Athlon II X4 635
Core i5-13400F
Athlon II X4 635 vs Core i5-13400F 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 X4 635 vs Core i5-13400F 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
Cyberpunk 2077
Dead by Daylight
Deadlock
Athlon II X4 635 vs Core i5-13400F: 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 X4 635
2010Why buy it
Trade-offs
- ❌Worse for gaming: lower average FPS than Core i5-13400F across 21 shared CPU benchmark tests.
- ❌Lower Cinebench R23 multi-core (658 vs 16,211).
- ❌Lower PassMark per dollar, at 5.6 vs 127.7 PassMark/$ ($400 MSRP vs $196 MSRP).
- ❌46.2% higher power demand at 95W vs 65W.
- ❌Older platform position on AM3, while Core i5-13400F moves to LGA1700 and DDR5.
Core i5-13400F
2023Why buy it
- ✅Better for gaming: +347.7% higher average FPS across 21 shared CPU benchmark tests.
- ✅Costs $204 less on MSRP ($196 MSRP vs $400 MSRP).
- ✅Delivers 2172.2% more PassMark for each dollar spent, at 127.7 vs 5.6 PassMark/$ ($196 MSRP vs $400 MSRP).
- ✅Draws 65W instead of 95W, a 30W reduction.
- ✅Newer platform on LGA1700 with DDR5 support instead of AM3 and older memory support.
Trade-offs
- ❌Fewer obvious downsides in this matchup outside of normal market pricing swings.
Quick Answers
So, is Core i5-13400F better than Athlon II X4 635?
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 X4 635 vs Core i5-13400F Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Athlon II X4 635
The Athlon II X4 635 is manufactured by AMD. It was released in 25 January 2010 (15 years ago). It is based on the Propus (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.9 GHz, with boost up to 2.9 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,248 points. Launch price was $70.
Core i5-13400F
The Core i5-13400F is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 10 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 20 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, DDR4. Passmark benchmark score: 25,029 points. Launch price was $196.
Processing Power
The Athlon II X4 635 packs 4 cores / 4 threads, while the Core i5-13400F offers 10 cores / 16 threads — the Core i5-13400F has 6 more cores. Boost clocks reach 2.9 GHz on the Athlon II X4 635 versus 4.6 GHz on the Core i5-13400F — a 45.3% clock advantage for the Core i5-13400F (base: 2.9 GHz vs 2.5 GHz). The Athlon II X4 635 uses the Propus (2009−2011) architecture (45 nm), while the Core i5-13400F uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Athlon II X4 635 scores 2,248 against the Core i5-13400F's 25,029 — a 167% lead for the Core i5-13400F. Cinebench R23 multi-core: 658 vs 16,211 (184.4% advantage for the Core i5-13400F). Geekbench 6 single-core — the metric most relevant to gaming — records 180 vs 2,407, a 172.2% lead for the Core i5-13400F that directly translates to higher frame rates. Multi-core Geekbench: 550 vs 11,408 (181.6% advantage for the Core i5-13400F). L3 cache: 0 kB on the Athlon II X4 635 vs 20 MB (total) on the Core i5-13400F.
| Feature | Athlon II X4 635 | Core i5-13400F |
|---|---|---|
| Cores / Threads | 4 / 4 | 10 / 16+150% |
| Boost Clock | 2.9 GHz | 4.6 GHz+59% |
| Base Clock | 2.9 GHz+16% | 2.5 GHz |
| L3 Cache | 0 kB | 20 MB (total) |
| L2 Cache | 512 kB (per core) | 1.25 MB (per core)+150% |
| Process | 45 nm | Intel 7 nm-84% |
| Architecture | Propus (2009−2011) | Raptor Lake-S (2023−2024) |
| PassMark | 2,248 | 25,029+1013% |
| Cinebench R23 Multi | 658 | 16,211+2364% |
| Geekbench 6 Single | 180 | 2,407+1237% |
| Geekbench 6 Multi | 550 | 11,408+1974% |
Memory & Platform
The Athlon II X4 635 uses the AM3 socket (PCIe 2.0), while the Core i5-13400F uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 / DDR2-1066 on the Athlon II X4 635 versus DDR5-4800, DDR4-3200 on the Core i5-13400F — the Core i5-13400F supports 260.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-13400F supports up to 192 GB of RAM compared to 16 GB — 1100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Athlon II X4 635) vs 20 (Core i5-13400F) — the Core i5-13400F offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 770,785G,790FX,880G,890FX,970,990FX (Athlon II X4 635) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F).
| Feature | Athlon II X4 635 | Core i5-13400F |
|---|---|---|
| Socket | AM3 | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
| Max RAM Speed | DDR3-1333 / DDR2-1066 | DDR5-4800, DDR4-3200+260% |
| Max RAM Capacity | 16 GB | 192 GB+1100% |
| RAM Channels | 2 | 2 |
| ECC Support | No | No |
| PCIe Lanes | 16 | 20+25% |
Advanced Features
Only the Athlon II X4 635 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (Athlon II X4 635) vs VT-x, VT-d (Core i5-13400F). Primary use case: Athlon II X4 635 targets Budget, Core i5-13400F targets Gaming. Direct competitor: Core i5-13400F rivals Ryzen 5 7600.
| Feature | Athlon II X4 635 | Core i5-13400F |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Budget | Gaming |
Value Analysis
At launch, the Athlon II X4 635 was priced at $400, while the Core i5-13400F came in at $196. On launch pricing ($400 vs $196), Core i5-13400F was $204 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon II X4 635 delivers 5.6 pts/$ vs 127.7 pts/$ for the Core i5-13400F — making the Core i5-13400F the 183.1% better value option.
| Feature | Athlon II X4 635 | Core i5-13400F |
|---|---|---|
| MSRP | $400 | $196-51% |
| Performance per Dollar | 5.6 | 127.7+2180% |
| Release Date | 2010 | 2023 |
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