Athlon II X2 270
Core i5-12400F
Athlon II X2 270 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.
Athlon II X2 270 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.
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 X2 270 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.
Athlon II X2 270
2011Why buy it
- ✅+4.4% higher Geekbench multi-core.
- ✅Costs $102 less on MSRP ($72 MSRP vs $174 MSRP).
Trade-offs
- ❌Worse for gaming: lower average FPS than Core i5-12400F across 50 shared CPU benchmark tests.
- ❌Lower PassMark per dollar, at 18.5 vs 112.3 PassMark/$ ($72 MSRP vs $174 MSRP).
- ❌Older platform position on AM3, while Core i5-12400F moves to LGA1700 and DDR5.
Core i5-12400F
2022Why buy it
- ✅Better for gaming: +531.2% higher average FPS across 50 shared CPU benchmark tests.
- ✅Delivers 506.3% more PassMark for each dollar spent, at 112.3 vs 18.5 PassMark/$ ($174 MSRP vs $72 MSRP).
- ✅Newer platform on LGA1700 with DDR5 support instead of AM3 and older memory support.
- ✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
Trade-offs
- ❌Lower Geekbench multi-core (657 vs 686).
- ❌141.7% HIGHER MSRP$174 MSRPvs$72 MSRP
Quick Answers
So, is Core i5-12400F better than Athlon II X2 270?
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 X2 270 vs Core i5-12400F Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Athlon II X2 270
The Athlon II X2 270 is manufactured by AMD. It was released in 1 July 2011 (14 years ago). It is based on the Regor (2009−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.4 GHz, with boost up to 3.4 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR2, DDR3. Passmark benchmark score: 1,333 points. Launch price was $100.
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 Athlon II X2 270 packs 2 cores / 2 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core i5-12400F has 4 more cores. Boost clocks reach 3.4 GHz on the Athlon II X2 270 versus 4.4 GHz on the Core i5-12400F — a 25.6% clock advantage for the Core i5-12400F (base: 3.4 GHz vs 2.5 GHz). The Athlon II X2 270 uses the Regor (2009−2013) architecture (45 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Athlon II X2 270 scores 1,333 against the Core i5-12400F's 19,532 — a 174.4% lead for the Core i5-12400F. Geekbench 6 single-core — the metric most relevant to gaming — records 392 vs 1,700, a 125% lead for the Core i5-12400F that directly translates to higher frame rates. Multi-core Geekbench: 686 vs 657 (4.3% advantage for the Athlon II X2 270). L3 cache: 0 kB on the Athlon II X2 270 vs 18 MB (total) on the Core i5-12400F.
| Feature | Athlon II X2 270 | Core i5-12400F |
|---|---|---|
| Cores / Threads | 2 / 2 | 6 / 12+200% |
| Boost Clock | 3.4 GHz | 4.4 GHz+29% |
| Base Clock | 3.4 GHz+36% | 2.5 GHz |
| L3 Cache | 0 kB | 18 MB (total) |
| L2 Cache | 1 MB | 1.25 MB (per core)+25% |
| Process | 45 nm | Intel 7 nm-84% |
| Architecture | Regor (2009−2013) | Alder Lake-S (2022) |
| PassMark | 1,333 | 19,532+1365% |
| Cinebench R23 Multi | — | 12,380 |
| Geekbench 6 Single | 392 | 1,700+334% |
| Geekbench 6 Multi | 686+4% | 657 |
Memory & Platform
The Athlon II X2 270 uses the AM3 socket (PCIe 2.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1333 on the Athlon II X2 270 versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Core i5-12400F supports 260.1% 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 16 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II X2 270) vs 20 (Core i5-12400F) — the Core i5-12400F offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM2+,AM3 (Athlon II X2 270) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Athlon II X2 270 | Core i5-12400F |
|---|---|---|
| Socket | AM3 | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | 1333 | DDR5-4800, DDR4-3200+260% |
| Max RAM Capacity | 16 GB | 128 GB+700% |
| RAM Channels | 2 | 2 |
| ECC Support | No | No |
| PCIe Lanes | 0 | 20 |
Advanced Features
Virtualization support: true (Athlon II X2 270) vs VT-x, VT-d, EPT (Core i5-12400F). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Athlon II X2 270 rivals Pentium E6700; Core i5-12400F rivals Ryzen 5 5600.
| Feature | Athlon II X2 270 | Core i5-12400F |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | true | VT-x, VT-d, EPT |
| Target Use | — | Gaming Performance/Value |
Value Analysis
At launch, the Athlon II X2 270 was priced at $72, while the Core i5-12400F came in at $174. On launch pricing ($72 vs $174), Athlon II X2 270 was $102 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon II X2 270 delivers 18.5 pts/$ vs 112.3 pts/$ for the Core i5-12400F — making the Core i5-12400F the 143.4% better value option.
| Feature | Athlon II X2 270 | Core i5-12400F |
|---|---|---|
| MSRP | $72-59% | $174 |
| Performance per Dollar | 18.5 | 112.3+507% |
| Release Date | 2011 | 2022 |
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