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 i3-12100 vs Core i5-10400F 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 i3-12100 vs Core i5-10400F: Pros, Cons & Final Verdict

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

Core i3-12100

2022

Why buy it

✅+48.3% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅Costs $38 less on MSRP ($122 MSRP vs $160 MSRP).
✅Delivers 24.0% more PassMark for each dollar spent, at 100.9 vs 81.4 PassMark/$ ($122 MSRP vs $160 MSRP).
✅Draws 60W instead of 65W, a 5W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA1200 and DDR4.

Trade-offs

❌Lower PassMark (12,315 vs 13,029).

Core i5-10400F

2020

Why buy it

✅+5.8% higher PassMark.

Trade-offs

❌Lower Geekbench single-core performance for gaming (1,454 vs 2,157).
❌Lower PassMark per dollar, at 81.4 vs 100.9 PassMark/$ ($160 MSRP vs $122 MSRP).
❌Older platform position on LGA1200 with DDR4, while Core i3-12100 moves to LGA1700 and DDR5.
❌No integrated graphics, while Core i3-12100 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i3-12100 better than Core i5-10400F?

It depends on what you want from the system. For gaming, Core i3-12100 is ahead with a 0.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i5-10400F pulls ahead with 5.8% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core i5-10400F is the stronger fit. You are getting 5.8% better PassMark, backed by 6 cores and 12 threads.

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

Core i3-12100 is the better buy right now. Core i3-12100 comes in $38 cheaper on MSRP at $122 MSRP versus $160 MSRP, and it still gives you a 0.9% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core i5-10400F is still stronger for heavier multi-core work with 5.8% better PassMark. It is also 24.0% better value on MSRP (100.9 vs 81.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible LGA1200 + DDR4 setup, Core i5-10400F 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 i3-12100 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2020) and a healthier platform with LGA1700 and DDR5 instead of LGA1200. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i3-12100 vs Core i5-10400F Technical Specifications

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

Core i3-12100

The Core i3-12100 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 4 cores and 8 threads. Base frequency is 3.3 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 60 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 12,315 points. Launch price was $149.

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

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Processing Power

The Core i3-12100 packs 4 cores / 8 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Core i5-10400F has 2 more cores. Boost clocks reach 4.3 GHz on the Core i3-12100 versus 4.3 GHz on the Core i5-10400F — identical boost frequencies (base: 3.3 GHz vs 2.9 GHz). The Core i3-12100 uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Core i3-12100 scores 12,315 against the Core i5-10400F's 13,029 — a 5.6% lead for the Core i5-10400F. Geekbench 6 single-core — the metric most relevant to gaming — records 2,157 vs 1,454, a 38.9% lead for the Core i3-12100 that directly translates to higher frame rates. Both processors carry 12 MB (total) of L3 cache.

Feature	Core i3-12100	Core i5-10400F
Cores / Threads	4 / 8	6 / 12+50%
Boost Clock	4.3 GHz	4.3 GHz
Base Clock	3.3 GHz+14%	2.9 GHz
L3 Cache	12 MB (total)	12 MB (total)
L2 Cache	1.25 MB (per core)	256K (per core)+20380%
Process	Intel 7 nm-50%	14 nm
Architecture	Alder Lake-S (2022)	Comet Lake (2020−2025)
PassMark	12,315	13,029+6%
Cinebench R23 Multi	—	8,191
Geekbench 6 Single	2,157+48%	1,454
Geekbench 6 Multi	—	5,783

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Memory & Platform

The Core i3-12100 uses the LGA1700 socket (PCIe 5.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i3-12100 versus DDR4-2666 on the Core i5-10400F — the Core i3-12100 supports 80% 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: 20 (Core i3-12100) vs 16 (Core i5-10400F) — the Core i3-12100 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,Z790 (Core i3-12100) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).

Feature	Core i3-12100	Core i5-10400F
Socket	LGA1700	LGA1200
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR5-4800+80%	DDR4-2666
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	20+25%	16

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Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i3-12100) vs VT-x, VT-d (Core i5-10400F). The Core i3-12100 includes integrated graphics (UHD Graphics 730), while the Core i5-10400F requires a dedicated GPU. Primary use case: Core i3-12100 targets Budget Gaming Desktop, Core i5-10400F targets Gaming. Direct competitor: Core i3-12100 rivals Ryzen 5 5500; Core i5-10400F rivals Ryzen 5 3600.

Feature	Core i3-12100	Core i5-10400F
Integrated GPU	Yes	No
IGPU Model	UHD Graphics 730	—
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x, VT-d, EPT	VT-x, VT-d
Target Use	Budget Gaming Desktop	Gaming

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Value Analysis

At launch, the Core i3-12100 was priced at $122, while the Core i5-10400F came in at $160. On launch pricing ($122 vs $160), Core i3-12100 was $38 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-12100 delivers 100.9 pts/$ vs 81.4 pts/$ for the Core i5-10400F — making the Core i3-12100 the 21.4% better value option.

Feature	Core i3-12100	Core i5-10400F
MSRP	$122-24%	$160
Performance per Dollar	100.9+24%	81.4
Release Date	2022	2020

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