EPYC 9684X vs Xeon 6781P
EPYC 9684X
Xeon 6781P
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 9684X
Performance Per Dollar Xeon 6781P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9684X | Xeon 6781P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($14,756) | ✅ More affordable ($8,960) |
| Longevity | ✨ Modern (Genoa-X (2023) / 5 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | EPYC 9684X | Xeon 6781P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+59%) |
| Upfront Cost | ⚠️ Higher cost ($14,756) | ✅ More affordable ($8,960) |
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 9684X and Xeon 6781P
EPYC 9684X
The EPYC 9684X is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Genoa-X (2023) architecture. It features 96 cores and 192 threads. Base frequency is 2.55 GHz, with boost up to 3.7 GHz. L3 cache: 1152 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: SP5. Thermal design power (TDP): 400 Watt. Memory support: DDR5. Passmark benchmark score: 122,017 points. Launch price was $14,756.
Xeon 6781P
The Xeon 6781P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 80 cores and 160 threads. Base frequency is 2 GHz, with boost up to 3.8 GHz. L3 cache: 336 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 350 Watt. Memory support: DDR5(6400MT/s), MRDIMM(8800MT/s). Passmark benchmark score: 117,946 points. Launch price was $8,960.
Processing Power
The EPYC 9684X packs 96 cores / 192 threads, while the Xeon 6781P offers 80 cores / 160 threads — the EPYC 9684X has 16 more cores. Boost clocks reach 3.7 GHz on the EPYC 9684X versus 3.8 GHz on the Xeon 6781P — a 2.7% clock advantage for the Xeon 6781P (base: 2.55 GHz vs 2 GHz). The EPYC 9684X uses the Genoa-X (2023) architecture (5 nm), while the Xeon 6781P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the EPYC 9684X scores 122,017 against the Xeon 6781P's 117,946 — a 3.4% lead for the EPYC 9684X. L3 cache: 1152 MB (total) on the EPYC 9684X vs 336 MB (total) on the Xeon 6781P.
| Feature | EPYC 9684X | Xeon 6781P |
|---|---|---|
| Cores / Threads | 96 / 192+20% | 80 / 160 |
| Boost Clock | 3.7 GHz | 3.8 GHz+3% |
| Base Clock | 2.55 GHz+27% | 2 GHz |
| L3 Cache | 1152 MB (total)+243% | 336 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm | Intel 3 nm-40% |
| Architecture | Genoa-X (2023) | Granite Rapids (2024−2025) |
| PassMark | 122,017+3% | 117,946 |
Memory & Platform
The EPYC 9684X uses the SP5 socket (PCIe 5.0), while the Xeon 6781P uses LGA4710 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 memory speed. The EPYC 9684X supports up to 6 TB of RAM compared to 4 TB — 40% more capacity for professional workloads. Memory channels: 12 (EPYC 9684X) vs 8 (Xeon 6781P). PCIe lanes: 128 (EPYC 9684X) vs 136 (Xeon 6781P) — the Xeon 6781P offers 8 more lanes for additional GPUs or NVMe drives.
| Feature | EPYC 9684X | Xeon 6781P |
|---|---|---|
| Socket | SP5 | LGA4710 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | DDR5-6400 |
| Max RAM Capacity | 6 TB+50% | 4 TB |
| RAM Channels | 12+50% | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 136+6% |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9684X) vs VT-x, VT-d, VT-x EPT (Xeon 6781P). Primary use case: EPYC 9684X targets HPC / Cache Sensitive Workloads, Xeon 6781P targets Data Center / Cloud Scale. Direct competitor: EPYC 9684X rivals Xeon 6979P; Xeon 6781P rivals EPYC 9655.
| Feature | EPYC 9684X | Xeon 6781P |
|---|---|---|
| Integrated GPU | No | No |
| Virtualization | AMD-V, SEV-SNP | VT-x, VT-d, VT-x EPT |
| Target Use | HPC / Cache Sensitive Workloads | Data Center / Cloud Scale |
Value Analysis
The EPYC 9684X launched at $14756 MSRP, while the Xeon 6781P debuted at $8960. At current prices ($14756 vs $8960), the Xeon 6781P is $5796 cheaper. In terms of value (PassMark points per dollar), the EPYC 9684X delivers 8.3 pts/$ vs 13.2 pts/$ for the Xeon 6781P — making the Xeon 6781P the 45.7% better value option.
| Feature | EPYC 9684X | Xeon 6781P |
|---|---|---|
| MSRP | $14756 | $8960-39% |
| Avg Price (30d) | $14756 | $8960-39% |
| Performance per Dollar | 8.3 | 13.2+59% |
| Release Date | 2023 | 2025 |
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