EPYC 8324P vs Ryzen 9 9900X3D
EPYC 8324P
Ryzen 9 9900X3D
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 EPYC 8324P
Performance Per Dollar Ryzen 9 9900X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 8324P | Ryzen 9 9900X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($3,598) | ✅ More affordable ($589) |
| Longevity | ✨ Modern (Siena (2023−2024) / 5 nm) | ✨ Modern (Granite Ridge (2024−2025) / 4 nm) |
💎 Value Proposition
| Insight | EPYC 8324P | Ryzen 9 9900X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+502%) |
| Upfront Cost | ⚠️ Higher cost ($3,598) | ✅ More affordable ($589) |
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 EPYC 8324P and Ryzen 9 9900X3D
EPYC 8324P
The EPYC 8324P is manufactured by AMD. It was released in 18 September 2023 (2 years ago). It is based on the Siena (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2.65 GHz, with boost up to 3 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: SP6. Thermal design power (TDP): 180 Watt. Memory support: DDR5. Passmark benchmark score: 57,127 points. Launch price was $1,895.
Ryzen 9 9900X3D
The Ryzen 9 9900X3D is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.4 GHz, with boost up to 5.5 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5. Passmark benchmark score: 56,301 points. Launch price was $599.
Processing Power
The EPYC 8324P packs 32 cores / 64 threads, while the Ryzen 9 9900X3D offers 12 cores / 24 threads — the EPYC 8324P has 20 more cores. Boost clocks reach 3 GHz on the EPYC 8324P versus 5.5 GHz on the Ryzen 9 9900X3D — a 58.8% clock advantage for the Ryzen 9 9900X3D (base: 2.65 GHz vs 4.4 GHz). The EPYC 8324P uses the Siena (2023−2024) architecture (5 nm), while the Ryzen 9 9900X3D uses Granite Ridge (2024−2025) (4 nm). In PassMark, the EPYC 8324P scores 57,127 against the Ryzen 9 9900X3D's 56,301 — a 1.5% lead for the EPYC 8324P. Both processors carry 128 MB (total) of L3 cache.
| Feature | EPYC 8324P | Ryzen 9 9900X3D |
|---|---|---|
| Cores / Threads | 32 / 64+167% | 12 / 24 |
| Boost Clock | 3 GHz | 5.5 GHz+83% |
| Base Clock | 2.65 GHz | 4.4 GHz+66% |
| L3 Cache | 128 MB (total) | 128 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 5 nm | 4 nm-20% |
| Architecture | Siena (2023−2024) | Granite Ridge (2024−2025) |
| PassMark | 57,127+1% | 56,301 |
| Geekbench 6 Single | — | 3,400 |
| Geekbench 6 Multi | — | 26,000 |
Memory & Platform
The EPYC 8324P uses the SP6 socket (PCIe 4.0), while the Ryzen 9 9900X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the EPYC 8324P versus DDR5-5600 on the Ryzen 9 9900X3D — the EPYC 8324P supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 8324P supports up to 1152 of RAM compared to 192 GB — 142.9% more capacity for professional workloads. Memory channels: 6 (EPYC 8324P) vs 2 (Ryzen 9 9900X3D). PCIe lanes: 96 (EPYC 8324P) vs 24 (Ryzen 9 9900X3D) — the EPYC 8324P offers 72 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP6 (EPYC 8324P) and X670,X670E,X870,X870E (Ryzen 9 9900X3D).
| Feature | EPYC 8324P | Ryzen 9 9900X3D |
|---|---|---|
| Socket | SP6 | AM5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 4800+95900% | DDR5-5600 |
| Max RAM Capacity | 1152 | 192 GB+17476167% |
| RAM Channels | 6+200% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 96+300% | 24 |
Advanced Features
Only the Ryzen 9 9900X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (EPYC 8324P) vs AMD-V (Ryzen 9 9900X3D). The Ryzen 9 9900X3D includes integrated graphics (AMD Radeon Graphics (2 Cores)), while the EPYC 8324P requires a dedicated GPU. Primary use case: Ryzen 9 9900X3D targets High End Gaming/Creation. Direct competitor: EPYC 8324P rivals Xeon Platinum 8452Y; Ryzen 9 9900X3D rivals Core Ultra 9 285K.
| Feature | EPYC 8324P | Ryzen 9 9900X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon Graphics (2 Cores) |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | — | High End Gaming/Creation |
Value Analysis
The EPYC 8324P launched at $1895 MSRP, while the Ryzen 9 9900X3D debuted at $599. At current prices ($3598 vs $589), the Ryzen 9 9900X3D is $3009 cheaper. In terms of value (PassMark points per dollar), the EPYC 8324P delivers 15.9 pts/$ vs 95.6 pts/$ for the Ryzen 9 9900X3D — making the Ryzen 9 9900X3D the 143% better value option.
| Feature | EPYC 8324P | Ryzen 9 9900X3D |
|---|---|---|
| MSRP | $1895 | $599-68% |
| Avg Price (30d) | $3598 | $589-84% |
| Performance per Dollar | 15.9 | 95.6+501% |
| Release Date | 2023 | 2025 |
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