Atom x7405C vs Core i3-1115G4E

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 x7405C vs Core i3-1115G4E 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 x7405C vs Core i3-1115G4E: Pros, Cons & Final Verdict

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

Atom x7405C

2024

Why buy it

✅Draws 12W instead of 15W, a 3W reduction.
✅Newer platform on FCBGA1264 with DDR5 support instead of FCBGA1449 and DDR4.
✅125% more PCIe lanes (9 vs 4) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (5,218 vs 5,231).

Core i3-1115G4E

2020

Why buy it

Trade-offs

❌Launch MSRP is still $213 MSRP, while Atom x7405C mostly shows up through inconsistent older-market listings.
❌25% higher power demand at 15W vs 12W.
❌Older platform position on FCBGA1449 with DDR4, while Atom x7405C moves to FCBGA1264 and DDR5.

Quick Answers

So, is Core i3-1115G4E better than Atom x7405C?

Yes. Core i3-1115G4E is the better all-around CPU here. It gives you a 2.8% average FPS lead across 50 shared CPU game tests in our data and 0.2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i3-1115G4E is the better pick. According to our tests, it delivers 2.8% 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 i3-1115G4E is the stronger fit. You are getting 0.2% better PassMark, backed by 2 cores and 4 threads.

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

Core i3-1115G4E is the better buy right now. Core i3-1115G4E comes in at an unclear MSRP at $213 MSRP versus unclear MSRP, and it still gives you a 2.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (24.6 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom x7405C makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2020) and a healthier platform with FCBGA1264 and DDR5 instead of FCBGA1449. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Atom x7405C vs Core i3-1115G4E Technical Specifications

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

Atom x7405C

The Atom x7405C is manufactured by Intel. It was released in 8 April 2024 (1 year ago). It is based on the Amston Lake (2024−2025) architecture. It features 4 cores and 4 threads. Base frequency is 1.7 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB (total). L2 cache: 2 MB (total). Built on 10 nm process technology. Socket: FCBGA1264. Thermal design power (TDP): 12 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 5,218 points. Launch price was $57.

Core i3-1115G4E

The Core i3-1115G4E is manufactured by Intel. It was released in 2 September 2020 (5 years ago). It is based on the Tiger Lake-U (2020−2021) architecture. It features 2 cores and 4 threads. Base frequency is 2.2 GHz, with boost up to 3.9 GHz. L3 cache: 6 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1449. Thermal design power (TDP): 15 Watt. Memory support: DDR4, LPDDR4X. Passmark benchmark score: 5,231 points. Launch price was $285.

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Processing Power

The Atom x7405C packs 4 cores / 4 threads, while the Core i3-1115G4E offers 2 cores / 4 threads — the Atom x7405C has 2 more cores. Boost clocks reach 3.4 GHz on the Atom x7405C versus 3.9 GHz on the Core i3-1115G4E — a 13.7% clock advantage for the Core i3-1115G4E (base: 1.7 GHz vs 2.2 GHz). The Atom x7405C uses the Amston Lake (2024−2025) architecture (10 nm), while the Core i3-1115G4E uses Tiger Lake-U (2020−2021) (10 nm). In PassMark, the Atom x7405C scores 5,218 against the Core i3-1115G4E's 5,231 — a 0.2% lead for the Core i3-1115G4E. Both processors carry 6 MB (total) of L3 cache.

Feature	Atom x7405C	Core i3-1115G4E
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	3.4 GHz	3.9 GHz+15%
Base Clock	1.7 GHz	2.2 GHz+29%
L3 Cache	6 MB (total)	6 MB (total)
L2 Cache	2 MB (total)+60%	1.25 MB (per core)
Process	10 nm	10 nm
Architecture	Amston Lake (2024−2025)	Tiger Lake-U (2020−2021)
PassMark	5,218	5,231
Geekbench 6 Single	—	1,506

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Memory & Platform

The Atom x7405C uses the FCBGA1264 socket (PCIe 4.0), while the Core i3-1115G4E uses FCBGA1449 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Atom x7405C versus DDR4-3200 on the Core i3-1115G4E — the Atom x7405C supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-1115G4E supports up to 64 GB of RAM compared to 16 GB — 300% more capacity for professional workloads. Memory channels: 1 (Atom x7405C) vs 2 (Core i3-1115G4E). PCIe lanes: 9 (Atom x7405C) vs 4 (Core i3-1115G4E) — the Atom x7405C offers 5 more lanes for additional GPUs or NVMe drives.

Feature	Atom x7405C	Core i3-1115G4E
Socket	FCBGA1264	FCBGA1449
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR5-4800+50%	DDR4-3200
Max RAM Capacity	16 GB	64 GB+300%
RAM Channels	1	2+100%
ECC Support	No	No
PCIe Lanes	9+125%	4

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Advanced Features

Virtualization: not specified (Atom x7405C) / VT-x, VT-d, EPT (Core i3-1115G4E). Both include integrated graphics — Intel UHD Graphics (Atom x7405C) and UHD Graphics for 11th Gen (48 EU) (Core i3-1115G4E) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-1115G4E targets Embedded. Direct competitor: Core i3-1115G4E rivals Ryzen Embedded V2516.

Feature	Atom x7405C	Core i3-1115G4E
Integrated GPU	Yes	Yes
IGPU Model	Intel UHD Graphics	UHD Graphics for 11th Gen (48 EU)
Unlocked	—	No
AVX-512	—	Yes
Virtualization	—	VT-x, VT-d, EPT
Target Use	—	Embedded