EPYC 4585PX vs Xeon Gold 6548Y+
EPYC 4585PX
Xeon Gold 6548Y+
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 4585PX
Performance Per Dollar Xeon Gold 6548Y+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 4585PX | Xeon Gold 6548Y+ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($826) | ⚠️ Higher cost ($3,726) |
| Longevity | ✨ Modern (Grado (2025) / 4 nm) | ✨ Modern (Emerald Rapids (2023) / 10 nm) |
💎 Value Proposition
| Insight | EPYC 4585PX | Xeon Gold 6548Y+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+334%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($826) | ⚠️ Higher cost ($3,726) |
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 4585PX and Xeon Gold 6548Y+
EPYC 4585PX
The EPYC 4585PX is manufactured by AMD. It was released in 13 May 2025 (less than a year ago). It is based on the Grado (2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.3 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5. Passmark benchmark score: 70,563 points. Launch price was $699.
Xeon Gold 6548Y+
The Xeon Gold 6548Y+ is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Emerald Rapids (2023) architecture. It features 32 cores and 64 threads. Base frequency is 2.5 GHz, with boost up to 4.1 GHz. L3 cache: 60 MB (total). L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 250 Watt. Memory support: DDR5. Passmark benchmark score: 73,387 points. Launch price was $3,726.
Processing Power
The EPYC 4585PX packs 16 cores / 32 threads, while the Xeon Gold 6548Y+ offers 32 cores / 64 threads — the Xeon Gold 6548Y+ has 16 more cores. Boost clocks reach 5.7 GHz on the EPYC 4585PX versus 4.1 GHz on the Xeon Gold 6548Y+ — a 32.7% clock advantage for the EPYC 4585PX (base: 4.3 GHz vs 2.5 GHz). The EPYC 4585PX uses the Grado (2025) architecture (4 nm), while the Xeon Gold 6548Y+ uses Emerald Rapids (2023) (10 nm). In PassMark, the EPYC 4585PX scores 70,563 against the Xeon Gold 6548Y+'s 73,387 — a 3.9% lead for the Xeon Gold 6548Y+. L3 cache: 128 MB (total) on the EPYC 4585PX vs 60 MB (total) on the Xeon Gold 6548Y+.
| Feature | EPYC 4585PX | Xeon Gold 6548Y+ |
|---|---|---|
| Cores / Threads | 16 / 32 | 32 / 64+100% |
| Boost Clock | 5.7 GHz+39% | 4.1 GHz |
| Base Clock | 4.3 GHz+72% | 2.5 GHz |
| L3 Cache | 128 MB (total)+113% | 60 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 4 nm-60% | 10 nm |
| Architecture | Grado (2025) | Emerald Rapids (2023) |
| PassMark | 70,563 | 73,387+4% |
Memory & Platform
The EPYC 4585PX uses the AM5 socket (PCIe 4.0), while the Xeon Gold 6548Y+ uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the EPYC 4585PX versus 5200 on the Xeon Gold 6548Y+ — the EPYC 4585PX supports 7.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6548Y+ supports up to 4096 of RAM compared to 256 — 176.5% more capacity for professional workloads. Memory channels: 2 (EPYC 4585PX) vs 8 (Xeon Gold 6548Y+). PCIe lanes: 28 (EPYC 4585PX) vs 80 (Xeon Gold 6548Y+) — the Xeon Gold 6548Y+ offers 52 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM5 (EPYC 4585PX) and C741 (Xeon Gold 6548Y+).
| Feature | EPYC 4585PX | Xeon Gold 6548Y+ |
|---|---|---|
| Socket | AM5 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 5600+8% | 5200 |
| Max RAM Capacity | 256 | 4096+1500% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 80+186% |
Advanced Features
Only the EPYC 4585PX 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, AMD-V (EPYC 4585PX) vs VT-x, VT-d (Xeon Gold 6548Y+). The EPYC 4585PX includes integrated graphics (AMD Radeon Graphics), while the Xeon Gold 6548Y+ requires a dedicated GPU. Direct competitor: EPYC 4585PX rivals Core Ultra 9 285K; Xeon Gold 6548Y+ rivals EPYC 9454.
| Feature | EPYC 4585PX | Xeon Gold 6548Y+ |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon Graphics | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, AMD-V | VT-x, VT-d |
Value Analysis
The EPYC 4585PX launched at $699 MSRP, while the Xeon Gold 6548Y+ debuted at $3726. At current prices ($826 vs $3726), the EPYC 4585PX is $2900 cheaper. In terms of value (PassMark points per dollar), the EPYC 4585PX delivers 85.4 pts/$ vs 19.7 pts/$ for the Xeon Gold 6548Y+ — making the EPYC 4585PX the 125.1% better value option.
| Feature | EPYC 4585PX | Xeon Gold 6548Y+ |
|---|---|---|
| MSRP | $699-81% | $3726 |
| Avg Price (30d) | $826-78% | $3726 |
| Performance per Dollar | 85.4+334% | 19.7 |
| Release Date | 2025 | 2023 |
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