i3-1215U (IPU) vs Xeon E5-2666 V3
Primary details
Comparing Xeon E5-2666 V3 and Core i3-1215U (IPU) processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 866 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Power efficiency | 6.26 | no data |
| Architecture codename | Haswell-EP (2014−2015) | Alder Lake-U (2022) |
| Release date | 13 November 2014 (10 years ago) | 23 February 2022 (2 years ago) |
Detailed specifications
Xeon E5-2666 V3 and Core i3-1215U (IPU) 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 | 10 (Deca-Core) | 6 (Hexa-Core) |
| Threads | 20 | 8 |
| Base clock speed | 2.9 GHz | 1.2 GHz |
| Boost clock speed | 3.5 GHz | 4.4 GHz |
| L1 cache | 64K (per core) | 80K (per core) |
| L2 cache | 256K (per core) | 1.25 MB (per core) |
| L3 cache | 25 MB (shared) | 10 MB (shared) |
| Chip lithography | 22 nm | 10 nm |
| Die size | 356 mm2 | no data |
| Number of transistors | 2,600 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Xeon E5-2666 V3 and Core i3-1215U (IPU) 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 | 2 | 1 |
| Socket | 2011-3 | Intel BGA 1744 |
| Power consumption (TDP) | 135 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2666 V3 and Core i3-1215U (IPU). You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | + | + |
Security technologies
Xeon E5-2666 V3 and Core i3-1215U (IPU) technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2666 V3 and Core i3-1215U (IPU) are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2666 V3 and Core i3-1215U (IPU). Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 2133 MHz Quad-channel | DDR4, DDR5 Dual-channel |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 64EU |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2666 V3 and Core i3-1215U (IPU).
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 40 | 20 |
Pros & cons summary
| Recency | 13 November 2014 | 23 February 2022 |
| Physical cores | 10 | 6 |
| Threads | 20 | 8 |
| Chip lithography | 22 nm | 10 nm |
| Power consumption (TDP) | 135 Watt | 15 Watt |
Xeon E5-2666 V3 has 66.7% more physical cores and 150% more threads.
i3-1215U (IPU), on the other hand, has an age advantage of 7 years, a 120% more advanced lithography process, and 800% lower power consumption.
We couldn't decide between Xeon E5-2666 V3 and Core i3-1215U (IPU). We've got no test results to judge.
Be aware that Xeon E5-2666 V3 is a server/workstation processor while Core i3-1215U (IPU) is a notebook one.
Should you still have questions on choice between Xeon E5-2666 V3 and Core i3-1215U (IPU), ask them in Comments section, and we shall answer.
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