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.

Celeron 450 vs Core i5-12400F 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.

Celeron 450 vs Core i5-12400F: Pros, Cons & Final Verdict

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

Celeron 450

2008

Why buy it

✅Costs $121 less on MSRP ($53 MSRP vs $174 MSRP).
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-12400F across 50 shared CPU benchmark tests.
❌Lower Geekbench multi-core (269 vs 657).
❌Lower PassMark per dollar, at 9.3 vs 112.3 PassMark/$ ($53 MSRP vs $174 MSRP).
❌Older platform position on LGA775, while Core i5-12400F moves to LGA1700 and DDR5.
❌No boxed cooler included, unlike Core i5-12400F.

Core i5-12400F

2022

Why buy it

✅Better for gaming: +1605.4% higher average FPS across 50 shared CPU benchmark tests.
✅Delivers 1101.9% more PassMark for each dollar spent, at 112.3 vs 9.3 PassMark/$ ($174 MSRP vs $53 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of LGA775 and older memory support.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Celeron 450.

Trade-offs

❌
228.3% HIGHER MSRP
$174 MSRPvs$53 MSRP
❌85.7% higher power demand at 65W vs 35W.

Quick Answers

So, is Core i5-12400F better than Celeron 450?

Yes. Core i5-12400F is the better all-around CPU here. It gives you a 1605.4% average FPS lead across 50 shared CPU game tests in our data, 144.2% better Geekbench multi-core, 3845.9% 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, Core i5-12400F is the better pick. According to our tests, it delivers 1605.4% 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, Core i5-12400F is the stronger fit. You are getting 144.2% better Geekbench multi-core, backed by 6 cores and 12 threads.

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

Core i5-12400F is the better buy right now. Core i5-12400F comes in 228.3% more expensive on MSRP at $174 MSRP versus $53 MSRP, and it still gives you a 1605.4% average FPS lead across 50 shared CPU game tests in our data. It is also 1101.9% better value on MSRP (112.3 vs 9.3 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i5-12400F makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2008), a healthier platform with LGA1700 and DDR5 instead of LGA775, and more multi-core headroom with 6 cores / 12 threads instead of 1/1. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Celeron 450 vs Core i5-12400F Technical Specifications

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

Celeron 450

The Celeron 450 is manufactured by Intel. It was released in 31 August 2008 (17 years ago). It is based on the Conroe-L (2007−2008) architecture. It features 1 cores and 1 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 35 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 495 points. Launch price was $53.

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.

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Processing Power

The Celeron 450 packs 1 cores / 1 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core i5-12400F has 5 more cores. Boost clocks reach 2.2 GHz on the Celeron 450 versus 4.4 GHz on the Core i5-12400F — a 66.7% clock advantage for the Core i5-12400F (base: 2.2 GHz vs 2.5 GHz). The Celeron 450 uses the Conroe-L (2007−2008) architecture (65 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Celeron 450 scores 495 against the Core i5-12400F's 19,532 — a 190.1% lead for the Core i5-12400F. Multi-core Geekbench: 269 vs 657 (83.8% advantage for the Core i5-12400F). L3 cache: 0 kB on the Celeron 450 vs 18 MB (total) on the Core i5-12400F.

Feature	Celeron 450	Core i5-12400F
Cores / Threads	1 / 1	6 / 12+500%
Boost Clock	2.2 GHz	4.4 GHz+100%
Base Clock	2.2 GHz	2.5 GHz+14%
L3 Cache	0 kB	18 MB (total)
L2 Cache	512 kB	1.25 MB (per core)+150%
Process	65 nm	Intel 7 nm-89%
Architecture	Conroe-L (2007−2008)	Alder Lake-S (2022)
PassMark	495	19,532+3846%
Cinebench R23 Multi	—	12,380
Geekbench 6 Single	—	1,700
Geekbench 6 Multi	269	657+144%

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Memory & Platform

The Celeron 450 uses the LGA775 socket (PCIe 1.1), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-800 on the Celeron 450 versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Core i5-12400F supports 500% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-12400F supports up to 128 GB of RAM compared to 4 GB — 3100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Celeron 450) vs 20 (Core i5-12400F) — the Core i5-12400F offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 945,G31,G41 (Celeron 450) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).

Feature	Celeron 450	Core i5-12400F
Socket	LGA775	LGA1700
PCIe Generation	PCIe 1.1	PCIe 3.0+173%
Max RAM Speed	DDR2-800	DDR5-4800, DDR4-3200+500%
Max RAM Capacity	4 GB	128 GB+3100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	20

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Advanced Features

Virtualization support: No (Celeron 450) vs VT-x, VT-d, EPT (Core i5-12400F). Primary use case: Celeron 450 targets Budget, Core i5-12400F targets Gaming Performance/Value. Direct competitor: Celeron 450 rivals Pentium 4 2.80; Core i5-12400F rivals Ryzen 5 5600.

Feature	Celeron 450	Core i5-12400F
Integrated GPU	No	No
Unlocked	No	—
AVX-512	No	—
Virtualization	No	VT-x, VT-d, EPT
Target Use	Budget	Gaming Performance/Value

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Value Analysis

At launch, the Celeron 450 was priced at $53, while the Core i5-12400F came in at $174. On launch pricing ($53 vs $174), Celeron 450 was $121 cheaper. In terms of value on MSRP (PassMark points per dollar), the Celeron 450 delivers 9.3 pts/$ vs 112.3 pts/$ for the Core i5-12400F — making the Core i5-12400F the 169.3% better value option.

Feature	Celeron 450	Core i5-12400F
MSRP	$53-70%	$174
Performance per Dollar	9.3	112.3+1108%
Release Date	2008	2022

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