Xeon 6548P-B vs E3-1558L v5
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | Intel Xeon E3 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | no data |
| Architecture codename | Skylake-H (2015−2016) | no data |
| Release date | 31 May 2016 (9 years ago) | 1 October 2025 (less than a year ago) |
| Launch price (MSRP) | $396 | no data |
Detailed specifications
Xeon E3-1558L v5 and Xeon 6548P-B 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) | 32 (Dotriaconta-Core) |
| Performance-cores | no data | 32 |
| Threads | 8 | 64 |
| Base clock speed | 1.9 GHz | 2 GHz |
| Boost clock speed | 3.3 GHz | 3.5 GHz |
| Bus type | DMI 3.0 | no data |
| Bus rate | 4 × 8 GT/s | 0 GT/s |
| Multiplier | 19 | no data |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 256 KB (per core) | no data |
| L3 cache | 8 MB (shared) | 128 MB |
| Chip lithography | 14 nm | Intel 3 nm |
| Die size | 171 mm2 | no data |
| Maximum core temperature | no data | 85 °C |
| Number of transistors | 2,300 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon E3-1558L v5 and Xeon 6548P-B 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) | no data |
| Socket | Intel BGA 1440 | no data |
| Power consumption (TDP) | 45 Watt | 195 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1558L v5 and Xeon 6548P-B. 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) | + | no data |
| QuickAssist | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | - |
| Deep Learning Boost | - | + |
Security technologies
Xeon E3-1558L v5 and Xeon 6548P-B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1558L v5 and Xeon 6548P-B are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1558L v5 and Xeon 6548P-B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | LPDDR3-1866 | DDR5 |
| Maximum memory size | 64 GB | 1.13 TB |
| Max memory channels | 2 | 4 |
| 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 P555 | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1558L v5 and Xeon 6548P-B.
| PCIe version | 3.0 | Gen 4, Gen 5 |
| PCI Express lanes | 16 | 48 |
| Integrated LAN | no data | + |
Pros & cons summary
| Recency | 31 May 2016 | 1 October 2025 |
| Physical cores | 4 | 32 |
| Threads | 8 | 64 |
| Power consumption (TDP) | 45 Watt | 195 Watt |
Xeon E3-1558L v5 has 333.3% lower power consumption.
Xeon 6548P-B, on the other hand, has an age advantage of 9 years, and 700% more physical cores and 700% more threads.
We couldn't decide between Intel Xeon E3-1558L v5 and Intel Xeon 6548P-B. We've got no test results to judge.
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