Xeon E5-4627 v4 vs Core i7-1255U
Xeon E5-4627 v4
Core i7-1255U
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. The Xeon E5-4627 v4 is positioned at rank #988 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 E5-4627 v4
Performance Per Dollar Core i7-1255U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-4627 v4 | Core i7-1255U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($200) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon E5-4627 v4 | Core i7-1255U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($200) | ✅ 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 E5-4627 v4 and Core i7-1255U
Xeon E5-4627 v4
The Xeon E5-4627 v4 is manufactured by Intel. It was released in 20 June 2016 (9 years ago). It is based on the Broadwell (2015−2019) architecture. It features 10 cores and 10 threads. Base frequency is 2.6 GHz, with boost up to 3.2 GHz. L3 cache: 25 MB. L2 cache: 2.5 MB. Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 135 Watt. Memory support: DDR4. Passmark benchmark score: 12,969 points. Launch price was $2,225.
Core i7-1255U
The Core i7-1255U is manufactured by Intel. It was released in 23 February 2022 (3 years ago). It is based on the Alder Lake-U (2022) architecture. It features 10 cores and 12 threads. Base frequency is 1.7 GHz, with boost up to 4.7 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: DDR4, DDR5. Passmark benchmark score: 13,128 points. Launch price was $149.
Processing Power
The Xeon E5-4627 v4 packs 10 cores / 10 threads, matching the Core i7-1255U's 10 cores. Boost clocks reach 3.2 GHz on the Xeon E5-4627 v4 versus 4.7 GHz on the Core i7-1255U — a 38% clock advantage for the Core i7-1255U (base: 2.6 GHz vs 1.7 GHz). The Xeon E5-4627 v4 uses the Broadwell (2015−2019) architecture (14 nm), while the Core i7-1255U uses Alder Lake-U (2022) (Intel 7 nm). In PassMark, the Xeon E5-4627 v4 scores 12,969 against the Core i7-1255U's 13,128 — a 1.2% lead for the Core i7-1255U. Geekbench 6 single-core — the metric most relevant to gaming — records 1,105 vs 1,809, a 48.3% lead for the Core i7-1255U that directly translates to higher frame rates. L3 cache: 25 MB on the Xeon E5-4627 v4 vs 12 MB (total) on the Core i7-1255U.
| Feature | Xeon E5-4627 v4 | Core i7-1255U |
|---|---|---|
| Cores / Threads | 10 / 10 | 10 / 12 |
| Boost Clock | 3.2 GHz | 4.7 GHz+47% |
| Base Clock | 2.6 GHz+53% | 1.7 GHz |
| L3 Cache | 25 MB+108% | 12 MB (total) |
| L2 Cache | 2.5 MB+100% | 1.25 MB (per core) |
| Process | 14 nm | Intel 7 nm-50% |
| Architecture | Broadwell (2015−2019) | Alder Lake-U (2022) |
| PassMark | 12,969 | 13,128+1% |
| Geekbench 6 Single | 1,105 | 1,809+64% |
| Geekbench 6 Multi | 8,936 | — |
Memory & Platform
The Xeon E5-4627 v4 uses the LGA2011 socket (PCIe 3.0), while the Core i7-1255U uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Xeon E5-4627 v4 versus DDR5-4800 on the Core i7-1255U — the Core i7-1255U supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon E5-4627 v4 supports up to 1536 GB of RAM compared to 64 GB — 184% more capacity for professional workloads. Memory channels: 4 (Xeon E5-4627 v4) vs 2 (Core i7-1255U). PCIe lanes: 40 (Xeon E5-4627 v4) vs 20 (Core i7-1255U) — the Xeon E5-4627 v4 offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C610 (Xeon E5-4627 v4) and Alder Lake-U (Core i7-1255U).
| Feature | Xeon E5-4627 v4 | Core i7-1255U |
|---|---|---|
| Socket | LGA2011 | FCBGA1744 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR4-2400 | DDR5-4800+25% |
| Max RAM Capacity | 1536 GB+2300% | 64 GB |
| RAM Channels | 4+100% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 40+100% | 20 |
Advanced Features
Virtualization support: Yes (Xeon E5-4627 v4) vs VT-x, VT-d, EPT (Core i7-1255U). The Core i7-1255U includes integrated graphics (Iris Xe Graphics 96EU), while the Xeon E5-4627 v4 requires a dedicated GPU. Primary use case: Core i7-1255U targets Mainstream Laptop. Direct competitor: Core i7-1255U rivals Ryzen 7 6800U.
| Feature | Xeon E5-4627 v4 | Core i7-1255U |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Iris Xe Graphics 96EU |
| Unlocked | — | No |
| AVX-512 | No | No |
| Virtualization | Yes | VT-x, VT-d, EPT |
| Target Use | — | Mainstream Laptop |
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