❌Smaller total L3 cache (18 MB vs 96 MB).

Ryzen 5 5500X3D

2025

Why buy it

✅+3.6% higher PassMark.
✅+433.3% larger total L3 cache (96 MB vs 18 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-12400F across 3 shared CPU benchmark tests.
❌
6.3% HIGHER MSRP
$185 MSRPvs$174 MSRP
❌61.5% higher power demand at 105W vs 65W.
❌Older platform position on AM4 with DDR4, while Core i5-12400F moves to LGA1700 and DDR5.
❌No boxed cooler included, unlike Core i5-12400F.

Core i5-12400F

2022

Ryzen 5 5500X3D

2025

Why buy it

✅Better for gaming: +32.9% higher average FPS across 3 shared CPU benchmark tests.
✅Costs $11 less on MSRP ($174 MSRP vs $185 MSRP).
✅Draws 65W instead of 105W, a 40W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.

Why buy it

✅+3.6% higher PassMark.
✅+433.3% larger total L3 cache (96 MB vs 18 MB).

Trade-offs

❌Lower PassMark (19,532 vs 20,231).
❌Smaller total L3 cache (18 MB vs 96 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-12400F across 3 shared CPU benchmark tests.
❌
6.3% HIGHER MSRP
$185 MSRPvs$174 MSRP
❌61.5% higher power demand at 105W vs 65W.
❌Older platform position on AM4 with DDR4, while Core i5-12400F moves to LGA1700 and DDR5.
❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Core i5-12400F better than Ryzen 5 5500X3D?

It depends on what matters more to you. For gaming, Core i5-12400F is ahead with a 32.9% average FPS lead across 3 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 5 5500X3D pulls ahead with 3.6% better PassMark. Ryzen 5 5500X3D also has the bigger cache pool with 433.3% larger total L3 cache (96 MB vs 18 MB).

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

For streaming, content creation, and heavier multitasking, Ryzen 5 5500X3D is the better fit. You are getting 3.6% better PassMark, backed by 6 cores and 12 threads. It also carries the larger cache pool with 433.3% larger total L3 cache (96 MB vs 18 MB).

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

Core i5-12400F is the smarter buy today. Core i5-12400F is $11 cheaper on MSRP at $174 MSRP versus $185 MSRP, and it gives you a 32.9% average FPS lead across 3 shared CPU game tests in our data. The trade-off is that Ryzen 5 5500X3D is still stronger for heavier multi-core work with 3.6% better PassMark. It is also 2.6% better value on MSRP (112.3 vs 109.4 PassMark/$), 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 5 5500X3D 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?

Core i5-12400F is the more future-proof choice for 2026 and beyond. You are getting a healthier platform with LGA1700 and DDR5 instead of AM4. 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 i5-12400F Benchmark Check

Ryzen 5 5500X3D Benchmark Check

Path of Exile 2

Preset	Core i5-12400F	Ryzen 5 5500X3D
1080p
low	183 FPS	159 FPS
medium	168 FPS	129 FPS
high	139 FPS	110 FPS
ultra	119 FPS	89 FPS
1440p
low	153 FPS	144 FPS
medium	132 FPS	116 FPS
high	106 FPS	93 FPS
ultra	89 FPS	75 FPS
4K
low	87 FPS	68 FPS
medium	81 FPS	58 FPS
high	64 FPS	46 FPS
ultra	49 FPS	37 FPS

Open Core i5-12400F Open Ryzen 5 5500X3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-12400F	Ryzen 5 5500X3D
1080p
low	471 FPS	377 FPS
medium	397 FPS	328 FPS
high	341 FPS	255 FPS
ultra	301 FPS	197 FPS
1440p
low	407 FPS	314 FPS
medium	351 FPS	274 FPS
high	309 FPS	221 FPS
ultra	265 FPS	171 FPS
4K
low	282 FPS	213 FPS
medium	248 FPS	192 FPS
high	229 FPS	161 FPS
ultra	196 FPS	126 FPS

Open Core i5-12400F Open Ryzen 5 5500X3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-12400F	Ryzen 5 5500X3D
1080p
low	488 FPS	506 FPS
medium	488 FPS	500 FPS
high	488 FPS	460 FPS
ultra	488 FPS	397 FPS
1440p
low	488 FPS	506 FPS
medium	488 FPS	415 FPS
high	485 FPS	377 FPS
ultra	434 FPS	325 FPS
4K
low	442 FPS	353 FPS
medium	389 FPS	285 FPS
high	337 FPS	244 FPS
ultra	274 FPS	191 FPS

Open Core i5-12400F Open Ryzen 5 5500X3D

League of Legends

League of Legends

Valorant

Preset	Core i5-12400F	Ryzen 5 5500X3D
1080p
low	488 FPS	506 FPS
medium	488 FPS	506 FPS
high	488 FPS	506 FPS
ultra	488 FPS	506 FPS
1440p
low	488 FPS	506 FPS
medium	488 FPS	506 FPS
high	488 FPS	506 FPS
ultra	473 FPS	446 FPS
4K
low	488 FPS	488 FPS
medium	450 FPS	440 FPS
high	391 FPS	385 FPS
ultra	330 FPS	330 FPS

Open Core i5-12400F Open Ryzen 5 5500X3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-12400F and Ryzen 5 5500X3D

Core i5-12400F

The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.

Ryzen 5 5500X3D

The Ryzen 5 5500X3D is manufactured by AMD. It was released in 5 June 2025 (less than a year ago). It is based on the Vermeer (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3 GHz, with boost up to 4 GHz. L3 cache: 96 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 20,231 points. Launch price was $299.

⚡

Processing Power

Both the Core i5-12400F and Ryzen 5 5500X3D share an identical 6-core/12-thread configuration. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 4 GHz on the Ryzen 5 5500X3D — a 9.5% clock advantage for the Core i5-12400F (base: 2.5 GHz vs 3 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Ryzen 5 5500X3D uses Vermeer (2020−2025) (7 nm). In PassMark, the Core i5-12400F scores 19,532 against the Ryzen 5 5500X3D's 20,231 — a 3.5% lead for the Ryzen 5 5500X3D. L3 cache: 18 MB (total) on the Core i5-12400F vs 96 MB (total) on the Ryzen 5 5500X3D.

Feature	Core i5-12400F	Ryzen 5 5500X3D
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.4 GHz+10%	4 GHz
Base Clock	2.5 GHz	3 GHz+20%
L3 Cache	18 MB (total)	96 MB (total)+433%
L2 Cache	1.25 MB (per core)+150%	512 kB (per core)
Process	Intel 7 nm	7 nm
Architecture	Alder Lake-S (2022)	Vermeer (2020−2025)
PassMark	19,532	20,231+4%
Cinebench R23 Multi	12,380	—
Geekbench 6 Single	1,700	—
Geekbench 6 Multi	657	—

🧠

Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Ryzen 5 5500X3D uses AM4 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i5-12400F	Ryzen 5 5500X3D
Socket	LGA1700	AM4
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR5-4800, DDR4-3200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	20	—

🔧

Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i5-12400F) / not specified (Ryzen 5 5500X3D). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.

Feature	Core i5-12400F	Ryzen 5 5500X3D
Integrated GPU	No	—
Virtualization	VT-x, VT-d, EPT	—
Target Use	Gaming Performance/Value	—

💰

Value Analysis

The Core i5-12400F launched at $174 MSRP, while the Ryzen 5 5500X3D debuted at $185. On MSRP ($174 vs $185), the Core i5-12400F is $11 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 109.4 pts/$ for the Ryzen 5 5500X3D — making the Core i5-12400F the 2.6% better value option.