Core i5-13400F vs FX-8320E
Core i5-13400F
FX-8320E
Performance Spectrum - CPU
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-13400F
Performance Per Dollar FX-8320E
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-13400F | FX-8320E |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($180) | ✅ More affordable ($60) |
| Longevity | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) | 🛑 Legacy (Vishera (2012−2015) / 32 nm) |
💎 Value Proposition
| Insight | Core i5-13400F | FX-8320E |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+68%) | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($180) | ✅ More affordable ($60) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Core i5-13400F and FX-8320E
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.
FX-8320E
The FX-8320E is manufactured by AMD. It was released in 2 September 2014 (11 years ago). It is based on the Vishera (2012−2015) architecture. It features 8 cores and 8 threads. Base frequency is 3.2 GHz, with boost up to 4 GHz. L2 cache: 8192 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 4,960 points. Launch price was $147.
Processing Power
The Core i5-13400F packs 10 cores / 16 threads, while the FX-8320E offers 8 cores / 8 threads — the Core i5-13400F has 2 more cores. Boost clocks reach 4.6 GHz on the Core i5-13400F versus 4 GHz on the FX-8320E — a 14% clock advantage for the Core i5-13400F (base: 2.5 GHz vs 3.2 GHz). The Core i5-13400F uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the FX-8320E uses Vishera (2012−2015) (32 nm). In PassMark, the Core i5-13400F scores 25,029 against the FX-8320E's 4,960 — a 133.8% lead for the Core i5-13400F. Geekbench 6 single-core — the metric most relevant to gaming — records 2,407 vs 439, a 138.3% lead for the Core i5-13400F that directly translates to higher frame rates. Multi-core Geekbench: 11,408 vs 1,734 (147.2% advantage for the Core i5-13400F).
| Feature | Core i5-13400F | FX-8320E |
|---|---|---|
| Cores / Threads | 10 / 16+25% | 8 / 8 |
| Boost Clock | 4.6 GHz+15% | 4 GHz |
| Base Clock | 2.5 GHz | 3.2 GHz+28% |
| L3 Cache | 20 MB (total) | — |
| L2 Cache | 1.25 MB (per core) | 8192 kB+540% |
| Process | Intel 7 nm-78% | 32 nm |
| Architecture | Raptor Lake-S (2023−2024) | Vishera (2012−2015) |
| PassMark | 25,029+405% | 4,960 |
| Cinebench R23 Multi | 16,211 | — |
| Geekbench 6 Single | 2,407+448% | 439 |
| Geekbench 6 Multi | 11,408+558% | 1,734 |
Memory & Platform
The Core i5-13400F uses the LGA1700 socket (PCIe 5.0), while the FX-8320E uses AM3+ (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-13400F versus DDR3-1866 on the FX-8320E — the Core i5-13400F supports 50% 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 32 GB — 142.9% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i5-13400F) vs 0 (FX-8320E) — the Core i5-13400F offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F) and AMD 990FX,AMD 970 (FX-8320E).
| Feature | Core i5-13400F | FX-8320E |
|---|---|---|
| Socket | LGA1700 | AM3+ |
| PCIe Generation | PCIe 5.0+150% | PCIe 2.0 |
| Max RAM Speed | DDR5-4800, DDR4-3200+67% | DDR3-1866 |
| Max RAM Capacity | 192 GB+500% | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 20 | 0 |
Advanced Features
Only the FX-8320E has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i5-13400F) vs AMD-V (FX-8320E). Primary use case: Core i5-13400F targets Gaming. Direct competitor: Core i5-13400F rivals Ryzen 5 7600.
| Feature | Core i5-13400F | FX-8320E |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Gaming | — |
Value Analysis
The Core i5-13400F launched at $196 MSRP, while the FX-8320E debuted at $147. At current prices ($180 vs $60), the FX-8320E is $120 cheaper. In terms of value (PassMark points per dollar), the Core i5-13400F delivers 139.1 pts/$ vs 82.7 pts/$ for the FX-8320E — making the Core i5-13400F the 50.9% better value option.
| Feature | Core i5-13400F | FX-8320E |
|---|---|---|
| MSRP | $196 | $147-25% |
| Avg Price (30d) | $180 | $60-67% |
| Performance per Dollar | 139.1+68% | 82.7 |
| Release Date | 2023 | 2014 |
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