CPU
GPU
Xeon w7-3445
Ryzen 9 7900X3D
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 w7-3445
Performance Per Dollar Ryzen 9 7900X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3445 | Ryzen 9 7900X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,596) | ✅ More affordable ($389) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Raphael (2023−2025) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | Xeon w7-3445 | Ryzen 9 7900X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+584%) |
| Upfront Cost | ⚠️ Higher cost ($2,596) | ✅ More affordable ($389) |
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 w7-3445 and Ryzen 9 7900X3D
Xeon w7-3445
The Xeon w7-3445 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 20 cores and 40 threads. Base frequency is 2.6 GHz, with boost up to 4.8 GHz. L3 cache: 52.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 48,991 points. Launch price was $1,989.
Ryzen 9 7900X3D
The Ryzen 9 7900X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (2023−2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.4 GHz, with boost up to 5.6 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 50,213 points. Launch price was $599.
Processing Power
The Xeon w7-3445 packs 20 cores / 40 threads, while the Ryzen 9 7900X3D offers 12 cores / 24 threads — the Xeon w7-3445 has 8 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3445 versus 5.6 GHz on the Ryzen 9 7900X3D — a 15.4% clock advantage for the Ryzen 9 7900X3D (base: 2.6 GHz vs 4.4 GHz). The Xeon w7-3445 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Ryzen 9 7900X3D uses Raphael (2023−2025) (5 nm, 6 nm). In PassMark, the Xeon w7-3445 scores 48,991 against the Ryzen 9 7900X3D's 50,213 — a 2.5% lead for the Ryzen 9 7900X3D. L3 cache: 52.5 MB on the Xeon w7-3445 vs 128 MB (total) on the Ryzen 9 7900X3D.
| Feature | Xeon w7-3445 | Ryzen 9 7900X3D |
|---|---|---|
| Cores / Threads | 20 / 40+67% | 12 / 24 |
| Boost Clock | 4.8 GHz | 5.6 GHz+17% |
| Base Clock | 2.6 GHz | 4.4 GHz+69% |
| L3 Cache | 52.5 MB | 128 MB (total)+144% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 5 nm, 6 nm-29% |
| Architecture | Sapphire Rapids (2023−2024) | Raphael (2023−2025) |
| PassMark | 48,991 | 50,213+2% |
Memory & Platform
The Xeon w7-3445 uses the LGA4677 socket (PCIe 5.0), while the Ryzen 9 7900X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon w7-3445 versus 5200 on the Ryzen 9 7900X3D — the Ryzen 9 7900X3D supports 8% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3445 supports up to 4096 of RAM compared to 128 — 187.9% more capacity for professional workloads. Memory channels: 8 (Xeon w7-3445) vs 2 (Ryzen 9 7900X3D). PCIe lanes: 112 (Xeon w7-3445) vs 28 (Ryzen 9 7900X3D) — the Xeon w7-3445 offers 84 more lanes for additional GPUs or NVMe drives. Chipset compatibility: W790 (Xeon w7-3445) and AM5 (Ryzen 9 7900X3D).
| Feature | Xeon w7-3445 | Ryzen 9 7900X3D |
|---|---|---|
| Socket | LGA4677 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800 | 5200+8% |
| Max RAM Capacity | 4096+3100% | 128 |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112+300% | 28 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon w7-3445) vs VT-x, VT-d, AMD-V (Ryzen 9 7900X3D). The Ryzen 9 7900X3D includes integrated graphics (AMD Radeon Graphics), while the Xeon w7-3445 requires a dedicated GPU. Direct competitor: Xeon w7-3445 rivals Threadripper PRO 7965WX; Ryzen 9 7900X3D rivals Core i7-14700K.
| Feature | Xeon w7-3445 | Ryzen 9 7900X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon Graphics |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, AMD-V |
Value Analysis
The Xeon w7-3445 launched at $1989 MSRP, while the Ryzen 9 7900X3D debuted at $599. At current prices ($2596 vs $389), the Ryzen 9 7900X3D is $2207 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3445 delivers 18.9 pts/$ vs 129.1 pts/$ for the Ryzen 9 7900X3D — making the Ryzen 9 7900X3D the 149% better value option.
| Feature | Xeon w7-3445 | Ryzen 9 7900X3D |
|---|---|---|
| MSRP | $1989 | $599-70% |
| Avg Price (30d) | $2596 | $389-85% |
| Performance per Dollar | 18.9 | 129.1+583% |
| Release Date | 2023 | 2023 |
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