Ultra 5 125U vs Xeon E3-1565L v5
Primary details
Comparing Xeon E3-1565L v5 and Core Ultra 5 125U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 700 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | Intel Xeon E3 | Intel Meteor Lake-U |
| Power efficiency | no data | 69.53 |
| Architecture codename | Skylake-H (2015−2016) | Meteor Lake-P (2023) |
| Release date | 31 May 2016 (8 years ago) | 14 December 2023 (less than a year ago) |
| Launch price (MSRP) | $417 | $363 |
Detailed specifications
Xeon E3-1565L v5 and Core Ultra 5 125U 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 | 4 (Quad-Core) | 12 (Dodeca-Core) |
| Threads | 8 | 14 |
| Base clock speed | 2.5 GHz | 1.3 GHz |
| Boost clock speed | 3.5 GHz | 4.3 GHz |
| Bus type | DMI 3.0 | no data |
| Bus rate | 4 × 8 GT/s | no data |
| Multiplier | 25 | no data |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 256 KB (per core) | 2 MB (per core) |
| L3 cache | 8 MB (shared) | 12 MB (shared) |
| Chip lithography | 14 nm | Intel 4 nm |
| Die size | 171 mm2 | no data |
| Maximum core temperature | 100 °C | 110 °C |
| Number of transistors | 2,300 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon E3-1565L v5 and Core Ultra 5 125U 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 | 1 (Uniprocessor) | 1 |
| Socket | FCBGA1440 | FCBGA2049 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1565L v5 and Core Ultra 5 125U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| eDRAM | 128 MB | no data |
| Speed Shift | no data | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | + |
| TSX | + | + |
| Idle States | + | no data |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Turbo Boost Max 3.0 | no data | - |
| FDI | + | no data |
| Deep Learning Boost | - | + |
| Supported AI Software Frameworks | - | OpenVINO™, WindowsML, ONNX RT |
Security technologies
Xeon E3-1565L v5 and Core Ultra 5 125U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1565L v5 and Core Ultra 5 125U are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1565L v5 and Core Ultra 5 125U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3L,LPDDR3 1600 MHz, DDR4 2133 MHz at 1.2V | DDR5 |
| Maximum memory size | 64 GB | 96 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 34.134 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel Iris Pro Graphics P580 | Intel® Graphics |
| Max video memory | 64 GB | no data |
| Quick Sync Video | + | + |
| Clear Video | + | no data |
| Graphics max frequency | 1.05 GHz | 1.85 GHz |
| Execution Units | 72 | no data |
Graphics interfaces
Available interfaces and connections of Xeon E3-1565L v5 and Core Ultra 5 125U integrated GPUs.
| Number of displays supported | 3 | 4 |
Graphics image quality
Maximum display resolutions supported by Xeon E3-1565L v5 and Core Ultra 5 125U integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) |
| Max resolution over eDP | no data | 3840x2400 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Xeon E3-1565L v5 and Core Ultra 5 125U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.2 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1565L v5 and Core Ultra 5 125U.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 16 | 12 |
| PCI support | no data | 4.0 |
Pros & cons summary
| Recency | 31 May 2016 | 14 December 2023 |
| Physical cores | 4 | 12 |
| Threads | 8 | 14 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Ultra 5 125U has an age advantage of 7 years, 200% more physical cores and 75% more threads, and 133.3% lower power consumption.
We couldn't decide between Xeon E3-1565L v5 and Core Ultra 5 125U. We've got no test results to judge.
Be aware that Xeon E3-1565L v5 is a server/workstation processor while Core Ultra 5 125U is a notebook one.
Should you still have questions on choice between Xeon E3-1565L v5 and Core Ultra 5 125U, ask them in Comments section, and we shall answer.
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