Xeon E-2456 vs Gold 5423N
Primary details
Comparing Xeon Gold 5423N and Xeon E-2456 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 539 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 84.01 |
| Market segment | Server | Server |
| Power efficiency | no data | 16.29 |
| Architecture codename | Sapphire Rapids (2023−2024) | Raptor Lake-S (2023−2024) |
| Release date | 10 January 2023 (1 year ago) | 14 December 2023 (1 year ago) |
| Launch price (MSRP) | no data | $375 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon Gold 5423N and Xeon E-2456 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 | 20 (Icosa-Core) | 6 (Hexa-Core) |
| Threads | 40 | 12 |
| Base clock speed | 2.1 GHz | 3.3 GHz |
| Boost clock speed | 4 GHz | 5.1 GHz |
| Bus rate | no data | 16 GT/s |
| L1 cache | 80K (per core) | 80 KB (per core) |
| L2 cache | 2 MB (per core) | 1.25 MB (per core) |
| L3 cache | 37.5 MB | 18 MB (shared) |
| Chip lithography | Intel 7 nm | Intel 7 nm |
| Die size | no data | 163 mm2 |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | 83 °C | no data |
| 64 bit support | + | + |
Compatibility
Information on Xeon Gold 5423N and Xeon E-2456 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 | FCLGA4677 | FCLGA1700 |
| Power consumption (TDP) | 145 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 5423N and Xeon E-2456. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | 2 |
| Hyper-Threading Technology | + | + |
| TSX | + | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Turbo Boost Max 3.0 | no data | - |
| Deep Learning Boost | + | - |
Security technologies
Xeon Gold 5423N and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | no data | + |
| SGX | Yes with Intel® SPS | no data |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 5423N and Xeon E-2456 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 5423N and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-4000 | DDR5-4800 |
| Maximum memory size | 4 TB | 128 GB |
| Max memory channels | 8 | 2 |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon Gold 5423N and Xeon E-2456.
| PCIe version | 4 | 5 |
| PCI Express lanes | 48 | 16 |
Pros & cons summary
| Recency | 10 January 2023 | 14 December 2023 |
| Physical cores | 20 | 6 |
| Threads | 40 | 12 |
| Power consumption (TDP) | 145 Watt | 80 Watt |
Xeon Gold 5423N has 233.3% more physical cores and 233.3% more threads.
Xeon E-2456, on the other hand, has an age advantage of 11 months, and 81.3% lower power consumption.
We couldn't decide between Xeon Gold 5423N and Xeon E-2456. We've got no test results to judge.
Should you still have questions on choice between Xeon Gold 5423N and Xeon E-2456, ask them in Comments section, and we shall answer.
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