Ryzen Threadripper 3990X vs Xeon w9-3575X
Ryzen Threadripper 3990X
Xeon w9-3575X
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 Ryzen Threadripper 3990X
Performance Per Dollar Xeon w9-3575X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper 3990X | Xeon w9-3575X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,850) | ✅ More affordable ($675) |
| Longevity | ✨ Modern (Matisse (2019−2020) / 7 nm, 12 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper 3990X | Xeon w9-3575X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+336%) |
| Upfront Cost | ⚠️ Higher cost ($2,850) | ✅ More affordable ($675) |
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 Ryzen Threadripper 3990X and Xeon w9-3575X
Ryzen Threadripper 3990X
The Ryzen Threadripper 3990X is manufactured by AMD. It was released in 7 February 2020 (5 years ago). It is based on the Matisse (2019−2020) architecture. It features 64 cores and 128 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 256 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: TR4. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 79,889 points. Launch price was $3,999.
Xeon w9-3575X
The Xeon w9-3575X is manufactured by Intel. It was released in 24 August 2024 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 44 cores and 88 threads. Base frequency is 2.2 GHz, with boost up to 4.8 GHz. L3 cache: 97.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 340 Watt. Memory support: DDR5-4800. Passmark benchmark score: 82,507 points. Launch price was $3,789.
Processing Power
The Ryzen Threadripper 3990X packs 64 cores / 128 threads, while the Xeon w9-3575X offers 44 cores / 88 threads — the Ryzen Threadripper 3990X has 20 more cores. Boost clocks reach 4.3 GHz on the Ryzen Threadripper 3990X versus 4.8 GHz on the Xeon w9-3575X — a 11% clock advantage for the Xeon w9-3575X (base: 2.9 GHz vs 2.2 GHz). The Ryzen Threadripper 3990X uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Xeon w9-3575X uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen Threadripper 3990X scores 79,889 against the Xeon w9-3575X's 82,507 — a 3.2% lead for the Xeon w9-3575X. Cinebench R23 multi-core: 64,366 vs 60,000 (7% advantage for the Ryzen Threadripper 3990X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,961 vs 2,300, a 15.9% lead for the Xeon w9-3575X that directly translates to higher frame rates. Multi-core Geekbench: 22,045 vs 19,320 (13.2% advantage for the Ryzen Threadripper 3990X). L3 cache: 256 MB on the Ryzen Threadripper 3990X vs 97.5 MB on the Xeon w9-3575X.
| Feature | Ryzen Threadripper 3990X | Xeon w9-3575X |
|---|---|---|
| Cores / Threads | 64 / 128+45% | 44 / 88 |
| Boost Clock | 4.3 GHz | 4.8 GHz+12% |
| Base Clock | 2.9 GHz+32% | 2.2 GHz |
| L3 Cache | 256 MB+163% | 97.5 MB |
| L2 Cache | 512K (per core) | 2 MB (per core)+300% |
| Process | 7 nm, 12 nm | Intel 7 nm |
| Architecture | Matisse (2019−2020) | Sapphire Rapids (2023−2024) |
| PassMark | 79,889 | 82,507+3% |
| Cinebench R23 Multi | 64,366+7% | 60,000 |
| Geekbench 6 Single | 1,961 | 2,300+17% |
| Geekbench 6 Multi | 22,045+14% | 19,320 |
Memory & Platform
The Ryzen Threadripper 3990X uses the TR4 socket (PCIe 4.0), while the Xeon w9-3575X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper 3990X versus DDR5-4800 on the Xeon w9-3575X — the Xeon w9-3575X supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w9-3575X supports up to 4096 GB of RAM compared to 256 GB — 176.5% more capacity for professional workloads. Memory channels: 4 (Ryzen Threadripper 3990X) vs 8 (Xeon w9-3575X). PCIe lanes: 88 (Ryzen Threadripper 3990X) vs 112 (Xeon w9-3575X) — the Xeon w9-3575X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: TRX40 (Ryzen Threadripper 3990X) and W790 (Xeon w9-3575X).
| Feature | Ryzen Threadripper 3990X | Xeon w9-3575X |
|---|---|---|
| Socket | TR4 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-4800+25% |
| Max RAM Capacity | 256 GB | 4096 GB+1500% |
| RAM Channels | 4 | 8+100% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 88 | 112+27% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Xeon w9-3575X supports AVX-512 instructions — important for machine learning and scientific applications. Both support true virtualization. Direct competitor: Ryzen Threadripper 3990X rivals Core i9-10980XE; Xeon w9-3575X rivals Ryzen Threadripper 7970X.
| Feature | Ryzen Threadripper 3990X | Xeon w9-3575X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | true | true |
Value Analysis
The Ryzen Threadripper 3990X launched at $3990 MSRP, while the Xeon w9-3575X debuted at $3789. At current prices ($2850 vs $675), the Xeon w9-3575X is $2175 cheaper. In terms of value (PassMark points per dollar), the Ryzen Threadripper 3990X delivers 28.0 pts/$ vs 122.2 pts/$ for the Xeon w9-3575X — making the Xeon w9-3575X the 125.4% better value option.
| Feature | Ryzen Threadripper 3990X | Xeon w9-3575X |
|---|---|---|
| MSRP | $3990 | $3789-5% |
| Avg Price (30d) | $2850 | $675-76% |
| Performance per Dollar | 28.0 | 122.2+336% |
| Release Date | 2019 | 2024 |
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