Xeon w7-3545 vs EPYC 7642
Xeon w7-3545
EPYC 7642
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 w7-3545
Performance Per Dollar EPYC 7642
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3545 | EPYC 7642 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,039) | ✅ More affordable ($850) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) |
💎 Value Proposition
| Insight | Xeon w7-3545 | EPYC 7642 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+143%) |
| Upfront Cost | ⚠️ Higher cost ($2,039) | ✅ More affordable ($850) |
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 w7-3545 and EPYC 7642
Xeon w7-3545
The Xeon w7-3545 is manufactured by Intel. It was released in 24 August 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.7 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 310 Watt. Memory support: DDR5-4800. Passmark benchmark score: 58,453 points. Launch price was $2,039.
EPYC 7642
The EPYC 7642 is manufactured by AMD. It was released in 7 August 2019 (6 years ago). It is based on the Zen 2 (2017−2020) architecture. It features 48 cores and 96 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 256 MB (total). L2 cache: 512K (per core). Built on 7 nm, 14 nm process technology. Socket: TR4. Thermal design power (TDP): 225 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 59,333 points. Launch price was $4,775.
Processing Power
The Xeon w7-3545 packs 24 cores / 48 threads, while the EPYC 7642 offers 48 cores / 96 threads — the EPYC 7642 has 24 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3545 versus 3.4 GHz on the EPYC 7642 — a 34.1% clock advantage for the Xeon w7-3545 (base: 2.7 GHz vs 2.4 GHz). The Xeon w7-3545 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the EPYC 7642 uses Zen 2 (2017−2020) (7 nm, 14 nm). In PassMark, the Xeon w7-3545 scores 58,453 against the EPYC 7642's 59,333 — a 1.5% lead for the EPYC 7642. L3 cache: 67.5 MB on the Xeon w7-3545 vs 256 MB (total) on the EPYC 7642.
| Feature | Xeon w7-3545 | EPYC 7642 |
|---|---|---|
| Cores / Threads | 24 / 48 | 48 / 96+100% |
| Boost Clock | 4.8 GHz+41% | 3.4 GHz |
| Base Clock | 2.7 GHz+13% | 2.4 GHz |
| L3 Cache | 67.5 MB | 256 MB (total)+279% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | Intel 7 nm | 7 nm, 14 nm |
| Architecture | Sapphire Rapids (2023−2024) | Zen 2 (2017−2020) |
| PassMark | 58,453 | 59,333+2% |
| Geekbench 6 Single | 2,300 | — |
| Geekbench 6 Multi | 16,200 | — |
Memory & Platform
The Xeon w7-3545 uses the LGA4677 socket (PCIe 5.0), while the EPYC 7642 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon w7-3545 versus 3200 on the EPYC 7642 — the EPYC 7642 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 GB of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 112 (Xeon w7-3545) vs 128 (EPYC 7642) — the EPYC 7642 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel W790 (Xeon w7-3545) and SP3 (EPYC 7642).
| Feature | Xeon w7-3545 | EPYC 7642 |
|---|---|---|
| Socket | LGA4677 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | 3200+63900% |
| Max RAM Capacity | 4096 GB+104857500% | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112 | 128+14% |
Advanced Features
Only the Xeon w7-3545 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w7-3545 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Xeon w7-3545) vs VT-x, VT-d (EPYC 7642). Direct competitor: Xeon w7-3545 rivals Threadripper PRO 7965WX; EPYC 7642 rivals Xeon Platinum 8380.
| Feature | Xeon w7-3545 | EPYC 7642 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | true | VT-x, VT-d |
Value Analysis
The Xeon w7-3545 launched at $2039 MSRP, while the EPYC 7642 debuted at $4775. At current prices ($2039 vs $850), the EPYC 7642 is $1189 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3545 delivers 28.7 pts/$ vs 69.8 pts/$ for the EPYC 7642 — making the EPYC 7642 the 83.5% better value option.
| Feature | Xeon w7-3545 | EPYC 7642 |
|---|---|---|
| MSRP | $2039-57% | $4775 |
| Avg Price (30d) | $2039 | $850-58% |
| Performance per Dollar | 28.7 | 69.8+143% |
| Release Date | 2023 | 2019 |
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