Xeon W-11955M vs E3-1578L v5
Primary details
Comparing Xeon E3-1578L v5 and Xeon W-11955M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 505 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 48.35 |
| Market segment | Server | Server |
| Series | Intel Xeon E3 | Intel Tiger Lake |
| Power efficiency | no data | 38.42 |
| Architecture codename | Skylake-H (2015−2016) | Tiger Lake-H (2021) |
| Release date | 31 May 2016 (8 years ago) | 11 May 2021 (3 years ago) |
| Launch price (MSRP) | $449 | $623 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E3-1578L v5 and Xeon W-11955M 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) |
| Threads | 8 | 16 |
| Base clock speed | 2 GHz | 2.1 GHz |
| Boost clock speed | 3.4 GHz | 5 GHz |
| Bus type | DMI 3.0 | no data |
| Bus rate | 4 × 8 GT/s | 8 GT/s |
| Multiplier | 20 | no data |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 256 KB (per core) | 1.25 MB (per core) |
| L3 cache | 8 MB (shared) | 24 MB (shared) |
| Chip lithography | 14 nm | 10 nm SuperFin |
| Die size | 171 mm2 | 190 mm2 |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 2,300 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Xeon E3-1578L v5 and Xeon W-11955M 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 | Intel BGA 1440 | FCBGA1787 |
| Power consumption (TDP) | 45 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1578L v5 and Xeon W-11955M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| SIPP | - | + |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | - | + |
Security technologies
Xeon E3-1578L v5 and Xeon W-11955M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| Secure Key | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1578L v5 and Xeon W-11955M are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1578L v5 and Xeon W-11955M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | LPDDR3-1866 | DDR4 |
| Maximum memory size | 64 GB | 128 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 34.134 GB/s | 51.2 GB/s |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel Iris Pro Graphics P580 | Intel® UHD Graphics for 11th Gen Intel® Processors |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.45 GHz |
| Execution Units | no data | 32 |
Graphics interfaces
Available interfaces and connections of Xeon E3-1578L v5 and Xeon W-11955M integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Xeon E3-1578L v5 and Xeon W-11955M integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096x2304@60Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 7680x4320@60Hz |
Graphics API support
APIs supported by Xeon E3-1578L v5 and Xeon W-11955M integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1578L v5 and Xeon W-11955M.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 16 | 20 |
Pros & cons summary
| Recency | 31 May 2016 | 11 May 2021 |
| Physical cores | 4 | 8 |
| Threads | 8 | 16 |
| Chip lithography | 14 nm | 10 nm |
| Power consumption (TDP) | 45 Watt | 35 Watt |
Xeon W-11955M has an age advantage of 4 years, 100% more physical cores and 100% more threads, a 40% more advanced lithography process, and 28.6% lower power consumption.
We couldn't decide between Xeon E3-1578L v5 and Xeon W-11955M. We've got no test results to judge.
Should you still have questions on choice between Xeon E3-1578L v5 and Xeon W-11955M, ask them in Comments section, and we shall answer.
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