Atom x5-Z8300 vs Core i5-12400F

Intel

Atom x5-Z8300

4 Cores4 Thrdβˆ’WMax: 1.84 GHz2015
VS
Intel

Core i5-12400F

6 Cores12 Thrd65 WWMax: 4.4 GHz2022

Atom x5-Z8300 vs Core i5-12400F Performance Spectrum

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.

Atom x5-Z8300 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-Z8300 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-Z8300

2015

Why buy it

  • βœ…Costs $154 less on MSRP ($20 MSRP vs $174 MSRP).
  • βœ…Delivers 30.7% more PassMark for each dollar spent, at 146.7 vs 112.3 PassMark/$ ($20 MSRP vs $174 MSRP).
  • βœ…Integrated graphics onboard with Intel HD Graphics (Cherry Trail), 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 (2,934 vs 19,532).
  • ❌Older platform position on UTFCBGA592, while Core i5-12400F moves to LGA1700 and DDR5.
  • ❌No boxed cooler included, unlike Core i5-12400F.

Core i5-12400F

2022

Why buy it

  • βœ…Better for gaming: +216.3% higher average FPS across 50 shared CPU benchmark tests.
  • βœ…Newer platform on LGA1700 with DDR5 support instead of UTFCBGA592 and older memory support.
  • βœ…1900% more PCIe lanes (20 vs 1) for storage and expansion-heavy builds.
  • βœ…Includes a boxed cooler (Yes), unlike Atom x5-Z8300.

Trade-offs

  • ❌Lower PassMark per dollar, at 112.3 vs 146.7 PassMark/$ ($174 MSRP vs $20 MSRP).
  • ❌No integrated graphics, while Atom x5-Z8300 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-12400F better than Atom x5-Z8300?
Yes. Core i5-12400F is the better all-around CPU here. It gives you a 216.3% average FPS lead across 50 shared CPU game tests in our data, 565.7% 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 216.3% 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 565.7% 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 770.0% more expensive on MSRP at $174 MSRP versus $20 MSRP, and it still gives you a 216.3% average FPS lead across 50 shared CPU game tests in our data. Atom x5-Z8300 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2015 platform. Even with 30.7% better value on paper (146.7 vs 112.3 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on UTFCBGA592.
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 2015), a healthier platform with LGA1700 and DDR5 instead of UTFCBGA592, 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-Z8300 vs Core i5-12400F Technical Specifications

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

Intel

Atom x5-Z8300

The Atom x5-Z8300 is manufactured by Intel. It was released in 2 March 2015 (10 years ago). It is based on the Cherry Trail (2015βˆ’2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.44 GHz, with boost up to 1.84 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: UTFCBGA592. Memory support: DDR3. Passmark benchmark score: 2,934 points. Launch price was $69.

Intel

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.

⚑

Processing Power

The Atom x5-Z8300 packs 4 cores / 4 threads, while the Core i5-12400F offers 6 cores / 12 threads β€” the Core i5-12400F has 2 more cores. Boost clocks reach 1.84 GHz on the Atom x5-Z8300 versus 4.4 GHz on the Core i5-12400F β€” a 82.1% clock advantage for the Core i5-12400F (base: 1.44 GHz vs 2.5 GHz). The Atom x5-Z8300 uses the Cherry Trail (2015βˆ’2016) architecture (14 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Atom x5-Z8300 scores 2,934 against the Core i5-12400F's 19,532 β€” a 147.8% lead for the Core i5-12400F. L3 cache: 0 kB on the Atom x5-Z8300 vs 18 MB (total) on the Core i5-12400F.

FeatureAtom x5-Z8300Core i5-12400F
Cores / Threads
4 / 4
6 / 12+50%
Boost Clock
1.84 GHz
4.4 GHz+139%
Base Clock
1.44 GHz
2.5 GHz+74%
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 (2015βˆ’2016)
Alder Lake-S (2022)
PassMark
2,934
19,532+566%
Cinebench R23 Multi
β€”
12,380
Geekbench 6 Single
β€”
1,700
Geekbench 6 Multi
β€”
657
🧠

Memory & Platform

The Atom x5-Z8300 uses the UTFCBGA592 socket (PCIe 3.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) β€” making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-RS 1600 on the Atom x5-Z8300 versus DDR5-4800, DDR4-3200 on the Core i5-12400F β€” 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 2 GB β€” 6300% more capacity for professional workloads. Memory channels: 1 (Atom x5-Z8300) vs 2 (Core i5-12400F). PCIe lanes: 1 (Atom x5-Z8300) vs 20 (Core i5-12400F) β€” the Core i5-12400F offers 19 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel FC-UTBGA592 (Atom x5-Z8300) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).

FeatureAtom x5-Z8300Core i5-12400F
Socket
UTFCBGA592
LGA1700
PCIe Generation
PCIe 3.0
PCIe 3.0
Max RAM Speed
DDR3L-RS 1600
DDR5-4800, DDR4-3200+200%
Max RAM Capacity
2 GB
128 GB+6300%
RAM Channels
1
2+100%
ECC Support
No
No
PCIe Lanes
1
20+1900%
πŸ”§

Advanced Features

Virtualization: not specified (Atom x5-Z8300) / VT-x, VT-d, EPT (Core i5-12400F). The Atom x5-Z8300 includes integrated graphics (Intel HD Graphics (Cherry Trail)), 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.

FeatureAtom x5-Z8300Core i5-12400F
Integrated GPU
Yes
No
IGPU Model
Intel HD Graphics (Cherry Trail)
β€”
Virtualization
β€”
VT-x, VT-d, EPT
Target Use
β€”
Gaming Performance/Value
πŸ’°

Value Analysis

At launch, the Atom x5-Z8300 was priced at $20, while the Core i5-12400F came in at $174. On launch pricing ($20 vs $174), Atom x5-Z8300 was $154 cheaper. In terms of value on MSRP (PassMark points per dollar), the Atom x5-Z8300 delivers 146.7 pts/$ vs 112.3 pts/$ for the Core i5-12400F β€” making the Atom x5-Z8300 the 26.6% better value option.

FeatureAtom x5-Z8300Core i5-12400F
MSRP
$20-89%
$174
Performance per Dollar
146.7+31%
112.3
Release Date
2015
2022

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