
Athlon II Neo K125

Core i5-4300Y
Athlon II Neo K125 vs Core i5-4300Y 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.
Athlon II Neo K125 vs Core i5-4300Y 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.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
Athlon II Neo K125 vs Core i5-4300Y: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Athlon II Neo K125
2010Why buy it
- ✅+0.4% higher PassMark.
- ✅Draws 1W instead of 512W, a 511W reduction.
Trade-offs
- ❌Launch MSRP is still $100 MSRP, while Core i5-4300Y mostly shows up through inconsistent older-market listings.
Core i5-4300Y
2013Why buy it
Trade-offs
- ❌Lower PassMark (1,485 vs 1,491).
- ❌51100% higher power demand at 512W vs 1W.
Quick Answers
So, is Athlon II Neo K125 better than Core i5-4300Y?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Athlon II Neo K125 vs Core i5-4300Y Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Athlon II Neo K125
The Athlon II Neo K125 is manufactured by AMD. It was released in 2009-01-01. It is based on the Geneva (2010) architecture. It features 1 cores and 1 threads. Max frequency: 1.7 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Memory support: DDR3. Passmark benchmark score: 1,491 points. Launch price was $149.

Core i5-4300Y
The Core i5-4300Y is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 2.3 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 11.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,485 points. Launch price was $281.
Processing Power
The Athlon II Neo K125 packs 1 cores / 1 threads, while the Core i5-4300Y offers 2 cores / 4 threads — the Core i5-4300Y has 1 more core. Boost clocks reach 1.7 GHz on the Athlon II Neo K125 versus 2.3 GHz on the Core i5-4300Y — a 30% clock advantage for the Core i5-4300Y. The Athlon II Neo K125 uses the Geneva (2010) architecture (45 nm), while the Core i5-4300Y uses Haswell (2013−2015) (22 nm). In PassMark, the Athlon II Neo K125 scores 1,491 against the Core i5-4300Y's 1,485 — a 0.4% lead for the Athlon II Neo K125.
| Feature | Athlon II Neo K125 | Core i5-4300Y |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 4+100% |
| Boost Clock | 1.7 GHz | 2.3 GHz+35% |
| Base Clock | — | 1.6 GHz |
| L3 Cache | — | 3 MB |
| L2 Cache | 1 MB+100% | 512 kB |
| Process | 45 nm | 22 nm-51% |
| Architecture | Geneva (2010) | Haswell (2013−2015) |
| PassMark | 1,491 | 1,485 |
Memory & Platform
The Athlon II Neo K125 uses the S1 socket (PCIe 2.0), while the Core i5-4300Y uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Athlon II Neo K125 | Core i5-4300Y |
|---|---|---|
| Socket | S1 | FCBGA1168 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-800 | — |
| Max RAM Capacity | 4 GB | — |
| RAM Channels | 2 | — |
| ECC Support | No | — |
| PCIe Lanes | 0 | — |
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