Core i9-13900KS vs EPYC 4584PX
Core i9-13900KS
EPYC 4584PX
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 i9-13900KS
Performance Per Dollar EPYC 4584PX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-13900KS | EPYC 4584PX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($580) | ⚠️ Higher cost ($1,517) |
| Longevity | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) | ✨ Modern (Raphael (2023−2025) / 5 nm) |
💎 Value Proposition
| Insight | Core i9-13900KS | EPYC 4584PX |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+163%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($580) | ⚠️ Higher cost ($1,517) |
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 i9-13900KS and EPYC 4584PX
Core i9-13900KS
The Core i9-13900KS is manufactured by Intel. It was released in 12 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 24 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 5.8 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 150 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 60,543 points. Launch price was $699.
EPYC 4584PX
The EPYC 4584PX is manufactured by AMD. It was released in 21 May 2024 (1 year ago). It is based on the Raphael (2023−2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.2 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5. Passmark benchmark score: 60,169 points. Launch price was $699.
Processing Power
The Core i9-13900KS packs 24 cores / 32 threads, while the EPYC 4584PX offers 16 cores / 32 threads — the Core i9-13900KS has 8 more cores. Boost clocks reach 5.8 GHz on the Core i9-13900KS versus 5.7 GHz on the EPYC 4584PX — a 1.7% clock advantage for the Core i9-13900KS (base: 3.2 GHz vs 4.2 GHz). The Core i9-13900KS uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the EPYC 4584PX uses Raphael (2023−2025) (5 nm). In PassMark, the Core i9-13900KS scores 60,543 against the EPYC 4584PX's 60,169 — a 0.6% lead for the Core i9-13900KS. L3 cache: 36 MB (total) on the Core i9-13900KS vs 128 MB (total) on the EPYC 4584PX.
| Feature | Core i9-13900KS | EPYC 4584PX |
|---|---|---|
| Cores / Threads | 24 / 32+50% | 16 / 32 |
| Boost Clock | 5.8 GHz+2% | 5.7 GHz |
| Base Clock | 3.2 GHz | 4.2 GHz+31% |
| L3 Cache | 36 MB (total) | 128 MB (total)+256% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 5 nm-29% |
| Architecture | Raptor Lake-S (2023−2024) | Raphael (2023−2025) |
| PassMark | 60,543 | 60,169 |
| Cinebench R23 Multi | 40,998 | — |
| Geekbench 6 Single | 3,123 | — |
| Geekbench 6 Multi | 21,421 | — |
Memory & Platform
The Core i9-13900KS uses the LGA1700 socket (PCIe 5.0), while the EPYC 4584PX uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i9-13900KS versus 5200 on the EPYC 4584PX — the EPYC 4584PX supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 4584PX supports up to 256 of RAM compared to 192 GB — 28.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-13900KS) vs 28 (EPYC 4584PX) — the EPYC 4584PX offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,B760 (Core i9-13900KS) and AM5 (EPYC 4584PX).
| Feature | Core i9-13900KS | EPYC 4584PX |
|---|---|---|
| Socket | LGA1700 | AM5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5600 | 5200+103900% |
| Max RAM Capacity | 192 GB+78643100% | 256 |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 28+40% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the EPYC 4584PX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Core i9-13900KS) vs VT-x, VT-d, AMD-V (EPYC 4584PX). Both include integrated graphics — Intel UHD Graphics 770 (Core i9-13900KS) and AMD Radeon Graphics (EPYC 4584PX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i9-13900KS rivals Ryzen 9 7950X; EPYC 4584PX rivals Ryzen 9 7950X.
| Feature | Core i9-13900KS | EPYC 4584PX |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics 770 | AMD Radeon Graphics |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | true | VT-x, VT-d, AMD-V |
Value Analysis
The Core i9-13900KS launched at $699 MSRP, while the EPYC 4584PX debuted at $1517. At current prices ($580 vs $1517), the Core i9-13900KS is $937 cheaper. In terms of value (PassMark points per dollar), the Core i9-13900KS delivers 104.4 pts/$ vs 39.7 pts/$ for the EPYC 4584PX — making the Core i9-13900KS the 89.9% better value option.
| Feature | Core i9-13900KS | EPYC 4584PX |
|---|---|---|
| MSRP | $699-54% | $1517 |
| Avg Price (30d) | $580-62% | $1517 |
| Performance per Dollar | 104.4+163% | 39.7 |
| Release Date | 2023 | 2024 |
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