Core i5-12400F vs Ryzen 9 7940H

Core i5-12400F vs Ryzen 9 7940H Performance Spectrum

Core i5-12400F

6 / 12

19,532

0.0%

29,151

+49.2%

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 5995WX

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 i5-12400F vs Ryzen 9 7940H 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 i5-12400F vs Ryzen 9 7940H: Pros, Cons & Final Verdict

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

Core i5-12400F

2022

Why buy it

✅Includes a boxed cooler (Yes), unlike Ryzen 9 7940H.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7940H across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (12,380 vs 17,200).
❌Launch MSRP is still $174 MSRP, while Ryzen 9 7940H mostly shows up through inconsistent older-market listings.
❌85.7% higher power demand at 65W vs 35W.
❌No integrated graphics, while Ryzen 9 7940H can still boot and troubleshoot without a discrete GPU.

Ryzen 9 7940H

2023

Why buy it

✅Better for gaming: +35.6% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 35W instead of 65W, a 30W reduction.
✅Integrated graphics onboard with Radeon 780M, while Core i5-12400F needs a discrete GPU.

Trade-offs

❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Ryzen 9 7940H better than Core i5-12400F?

Yes. Ryzen 9 7940H is the better all-around CPU here. It gives you a 35.6% average FPS lead across 50 shared CPU game tests in our data, 38.9% better Cinebench R23 multi-core, 49.2% higher PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 9 7940H is the better pick. According to our tests, it delivers 35.6% 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, Ryzen 9 7940H is the stronger fit. You are getting 38.9% better Cinebench R23 multi-core, backed by 8 cores and 16 threads.

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

Ryzen 9 7940H is still the faster CPU overall, but Core i5-12400F is easier to justify if budget matters more than peak performance. Ryzen 9 7940H comes in at an unclear MSRP at unclear MSRP versus $174 MSRP, and it still gives you a 35.6% average FPS lead across 50 shared CPU game tests in our data. Core i5-12400F is also 100.0% better value on MSRP (112.3 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 9 7940H makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022) and more multi-core headroom with 8 cores / 16 threads instead of 6/12. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-12400F vs Ryzen 9 7940H Technical Specifications

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

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 9 7940H

The Ryzen 9 7940H is manufactured by AMD. It was released in Janeiro 2023 (2 years ago). It is based on the Phoenix (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 4 GHz, with boost up to 5.2 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 35 Watt. Memory support: DDR5-5600. Passmark benchmark score: 29,151 points. Launch price was $299.

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Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the Ryzen 9 7940H offers 8 cores / 16 threads — the Ryzen 9 7940H has 2 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 5.2 GHz on the Ryzen 9 7940H — a 16.7% clock advantage for the Ryzen 9 7940H (base: 2.5 GHz vs 4 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Ryzen 9 7940H uses Phoenix (2023−2024) (4 nm). In PassMark, the Core i5-12400F scores 19,532 against the Ryzen 9 7940H's 29,151 — a 39.5% lead for the Ryzen 9 7940H. Cinebench R23 multi-core: 12,380 vs 17,200 (32.6% advantage for the Ryzen 9 7940H). Geekbench 6 single-core — the metric most relevant to gaming — records 1,700 vs 2,646, a 43.5% lead for the Ryzen 9 7940H that directly translates to higher frame rates. Multi-core Geekbench: 657 vs 13,495 (181.4% advantage for the Ryzen 9 7940H). L3 cache: 18 MB (total) on the Core i5-12400F vs 16 MB (total) on the Ryzen 9 7940H.

Feature	Core i5-12400F	Ryzen 9 7940H
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	4.4 GHz	5.2 GHz+18%
Base Clock	2.5 GHz	4 GHz+60%
L3 Cache	18 MB (total)+13%	16 MB (total)
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm	4 nm-43%
Architecture	Alder Lake-S (2022)	Phoenix (2023−2024)
PassMark	19,532	29,151+49%
Cinebench R23 Multi	12,380	17,200+39%
Geekbench 6 Single	1,700	2,646+56%
Geekbench 6 Multi	657	13,495+1954%

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Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Ryzen 9 7940H uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-12400F versus DDR5-5600 on the Ryzen 9 7940H — the Ryzen 9 7940H supports 16.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 9 7940H supports up to 256 GB of RAM compared to 128 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and FP7,FP7r2,FP8 (Ryzen 9 7940H).

Feature	Core i5-12400F	Ryzen 9 7940H
Socket	LGA1700	FP8
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR5-4800, DDR4-3200	DDR5-5600+17%
Max RAM Capacity	128 GB	256 GB+100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	20	20

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Advanced Features

Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs AMD-V, SVM (Ryzen 9 7940H). The Ryzen 9 7940H includes integrated graphics (Radeon 780M), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-12400F targets Gaming Performance/Value, Ryzen 9 7940H targets High-performance Gaming Laptop. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; Ryzen 9 7940H rivals Core i9-13900H.

Feature	Core i5-12400F	Ryzen 9 7940H
Integrated GPU	No	Yes
IGPU Model	—	Radeon 780M
Unlocked	—	Yes
AVX-512	—	Yes
Virtualization	VT-x, VT-d, EPT	AMD-V, SVM
Target Use	Gaming Performance/Value	High-performance Gaming Laptop