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.

Atom x5-E8000 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.

Atom x5-E8000 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.

Atom x5-E8000

2016

Why buy it

✅Costs $156 less on MSRP ($18 MSRP vs $174 MSRP).
✅Delivers 59.3% more PassMark for each dollar spent, at 178.8 vs 112.3 PassMark/$ ($18 MSRP vs $174 MSRP).
✅Draws 5W instead of 65W, a 60W reduction.
✅Integrated graphics onboard with Intel HD Graphics (Braswell), while Core i5-12400F needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-12400F across 50 shared CPU benchmark tests.
❌Lower PassMark (3,219 vs 19,532).
❌No boxed cooler included, unlike Core i5-12400F.

Core i5-12400F

2022

Why buy it

✅Better for gaming: +194.8% higher average FPS across 50 shared CPU benchmark tests.
✅400% more PCIe lanes (20 vs 4) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Atom x5-E8000.

Trade-offs

❌Lower PassMark per dollar, at 112.3 vs 178.8 PassMark/$ ($174 MSRP vs $18 MSRP).
❌1200% higher power demand at 65W vs 5W.
❌No integrated graphics, while Atom x5-E8000 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-12400F better than Atom x5-E8000?

Yes. Core i5-12400F is the better all-around CPU here. It gives you a 194.8% average FPS lead across 50 shared CPU game tests in our data, 506.8% better 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 194.8% 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 506.8% better PassMark, backed by 6 cores and 12 threads.

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

Core i5-12400F is still the much better call for a fresh build. Core i5-12400F comes in 866.7% more expensive on MSRP at $174 MSRP versus $18 MSRP, and it still gives you a 194.8% average FPS lead across 50 shared CPU game tests in our data. Atom x5-E8000 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2016 platform. Even with 59.3% better value on paper (178.8 vs 112.3 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on that older platform.

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 2016), a healthier platform with LGA1700 and DDR5 instead of the older platform, and more multi-core headroom with 6 cores / 12 threads instead of 4/4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Atom x5-E8000 vs Core i5-12400F Technical Specifications

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

Atom x5-E8000

The Atom x5-E8000 is manufactured by Intel. It was released in 8 February 2016 (9 years ago). It is based on the Cherry Trail (2015−2016) architecture. It features 4 cores and 4 threads. Max frequency: 1.04 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Thermal design power (TDP): 5 Watt. Memory support: DDR3. Passmark benchmark score: 3,219 points. Launch price was $39.

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 Atom x5-E8000 packs 4 cores / 4 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core i5-12400F has 2 more cores. Boost clocks reach 1.04 GHz on the Atom x5-E8000 versus 4.4 GHz on the Core i5-12400F — a 123.5% clock advantage for the Core i5-12400F. The Atom x5-E8000 uses the Cherry Trail (2015−2016) architecture (14 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Atom x5-E8000 scores 3,219 against the Core i5-12400F's 19,532 — a 143.4% lead for the Core i5-12400F. L3 cache: 0 kB on the Atom x5-E8000 vs 18 MB (total) on the Core i5-12400F.

Feature	Atom x5-E8000	Core i5-12400F
Cores / Threads	4 / 4	6 / 12+50%
Boost Clock	1.04 GHz	4.4 GHz+323%
Base Clock	—	2.5 GHz
L3 Cache	0 kB	18 MB (total)
L2 Cache	2 MB+60%	1.25 MB (per core)
Process	14 nm	Intel 7 nm-50%
Architecture	Cherry Trail (2015−2016)	Alder Lake-S (2022)
PassMark	3,219	19,532+507%
Cinebench R23 Multi	—	12,380
Geekbench 6 Single	—	1,700
Geekbench 6 Multi	—	657

🧠

Memory & Platform

Maximum memory speed reaches DDR3L-1600 on the Atom x5-E8000 versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Core i5-12400F supports 200% 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 8 GB — 1500% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 4 (Atom x5-E8000) vs 20 (Core i5-12400F) — the Core i5-12400F offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel FCBGA1170 (Atom x5-E8000) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).

Feature	Atom x5-E8000	Core i5-12400F
Socket	—	LGA1700
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR3L-1600	DDR5-4800, DDR4-3200+200%
Max RAM Capacity	8 GB	128 GB+1500%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	4	20+400%

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Advanced Features

Virtualization: not specified (Atom x5-E8000) / VT-x, VT-d, EPT (Core i5-12400F). The Atom x5-E8000 includes integrated graphics (Intel HD Graphics (Braswell)), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.

Feature	Atom x5-E8000	Core i5-12400F
Integrated GPU	Yes	No
IGPU Model	Intel HD Graphics (Braswell)	—
Virtualization	—	VT-x, VT-d, EPT
Target Use	—	Gaming Performance/Value

💰

Value Analysis

At launch, the Atom x5-E8000 was priced at $18, while the Core i5-12400F came in at $174. On launch pricing ($18 vs $174), Atom x5-E8000 was $156 cheaper. In terms of value on MSRP (PassMark points per dollar), the Atom x5-E8000 delivers 178.8 pts/$ vs 112.3 pts/$ for the Core i5-12400F — making the Atom x5-E8000 the 45.7% better value option.

Feature	Atom x5-E8000	Core i5-12400F
MSRP	$18-90%	$174
Performance per Dollar	178.8+59%	112.3
Release Date	2016	2022

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