
Xeon W-3223 vs Core Ultra 5 125U

Xeon W-3223

Core Ultra 5 125U
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-3223
Performance Per Dollar Core Ultra 5 125U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-3223 | Core Ultra 5 125U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($294) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) | ✨ Modern (Meteor Lake-P (2023) / 7 nm) |
💎 Value Proposition
| Insight | Xeon W-3223 | Core Ultra 5 125U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($294) | ✅ 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-3223 and Core Ultra 5 125U

Xeon W-3223
The Xeon W-3223 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 8 cores and 16 threads. Base frequency is 3.5 GHz, with boost up to 4.2 GHz. L3 cache: 16.5 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 160 Watt. Memory support: DDR4-2666. Passmark benchmark score: 16,956 points. Launch price was $749.

Core Ultra 5 125U
The Core Ultra 5 125U is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Meteor Lake-P (2023) architecture. It features 12 cores and 14 threads. Base frequency is 1.3 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 12 MB. Memory support: DDR5. Passmark benchmark score: 17,152 points. Launch price was $363.
Processing Power
The Xeon W-3223 packs 8 cores / 16 threads, while the Core Ultra 5 125U offers 12 cores / 14 threads — the Core Ultra 5 125U has 4 more cores. Boost clocks reach 4.2 GHz on the Xeon W-3223 versus 4.3 GHz on the Core Ultra 5 125U — a 2.4% clock advantage for the Core Ultra 5 125U (base: 3.5 GHz vs 1.3 GHz). The Xeon W-3223 uses the Cascade Lake (2019−2020) architecture (14 nm), while the Core Ultra 5 125U uses Meteor Lake-P (2023) (7 nm). In PassMark, the Xeon W-3223 scores 16,956 against the Core Ultra 5 125U's 17,152 — a 1.1% lead for the Core Ultra 5 125U. L3 cache: 16.5 MB on the Xeon W-3223 vs 12 MB (total) on the Core Ultra 5 125U.
| Feature | Xeon W-3223 | Core Ultra 5 125U |
|---|---|---|
| Cores / Threads | 8 / 16 | 12 / 14+50% |
| Boost Clock | 4.2 GHz | 4.3 GHz+2% |
| Base Clock | 3.5 GHz+169% | 1.3 GHz |
| L3 Cache | 16.5 MB+38% | 12 MB (total) |
| L2 Cache | 8 MB+300% | 2 MB (per core) |
| Process | 14 nm | 7 nm-50% |
| Architecture | Cascade Lake (2019−2020) | Meteor Lake-P (2023) |
| PassMark | 16,956 | 17,152+1% |
Memory & Platform
The Xeon W-3223 uses the LGA3647 socket (PCIe 3.0), while the Core Ultra 5 125U uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon W-3223 | Core Ultra 5 125U |
|---|---|---|
| Socket | LGA3647 | FCBGA2049 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
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