Xeon Platinum 8558 vs Atom x5-Z8550
Primary details
Comparing Atom x5-Z8550 and Xeon Platinum 8558 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2671 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | 5x Intel Atom | no data |
| Architecture codename | Cherry Trail (2015−2016) | Emerald Rapids (2023) |
| Release date | 8 February 2016 (8 years ago) | 14 December 2023 (less than a year ago) |
| Launch price (MSRP) | no data | $4,650 |
Detailed specifications
Atom x5-Z8550 and Xeon Platinum 8558 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) | 48 (Octatetraconta-Core) |
| Threads | 4 | 96 |
| Base clock speed | 1.44 GHz | 2.1 GHz |
| Boost clock speed | 2.4 GHz | 4 GHz |
| L1 cache | no data | 80 KB (per core) |
| L2 cache | 2 MB | 2 MB (per core) |
| L3 cache | 0 KB | 260 MB (shared) |
| Chip lithography | 14 nm | Intel 7 nm |
| Die size | no data | 2x 763 mm2 |
| Maximum core temperature | 90 °C | no data |
| Maximum case temperature (TCase) | no data | 78 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Atom x5-Z8550 and Xeon Platinum 8558 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) | 2 |
| Socket | UTFCBGA1380 | FCLGA4677 |
| Power consumption (TDP) | no data | 330 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom x5-Z8550 and Xeon Platinum 8558. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Turbo Boost Max 3.0 | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Atom x5-Z8550 and Xeon Platinum 8558 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Boot | + | no data |
| Identity Protection | + | - |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom x5-Z8550 and Xeon Platinum 8558 are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8550 and Xeon Platinum 8558. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 @ 5200 MT/s (1 DPC) |
| Maximum memory size | 8 GB | 4 TB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 25.6 GB/s | no data |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 400 (Braswell) | N/A |
| Max video memory | 8 GB | no data |
| Graphics max frequency | 600 MHz | no data |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Atom x5-Z8550 and Xeon Platinum 8558 integrated GPUs.
| Number of displays supported | 3 | no data |
Graphics image quality
Maximum display resolutions supported by Atom x5-Z8550 and Xeon Platinum 8558 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 3840x2160 | no data |
| Max resolution over eDP | 2560x1600 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom x5-Z8550 and Xeon Platinum 8558.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 2 | 80 |
| USB revision | 3.0 | no data |
| Number of USB ports | 3 | no data |
Pros & cons summary
| Recency | 8 February 2016 | 14 December 2023 |
| Physical cores | 4 | 48 |
| Threads | 4 | 96 |
Xeon Platinum 8558 has an age advantage of 7 years, and 1100% more physical cores and 2300% more threads.
We couldn't decide between Atom x5-Z8550 and Xeon Platinum 8558. We've got no test results to judge.
Be aware that Atom x5-Z8550 is a notebook processor while Xeon Platinum 8558 is a server/workstation one.
Should you still have questions on choice between Atom x5-Z8550 and Xeon Platinum 8558, ask them in Comments section, and we shall answer.
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