Core i5-1245U vs Xeon E5-4627 v4
Core i5-1245U
Xeon E5-4627 v4
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. The Core i5-1245U is positioned at rank 535 and the Xeon E5-4627 v4 is on rank 988, so the Core i5-1245U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-1245U
Performance Per Dollar Xeon E5-4627 v4
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-1245U | Xeon E5-4627 v4 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($200) |
| Longevity | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) | 🛑 Legacy (Broadwell (2015−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-1245U | Xeon E5-4627 v4 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($200) |
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 i5-1245U and Xeon E5-4627 v4
Core i5-1245U
The Core i5-1245U 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 1.6 GHz, with boost up to 4.4 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: 12,964 points. Launch price was $149.
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.
Processing Power
The Core i5-1245U packs 10 cores / 12 threads, matching the Xeon E5-4627 v4's 10 cores. Boost clocks reach 4.4 GHz on the Core i5-1245U versus 3.2 GHz on the Xeon E5-4627 v4 — a 31.6% clock advantage for the Core i5-1245U (base: 1.6 GHz vs 2.6 GHz). The Core i5-1245U uses the Alder Lake-U (2022) architecture (Intel 7 nm), while the Xeon E5-4627 v4 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i5-1245U scores 12,964 against the Xeon E5-4627 v4's 12,969 — a 0% lead for the Xeon E5-4627 v4. Geekbench 6 single-core — the metric most relevant to gaming — records 2,150 vs 1,105, a 64.2% lead for the Core i5-1245U that directly translates to higher frame rates. L3 cache: 12 MB (total) on the Core i5-1245U vs 25 MB on the Xeon E5-4627 v4.
| Feature | Core i5-1245U | Xeon E5-4627 v4 |
|---|---|---|
| Cores / Threads | 10 / 12 | 10 / 10 |
| Boost Clock | 4.4 GHz+38% | 3.2 GHz |
| Base Clock | 1.6 GHz | 2.6 GHz+63% |
| L3 Cache | 12 MB (total) | 25 MB+108% |
| L2 Cache | 1.25 MB (per core) | 2.5 MB+100% |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Alder Lake-U (2022) | Broadwell (2015−2019) |
| PassMark | 12,964 | 12,969 |
| Geekbench 6 Single | 2,150+95% | 1,105 |
| Geekbench 6 Multi | — | 8,936 |
Memory & Platform
The Core i5-1245U uses the FCBGA1744 socket (PCIe 5.0), while the Xeon E5-4627 v4 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches LPDDR5-5200 on the Core i5-1245U versus DDR4-2400 on the Xeon E5-4627 v4 — the Core i5-1245U 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: 2 (Core i5-1245U) vs 4 (Xeon E5-4627 v4). PCIe lanes: 20 (Core i5-1245U) vs 40 (Xeon E5-4627 v4) — the Xeon E5-4627 v4 offers 20 more lanes for additional GPUs or NVMe drives.
| Feature | Core i5-1245U | Xeon E5-4627 v4 |
|---|---|---|
| Socket | FCBGA1744 | LGA2011 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | LPDDR5-5200+25% | DDR4-2400 |
| Max RAM Capacity | 64 GB | 1536 GB+2300% |
| RAM Channels | 2 | 4+100% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 40+100% |
Advanced Features
Virtualization support: VT-x, VT-d, EPT (Core i5-1245U) vs Yes (Xeon E5-4627 v4). The Core i5-1245U includes integrated graphics (Iris Xe Graphics 80EU), while the Xeon E5-4627 v4 requires a dedicated GPU. Primary use case: Core i5-1245U targets Business Laptop. Direct competitor: Core i5-1245U rivals Ryzen 5 PRO 6650U.
| Feature | Core i5-1245U | Xeon E5-4627 v4 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Iris Xe Graphics 80EU | — |
| Unlocked | No | — |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | Yes |
| Target Use | Business Laptop | — |
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