Athlon II X3 425e
Core i5-12400F
Athlon II X3 425e 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 X3 425e 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 X3 425e 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 X3 425e
2011Why buy it
- ✅Costs $95 less on MSRP ($79 MSRP vs $174 MSRP).
- ✅Draws 45W instead of 65W, a 20W reduction.
Trade-offs
- ❌Worse for gaming: lower average FPS than Core i5-12400F across 50 shared CPU benchmark tests.
- ❌Lower PassMark (2,239 vs 19,532).
- ❌Lower PassMark per dollar, at 28.3 vs 112.3 PassMark/$ ($79 MSRP vs $174 MSRP).
- ❌Older platform position on AM3, while Core i5-12400F moves to LGA1700 and DDR5.
- ❌No boxed cooler included, unlike Core i5-12400F.
Core i5-12400F
2022Why buy it
- ✅Better for gaming: +291.9% higher average FPS across 50 shared CPU benchmark tests.
- ✅Delivers 296.1% more PassMark for each dollar spent, at 112.3 vs 28.3 PassMark/$ ($174 MSRP vs $79 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.
- ✅Includes a boxed cooler (Yes), unlike Athlon II X3 425e.
Trade-offs
- ❌120.3% HIGHER MSRP$174 MSRPvs$79 MSRP
- ❌44.4% higher power demand at 65W vs 45W.
Quick Answers
So, is Core i5-12400F better than Athlon II X3 425e?
Which one is better for gaming?
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 X3 425e vs Core i5-12400F Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Athlon II X3 425e
The Athlon II X3 425e is manufactured by AMD. It was released in 2009-01-01. It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 2,239 points. Launch price was $149.
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 X3 425e packs 3 cores / 3 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core i5-12400F has 3 more cores. Boost clocks reach 2.7 GHz on the Athlon II X3 425e versus 4.4 GHz on the Core i5-12400F — a 47.9% clock advantage for the Core i5-12400F (base: 2.7 GHz vs 2.5 GHz). The Athlon II X3 425e uses the Rana (2009−2011) architecture (45 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Athlon II X3 425e scores 2,239 against the Core i5-12400F's 19,532 — a 158.9% lead for the Core i5-12400F. L3 cache: 0 kB on the Athlon II X3 425e vs 18 MB (total) on the Core i5-12400F.
| Feature | Athlon II X3 425e | Core i5-12400F |
|---|---|---|
| Cores / Threads | 3 / 3 | 6 / 12+100% |
| Boost Clock | 2.7 GHz | 4.4 GHz+63% |
| Base Clock | 2.7 GHz+8% | 2.5 GHz |
| L3 Cache | 0 kB | 18 MB (total) |
| L2 Cache | 512 kB (per core) | 1.25 MB (per core)+150% |
| Process | 45 nm | Intel 7 nm-84% |
| Architecture | Rana (2009−2011) | Alder Lake-S (2022) |
| PassMark | 2,239 | 19,532+772% |
| Cinebench R23 Multi | — | 12,380 |
| Geekbench 6 Single | — | 1,700 |
| Geekbench 6 Multi | — | 657 |
Memory & Platform
The Athlon II X3 425e 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 DDR3-1333 on the Athlon II X3 425e 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 32 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II X3 425e) vs 20 (Core i5-12400F) — the Core i5-12400F offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD AM3 (Athlon II X3 425e) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Athlon II X3 425e | Core i5-12400F |
|---|---|---|
| Socket | AM3 | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333 | DDR5-4800, DDR4-3200+260% |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | No | No |
| PCIe Lanes | 0 | 20 |
Advanced Features
Virtualization: not specified (Athlon II X3 425e) / VT-x, VT-d, EPT (Core i5-12400F). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.
| Feature | Athlon II X3 425e | Core i5-12400F |
|---|---|---|
| Integrated GPU | No | No |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Gaming Performance/Value |
Value Analysis
At launch, the Athlon II X3 425e was priced at $79, while the Core i5-12400F came in at $174. On launch pricing ($79 vs $174), Athlon II X3 425e was $95 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon II X3 425e delivers 28.3 pts/$ vs 112.3 pts/$ for the Core i5-12400F — making the Core i5-12400F the 119.4% better value option.
| Feature | Athlon II X3 425e | Core i5-12400F |
|---|---|---|
| MSRP | $79-55% | $174 |
| Performance per Dollar | 28.3 | 112.3+297% |
| Release Date | 2011 | 2022 |
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