Xeon Phi 7290 vs Xeon W-2145
Xeon Phi 7290
Xeon W-2145
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 Phi 7290
Performance Per Dollar Xeon W-2145
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Phi 7290 | Xeon W-2145 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($145) |
| Longevity | 🛑 Legacy (Knights Landing (2016) / 14 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Phi 7290 | Xeon W-2145 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($145) |
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 Phi 7290 and Xeon W-2145
Xeon Phi 7290
The Xeon Phi 7290 is manufactured by Intel. It was released in 2015-01-01. It is based on the Knights Landing (2016) architecture. It features 72 cores and 288 threads. Base frequency is 1.5 GHz, with boost up to 1.7 GHz. L3 cache: 0 kB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 245 Watt. Memory support: DDR4. Passmark benchmark score: 17,839 points. Launch price was $800.
Xeon W-2145
The Xeon W-2145 is manufactured by Intel. It was released in 29 August 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 8 cores and 16 threads. Base frequency is 3.7 GHz, with boost up to 4.5 GHz. L3 cache: 11 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4. Passmark benchmark score: 18,024 points. Launch price was $1,113.
Processing Power
The Xeon Phi 7290 packs 72 cores / 288 threads, while the Xeon W-2145 offers 8 cores / 16 threads — the Xeon Phi 7290 has 64 more cores. Boost clocks reach 1.7 GHz on the Xeon Phi 7290 versus 4.5 GHz on the Xeon W-2145 — a 90.3% clock advantage for the Xeon W-2145 (base: 1.5 GHz vs 3.7 GHz). The Xeon Phi 7290 uses the Knights Landing (2016) architecture (14 nm), while the Xeon W-2145 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Xeon Phi 7290 scores 17,839 against the Xeon W-2145's 18,024 — a 1% lead for the Xeon W-2145. L3 cache: 0 kB (total) on the Xeon Phi 7290 vs 11 MB (total) on the Xeon W-2145.
| Feature | Xeon Phi 7290 | Xeon W-2145 |
|---|---|---|
| Cores / Threads | 72 / 288+800% | 8 / 16 |
| Boost Clock | 1.7 GHz | 4.5 GHz+165% |
| Base Clock | 1.5 GHz | 3.7 GHz+147% |
| L3 Cache | 0 kB (total) | 11 MB (total) |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 14 nm | 14 nm |
| Architecture | Knights Landing (2016) | Skylake (server) (2017−2018) |
| PassMark | 17,839 | 18,024+1% |
Memory & Platform
The Xeon Phi 7290 uses the LGA3647 socket (PCIe 3.0), while the Xeon W-2145 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon Phi 7290 | Xeon W-2145 |
|---|---|---|
| Socket | LGA3647 | LGA2011 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 512 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 48 |
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