Core i5-1334U vs Xeon D-1581
Core i5-1334U
Xeon D-1581
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 Core i5-1334U
Performance Per Dollar Xeon D-1581
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-1334U | Xeon D-1581 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($400) |
| Longevity | ✨ Modern (Raptor Lake-U (2023) / Intel 7 nm) | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-1334U | Xeon D-1581 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($400) |
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 Core i5-1334U and Xeon D-1581
Core i5-1334U
The Core i5-1334U is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 10 cores and 12 threads. Base frequency is 1.3 GHz, with boost up to 4.6 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 13,265 points. Launch price was $340.
Xeon D-1581
The Xeon D-1581 is manufactured by Intel. It was released in 2015-01-01. It is based on the Broadwell (2015−2019) architecture. It features 16 cores and 32 threads. Base frequency is 1.8 GHz, with boost up to 2.4 GHz. L3 cache: 1.5 MB (per core). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1667. Thermal design power (TDP): 65 Watt. Memory support: DDR4, DDR3. Passmark benchmark score: 13,173 points. Launch price was $800.
Processing Power
The Core i5-1334U packs 10 cores / 12 threads, while the Xeon D-1581 offers 16 cores / 32 threads — the Xeon D-1581 has 6 more cores. Boost clocks reach 4.6 GHz on the Core i5-1334U versus 2.4 GHz on the Xeon D-1581 — a 62.9% clock advantage for the Core i5-1334U (base: 1.3 GHz vs 1.8 GHz). The Core i5-1334U uses the Raptor Lake-U (2023) architecture (Intel 7 nm), while the Xeon D-1581 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i5-1334U scores 13,265 against the Xeon D-1581's 13,173 — a 0.7% lead for the Core i5-1334U. L3 cache: 12 MB (total) on the Core i5-1334U vs 1.5 MB (per core) on the Xeon D-1581.
| Feature | Core i5-1334U | Xeon D-1581 |
|---|---|---|
| Cores / Threads | 10 / 12 | 16 / 32+60% |
| Boost Clock | 4.6 GHz+92% | 2.4 GHz |
| Base Clock | 1.3 GHz | 1.8 GHz+38% |
| L3 Cache | 12 MB (total)+700% | 1.5 MB (per core) |
| L2 Cache | 1.25 MB (per core)+400% | 256K (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-U (2023) | Broadwell (2015−2019) |
| PassMark | 13,265 | 13,173 |
| Geekbench 6 Single | 2,390 | — |
Memory & Platform
The Core i5-1334U uses the FCBGA1744 socket (PCIe 5.0), while the Xeon D-1581 uses FCBGA1667 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i5-1334U | Xeon D-1581 |
|---|---|---|
| Socket | FCBGA1744 | FCBGA1667 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | LPDDR5-5200 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-1334U) / not specified (Xeon D-1581). The Core i5-1334U includes integrated graphics (Iris Xe Graphics 80EU), while the Xeon D-1581 requires a dedicated GPU. Primary use case: Core i5-1334U targets Mainstream Laptop. Direct competitor: Core i5-1334U rivals Ryzen 5 7520U.
| Feature | Core i5-1334U | Xeon D-1581 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Iris Xe Graphics 80EU | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Mainstream Laptop | — |
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