Ultra 7 266V vs Xeon E3-1286 v3
Primary details
Comparing Xeon E3-1286 v3 and Core Ultra 7 266V processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1288 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Power efficiency | 5.26 | no data |
| Architecture codename | no data | Lunar Lake (2024) |
| Release date | 1 April 2014 (10 years ago) | 24 September 2024 (less than a year ago) |
Detailed specifications
Xeon E3-1286 v3 and Core Ultra 7 266V 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) | 8 (Octa-Core) |
| Performance-cores | no data | 4 |
| Low Power Efficient-cores | no data | 4 |
| Threads | 8 | 8 |
| Base clock speed | 3.7 GHz | 2.2 GHz |
| Boost clock speed | 4.1 GHz | 5 GHz |
| Bus rate | 5 GT/s | 37 MHz |
| L1 cache | no data | 192 KB (per core) |
| L2 cache | no data | 2.5 MB (per core) |
| L3 cache | 8 MB Intel® Smart Cache | 12 MB (shared) |
| Chip lithography | 22 nm | 3 nm |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon E3-1286 v3 and Core Ultra 7 266V 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 | 1 |
| Socket | FCLGA1150 | FCBGA2833 |
| Power consumption (TDP) | 84 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1286 v3 and Core Ultra 7 266V. 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 | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| 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 |
| SIPP | + | - |
| Turbo Boost Max 3.0 | no data | + |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Deep Learning Boost | - | + |
| Supported AI Software Frameworks | - | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
Security technologies
Xeon E3-1286 v3 and Core Ultra 7 266V technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | + | + |
| Identity Protection | + | - |
| OS Guard | + | + |
| Anti-Theft | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1286 v3 and Core Ultra 7 266V are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1286 v3 and Core Ultra 7 266V. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3L-1333, DDR3L-1600 | DDR5 |
| Maximum memory size | 32 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 25.6 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel Arc Graphics 140V |
| Max video memory | 1.7 GB | no data |
| Quick Sync Video | + | + |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.3 GHz | 2 GHz |
| Execution Units | 20 | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Xeon E3-1286 v3 and Core Ultra 7 266V integrated GPUs.
| Number of displays supported | 3 | 3 |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| VGA | + | no data |
Graphics image quality
Maximum display resolutions supported by Xeon E3-1286 v3 and Core Ultra 7 266V integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 3840x2160@60Hz | 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 | 3840x2160@60Hz | 7680 x 4320 @ 60Hz |
| Max resolution over VGA | 2880x1800@60Hz | no data |
Graphics API support
APIs supported by Xeon E3-1286 v3 and Core Ultra 7 266V integrated GPUs, sometimes API versions are included.
| DirectX | 11.2 | 12.2 |
| OpenGL | 4.3 | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1286 v3 and Core Ultra 7 266V.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 16 | 4 |
| PCI support | no data | 5.0 and 4.0 |
Pros & cons summary
| Recency | 1 April 2014 | 24 September 2024 |
| Physical cores | 4 | 8 |
| Chip lithography | 22 nm | 3 nm |
| Power consumption (TDP) | 84 Watt | 17 Watt |
Ultra 7 266V has an age advantage of 10 years, 100% more physical cores, a 633.3% more advanced lithography process, and 394.1% lower power consumption.
We couldn't decide between Xeon E3-1286 v3 and Core Ultra 7 266V. We've got no test results to judge.
Be aware that Xeon E3-1286 v3 is a server/workstation processor while Core Ultra 7 266V is a notebook one.
Should you still have questions on choice between Xeon E3-1286 v3 and Core Ultra 7 266V, ask them in Comments section, and we shall answer.
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