Core i7-1255U vs Xeon X5460
Aggregate performance score
i7-1255U outperforms Xeon X5460 by a whopping 433% based on our aggregate benchmark results.
Primary details
Comparing Xeon X5460 and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2025 | 835 |
| Place by popularity | not in top-100 | 49 |
| Market segment | Server | Laptop |
| Series | no data | Intel Alder Lake-M |
| Architecture codename | no data | Alder Lake-U (2022) |
| Release date | 1 October 2007 (16 years ago) | 4 January 2022 (2 years ago) |
Detailed specifications
Xeon X5460 and Core i7-1255U basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | no data | 10 (Deca-Core) |
| Threads | no data | 12 |
| Base clock speed | no data | 1.7 GHz |
| Boost clock speed | no data | 4.7 GHz |
| L1 cache | no data | 928 KB |
| L2 cache | no data | 9.5 MB |
| L3 cache | no data | 12 MB |
| Chip lithography | no data | 10 nm |
| Maximum core temperature | 63 °C | 100 °C |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Xeon X5460 and Core i7-1255U compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | no data | 1 |
| Socket | no data | BGA1744 |
| Power consumption (TDP) | 120 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon X5460 and Core i7-1255U. You'll probably need this information if you require some particular technology.
| AES-NI | no data | + |
| FMA | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | no data | + |
Security technologies
Xeon X5460 and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon X5460 and Core i7-1255U are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon X5460 and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4, DDR5 |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel Iris Xe Graphics G7 96EUs |
Peripherals
Specifications and connection of peripherals supported by Xeon X5460 and Core i7-1255U.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 1.66 | 8.85 |
| Recency | 1 October 2007 | 4 January 2022 |
| Power consumption (TDP) | 120 Watt | 15 Watt |
i7-1255U has a 433.1% higher aggregate performance score, an age advantage of 14 years, and 700% lower power consumption.
The Core i7-1255U is our recommended choice as it beats the Xeon X5460 in performance tests.
Be aware that Xeon X5460 is a server/workstation processor while Core i7-1255U is a notebook one.
Should you still have questions on choice between Xeon X5460 and Core i7-1255U, ask them in Comments section, and we shall answer.
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