Xeon w9-3475X vs EPYC 7702P
Xeon w9-3475X
EPYC 7702P
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 w9-3475X
Performance Per Dollar EPYC 7702P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w9-3475X | EPYC 7702P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($3,930) | ⚠️ Higher cost ($4,425) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) |
💎 Value Proposition
| Insight | Xeon w9-3475X | EPYC 7702P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+15%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($3,930) | ⚠️ Higher cost ($4,425) |
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 w9-3475X and EPYC 7702P
Xeon w9-3475X
The Xeon w9-3475X is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 36 cores and 72 threads. Base frequency is 2.2 GHz, with boost up to 4.8 GHz. L3 cache: 82.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 300 Watt. Memory support: DDR5-4800. Passmark benchmark score: 65,077 points. Launch price was $3,739.
EPYC 7702P
The EPYC 7702P 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 64 cores and 128 threads. Base frequency is 2 GHz, with boost up to 3.35 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): 200 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 63,692 points. Launch price was $4,425.
Processing Power
The Xeon w9-3475X packs 36 cores / 72 threads, while the EPYC 7702P offers 64 cores / 128 threads — the EPYC 7702P has 28 more cores. Boost clocks reach 4.8 GHz on the Xeon w9-3475X versus 3.35 GHz on the EPYC 7702P — a 35.6% clock advantage for the Xeon w9-3475X (base: 2.2 GHz vs 2 GHz). The Xeon w9-3475X uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the EPYC 7702P uses Zen 2 (2017−2020) (7 nm, 14 nm). In PassMark, the Xeon w9-3475X scores 65,077 against the EPYC 7702P's 63,692 — a 2.2% lead for the Xeon w9-3475X. L3 cache: 82.5 MB on the Xeon w9-3475X vs 256 MB (total) on the EPYC 7702P.
| Feature | Xeon w9-3475X | EPYC 7702P |
|---|---|---|
| Cores / Threads | 36 / 72 | 64 / 128+78% |
| Boost Clock | 4.8 GHz+43% | 3.35 GHz |
| Base Clock | 2.2 GHz+10% | 2 GHz |
| L3 Cache | 82.5 MB | 256 MB (total)+210% |
| 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 | 65,077+2% | 63,692 |
| Geekbench 6 Single | 1,814 | — |
| Geekbench 6 Multi | 44,869 | — |
Memory & Platform
The Xeon w9-3475X uses the LGA4677 socket (PCIe 5.0), while the EPYC 7702P uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon w9-3475X versus 3200 on the EPYC 7702P — the EPYC 7702P 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 w9-3475X) vs 128 (EPYC 7702P) — the EPYC 7702P offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: W790 (Xeon w9-3475X) and SP3 (EPYC 7702P).
| Feature | Xeon w9-3475X | EPYC 7702P |
|---|---|---|
| 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 w9-3475X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w9-3475X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Xeon w9-3475X) vs VT-x, VT-d (EPYC 7702P). Direct competitor: Xeon w9-3475X rivals Threadripper PRO 7965WX; EPYC 7702P rivals Xeon Platinum 8380.
| Feature | Xeon w9-3475X | EPYC 7702P |
|---|---|---|
| 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 w9-3475X launched at $3739 MSRP, while the EPYC 7702P debuted at $4425.
| Feature | Xeon w9-3475X | EPYC 7702P |
|---|---|---|
| MSRP | $3739-16% | $4425 |
| Avg Price (30d) | $3930 | — |
| Release Date | 2023 | 2019 |
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