Core i7-13700K vs EPYC 7643P
Core i7-13700K
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 i7-13700K
Performance Per Dollar EPYC 7643P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-13700K | EPYC 7643P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($400) | ⚠️ Higher cost ($2,722) |
| Longevity | ✨ Modern (Raptor Lake, Raptor Cove, Gracemont (2022) / Intel 7 nm) | ✨ Modern (Milan (2021−2023) / 7 nm) |
💎 Value Proposition
| Insight | Core i7-13700K | EPYC 7643P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+303%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($400) | ⚠️ 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.
Path of Exile 2
Valorant
Technical Specifications
Side-by-side comparison of Core i7-13700K and EPYC 7643P
Core i7-13700K
The Core i7-13700K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 16 cores and 24 threads. Base frequency is 3.4 GHz, with boost up to 5.4 GHz. L3 cache: 30 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 45,784 points. Launch price was $409.
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 i7-13700K packs 16 cores / 24 threads, while the EPYC 7643P offers 48 cores / 96 threads — the EPYC 7643P has 32 more cores. Boost clocks reach 5.4 GHz on the Core i7-13700K versus 3.6 GHz on the EPYC 7643P — a 40% clock advantage for the Core i7-13700K (base: 3.4 GHz vs 2.3 GHz). The Core i7-13700K uses the Raptor Lake, Raptor Cove, Gracemont (2022) architecture (Intel 7 nm), while the EPYC 7643P uses Milan (2021−2023) (7 nm). In PassMark, the Core i7-13700K scores 45,784 against the EPYC 7643P's 77,307 — a 51.2% lead for the EPYC 7643P. L3 cache: 30 MB (total) on the Core i7-13700K vs 256 MB (total) on the EPYC 7643P.
| Feature | Core i7-13700K | EPYC 7643P |
|---|---|---|
| Cores / Threads | 16 / 24 | 48 / 96+200% |
| Boost Clock | 5.4 GHz+50% | 3.6 GHz |
| Base Clock | 3.4 GHz+48% | 2.3 GHz |
| L3 Cache | 30 MB (total) | 256 MB (total)+753% |
| L2 Cache | 2 MB (per core)+300% | 512 kB (per core) |
| Process | Intel 7 nm | 7 nm |
| Architecture | Raptor Lake, Raptor Cove, Gracemont (2022) | Milan (2021−2023) |
| PassMark | 45,784 | 77,307+69% |
| Cinebench R23 Multi | 31,000 | — |
| Geekbench 6 Single | 2,846 | — |
| Geekbench 6 Multi | 18,980 | — |
Memory & Platform
The Core i7-13700K 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 DDR5-5600 on the Core i7-13700K 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 i7-13700K) vs 8 (EPYC 7643P). PCIe lanes: 20 (Core i7-13700K) vs 128 (EPYC 7643P) — the EPYC 7643P offers 108 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel Z790,Intel H770,Intel B760,Intel Z690,Intel H670,Intel B660,Intel H610 (Core i7-13700K) and SP3 (EPYC 7643P).
| Feature | Core i7-13700K | EPYC 7643P |
|---|---|---|
| Socket | LGA1700 | SP3 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5600 | 3200+63900% |
| Max RAM Capacity | 192 GB+4915100% | 4096 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 128+540% |
Advanced Features
Only the Core i7-13700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: true (Core i7-13700K) vs VT-x, VT-d, SEV (EPYC 7643P). The Core i7-13700K includes integrated graphics (Intel UHD Graphics 770), while the EPYC 7643P requires a dedicated GPU. Direct competitor: Core i7-13700K rivals Ryzen 9 7900X; EPYC 7643P rivals Xeon Platinum 8380.
| Feature | Core i7-13700K | EPYC 7643P |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel UHD Graphics 770 | None |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | true | VT-x, VT-d, SEV |
Value Analysis
The Core i7-13700K launched at $409 MSRP, while the EPYC 7643P debuted at $2722. At current prices ($400 vs $2722), the Core i7-13700K is $2322 cheaper. In terms of value (PassMark points per dollar), the Core i7-13700K delivers 114.5 pts/$ vs 28.4 pts/$ for the EPYC 7643P — making the Core i7-13700K the 120.5% better value option.
| Feature | Core i7-13700K | EPYC 7643P |
|---|---|---|
| MSRP | $409-85% | $2722 |
| Avg Price (30d) | $400-85% | $2722 |
| Performance per Dollar | 114.5+303% | 28.4 |
| Release Date | 2022 | 2023 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Core i7-13700K and EPYC 7643P
