CPU
GPU
Xeon W-3275
Ryzen AI Max 390
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 W-3275
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-3275 | Ryzen AI Max 390 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($1,550) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) | ✨ Modern (Strix Halo (2025) / 4 nm) |
💎 Value Proposition
| Insight | Xeon W-3275 | Ryzen AI Max 390 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($1,550) | ✅ More affordable ($0) |
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 W-3275 and Ryzen AI Max 390
Xeon W-3275
The Xeon W-3275 is manufactured by Intel. It was released in 3 June 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 41,267 points. Launch price was $4,449.
Ryzen AI Max 390
The Ryzen AI Max 390 is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Strix Halo (2025) architecture. It features 12 cores and 24 threads. Base frequency is 3.2 GHz, with boost up to 5 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP11. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 41,834 points. Launch price was $499.
Processing Power
The Xeon W-3275 packs 28 cores / 56 threads, while the Ryzen AI Max 390 offers 12 cores / 24 threads — the Xeon W-3275 has 16 more cores. Boost clocks reach 4.6 GHz on the Xeon W-3275 versus 5 GHz on the Ryzen AI Max 390 — a 8.3% clock advantage for the Ryzen AI Max 390 (base: 2.5 GHz vs 3.2 GHz). The Xeon W-3275 uses the Cascade Lake (2019−2020) architecture (14 nm), while the Ryzen AI Max 390 uses Strix Halo (2025) (4 nm). In PassMark, the Xeon W-3275 scores 41,267 against the Ryzen AI Max 390's 41,834 — a 1.4% lead for the Ryzen AI Max 390. L3 cache: 38.5 MB on the Xeon W-3275 vs 64 MB (total) on the Ryzen AI Max 390.
| Feature | Xeon W-3275 | Ryzen AI Max 390 |
|---|---|---|
| Cores / Threads | 28 / 56+133% | 12 / 24 |
| Boost Clock | 4.6 GHz | 5 GHz+9% |
| Base Clock | 2.5 GHz | 3.2 GHz+28% |
| L3 Cache | 38.5 MB | 64 MB (total)+66% |
| L2 Cache | 28 MB+2700% | 1 MB (per core) |
| Process | 14 nm | 4 nm-71% |
| Architecture | Cascade Lake (2019−2020) | Strix Halo (2025) |
| PassMark | 41,267 | 41,834+1% |
Memory & Platform
The Xeon W-3275 uses the LGA3647 socket (PCIe 3.0), while the Ryzen AI Max 390 uses FP11 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon W-3275 versus 8000 on the Ryzen AI Max 390 — the Ryzen AI Max 390 supports 85.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3275 supports up to 1024 of RAM compared to 128 — 155.6% more capacity for professional workloads. Memory channels: 6 (Xeon W-3275) vs 4 (Ryzen AI Max 390). PCIe lanes: 64 (Xeon W-3275) vs 28 (Ryzen AI Max 390) — the Xeon W-3275 offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621 (Xeon W-3275) and Strix Halo (Ryzen AI Max 390).
| Feature | Xeon W-3275 | Ryzen AI Max 390 |
|---|---|---|
| Socket | LGA3647 | FP11 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | 3200 | 8000+150% |
| Max RAM Capacity | 1024+700% | 128 |
| RAM Channels | 6+50% | 4 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64+129% | 28 |
Advanced Features
Only the Ryzen AI Max 390 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon W-3275) vs VT-x, VT-d, AMD-V (Ryzen AI Max 390). The Ryzen AI Max 390 includes integrated graphics (AMD Radeon 8050S), while the Xeon W-3275 requires a dedicated GPU. Direct competitor: Xeon W-3275 rivals Threadripper 3970X; Ryzen AI Max 390 rivals Apple M4 Max.
| Feature | Xeon W-3275 | Ryzen AI Max 390 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon 8050S |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, AMD-V |
Value Analysis
The Xeon W-3275 launched at $4449 MSRP, while the Ryzen AI Max 390 debuted at $0. At current prices ($1550 vs $0), the Ryzen AI Max 390 is $1550 cheaper.
| Feature | Xeon W-3275 | Ryzen AI Max 390 |
|---|---|---|
| MSRP | $4449 | $0-100% |
| Avg Price (30d) | $1550 | $0-100% |
| Performance per Dollar | 26.6 | — |
| Release Date | 2019 | 2025 |
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