Core i5-13400F vs EPYC 7643P
Core i5-13400F
EPYC 7643P
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 EPYC 7643P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-13400F | EPYC 7643P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($180) | ⚠️ Higher cost ($2,722) |
| Longevity | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) | ✨ Modern (Milan (2021−2023) / 7 nm) |
💎 Value Proposition
| Insight | Core i5-13400F | EPYC 7643P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+390%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($180) | ⚠️ Higher cost ($2,722) |
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 EPYC 7643P
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.
EPYC 7643P
The EPYC 7643P is manufactured by AMD. It was released in 5 September 2023 (2 years ago). It is based on the Milan (2021−2023) architecture. It features 48 cores and 96 threads. Base frequency is 2.3 GHz, with boost up to 3.6 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 225 Watt. Memory support: DDR4. Passmark benchmark score: 77,307 points. Launch price was $2,722.
Processing Power
The Core i5-13400F packs 10 cores / 16 threads, while the EPYC 7643P offers 48 cores / 96 threads — the EPYC 7643P has 38 more cores. Boost clocks reach 4.6 GHz on the Core i5-13400F versus 3.6 GHz on the EPYC 7643P — a 24.4% clock advantage for the Core i5-13400F (base: 2.5 GHz vs 2.3 GHz). The Core i5-13400F uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the EPYC 7643P uses Milan (2021−2023) (7 nm). In PassMark, the Core i5-13400F scores 25,029 against the EPYC 7643P's 77,307 — a 102.2% lead for the EPYC 7643P. L3 cache: 20 MB (total) on the Core i5-13400F vs 256 MB (total) on the EPYC 7643P.
| Feature | Core i5-13400F | EPYC 7643P |
|---|---|---|
| Cores / Threads | 10 / 16 | 48 / 96+380% |
| Boost Clock | 4.6 GHz+28% | 3.6 GHz |
| Base Clock | 2.5 GHz+9% | 2.3 GHz |
| L3 Cache | 20 MB (total) | 256 MB (total)+1180% |
| L2 Cache | 1.25 MB (per core)+150% | 512 kB (per core) |
| Process | Intel 7 nm | 7 nm |
| Architecture | Raptor Lake-S (2023−2024) | Milan (2021−2023) |
| PassMark | 25,029 | 77,307+209% |
| Cinebench R23 Multi | 16,211 | — |
| Geekbench 6 Single | 2,407 | — |
| Geekbench 6 Multi | 11,408 | — |
Memory & Platform
The Core i5-13400F uses the LGA1700 socket (PCIe 5.0), while the EPYC 7643P uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-13400F versus 3200 on the EPYC 7643P — the EPYC 7643P supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7643P supports up to 4096 of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 2 (Core i5-13400F) vs 8 (EPYC 7643P). PCIe lanes: 20 (Core i5-13400F) vs 128 (EPYC 7643P) — the EPYC 7643P offers 108 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F) and SP3 (EPYC 7643P).
| Feature | Core i5-13400F | EPYC 7643P |
|---|---|---|
| Socket | LGA1700 | SP3 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800, DDR4-3200 | 3200+63900% |
| Max RAM Capacity | 192 GB+4915100% | 4096 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 128+540% |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core i5-13400F) vs VT-x, VT-d, SEV (EPYC 7643P). Primary use case: Core i5-13400F targets Gaming. Direct competitor: Core i5-13400F rivals Ryzen 5 7600; EPYC 7643P rivals Xeon Platinum 8380.
| Feature | Core i5-13400F | EPYC 7643P |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d, SEV |
| Target Use | Gaming | — |
Value Analysis
The Core i5-13400F launched at $196 MSRP, while the EPYC 7643P debuted at $2722. At current prices ($180 vs $2722), the Core i5-13400F is $2542 cheaper. In terms of value (PassMark points per dollar), the Core i5-13400F delivers 139.1 pts/$ vs 28.4 pts/$ for the EPYC 7643P — making the Core i5-13400F the 132.2% better value option.
| Feature | Core i5-13400F | EPYC 7643P |
|---|---|---|
| MSRP | $196-93% | $2722 |
| Avg Price (30d) | $180-93% | $2722 |
| Performance per Dollar | 139.1+390% | 28.4 |
| Release Date | 2023 | 2023 |
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