Xeon Gold 6542Y vs EPYC 7473X
Xeon Gold 6542Y
EPYC 7473X
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 Xeon Gold 6542Y
Performance Per Dollar EPYC 7473X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6542Y | EPYC 7473X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,878) | ✅ More affordable ($200) |
| Longevity | ✨ Modern (Emerald Rapids (2023) / Intel 7 nm) | ✨ Modern (Milan-X (2022) / 7 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6542Y | EPYC 7473X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1318%) |
| Upfront Cost | ⚠️ Higher cost ($2,878) | ✅ More affordable ($200) |
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 Xeon Gold 6542Y and EPYC 7473X
Xeon Gold 6542Y
The Xeon Gold 6542Y 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 24 cores and 48 threads. Base frequency is 2.9 GHz, with boost up to 4.1 GHz. L3 cache: 60 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 250 Watt. Memory support: DDR5-5200. Passmark benchmark score: 60,144 points. Launch price was $2,878.
EPYC 7473X
The EPYC 7473X is manufactured by AMD. It was released in 2022-03-01. It is based on the Milan-X (2022) architecture. It features 24 cores and 48 threads. Base frequency is 2.8 GHz, with boost up to 3.7 GHz. L3 cache: 768 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 240 Watt. Memory support: DDR4-3200. Passmark benchmark score: 59,280 points. Launch price was $3,900.
Processing Power
Both the Xeon Gold 6542Y and EPYC 7473X share an identical 24-core/48-thread configuration. Boost clocks reach 4.1 GHz on the Xeon Gold 6542Y versus 3.7 GHz on the EPYC 7473X — a 10.3% clock advantage for the Xeon Gold 6542Y (base: 2.9 GHz vs 2.8 GHz). The Xeon Gold 6542Y uses the Emerald Rapids (2023) architecture (Intel 7 nm), while the EPYC 7473X uses Milan-X (2022) (7 nm). In PassMark, the Xeon Gold 6542Y scores 60,144 against the EPYC 7473X's 59,280 — a 1.4% lead for the Xeon Gold 6542Y. L3 cache: 60 MB (total) on the Xeon Gold 6542Y vs 768 MB (total) on the EPYC 7473X.
| Feature | Xeon Gold 6542Y | EPYC 7473X |
|---|---|---|
| Cores / Threads | 24 / 48 | 24 / 48 |
| Boost Clock | 4.1 GHz+11% | 3.7 GHz |
| Base Clock | 2.9 GHz+4% | 2.8 GHz |
| L3 Cache | 60 MB (total) | 768 MB (total)+1180% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | Intel 7 nm | 7 nm |
| Architecture | Emerald Rapids (2023) | Milan-X (2022) |
| PassMark | 60,144+1% | 59,280 |
Memory & Platform
The Xeon Gold 6542Y uses the LGA4677 socket (PCIe 5.0), while the EPYC 7473X uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon Gold 6542Y versus 3200 on the EPYC 7473X — the Xeon Gold 6542Y supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 80 (Xeon Gold 6542Y) vs 128 (EPYC 7473X) — the EPYC 7473X offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 6542Y) and SP3 (EPYC 7473X).
| Feature | Xeon Gold 6542Y | EPYC 7473X |
|---|---|---|
| Socket | LGA4677 | SP3 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 4800+50% | 3200 |
| Max RAM Capacity | 4096 | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80 | 128+60% |
Advanced Features
Neither processor supports overclocking. Only the Xeon Gold 6542Y supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Direct competitor: Xeon Gold 6542Y rivals EPYC 9354; EPYC 7473X rivals Xeon Platinum 8380.
| Feature | Xeon Gold 6542Y | EPYC 7473X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon Gold 6542Y launched at $2878 MSRP, while the EPYC 7473X debuted at $3900.
| Feature | Xeon Gold 6542Y | EPYC 7473X |
|---|---|---|
| MSRP | $2878-26% | $3900 |
| Avg Price (30d) | — | $200 |
| Release Date | 2023 | 2022 |
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