5 120 vs Xeon Silver 4123
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 998 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | 3.30 | no data |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | no data | Raptor Lake-R (2023−2025) |
| Release date | 1 January 2018 (7 years ago) | 31 July 2025 (recently) |
| Launch price (MSRP) | no data | $211 |
Detailed specifications
Xeon Silver 4123 and Core 5 120 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 | 8 (Octa-Core) | 6 (Hexa-Core) |
| Threads | 16 | 12 |
| Base clock speed | 3 GHz | 2.5 GHz |
| Boost clock speed | 3.2 GHz | 4.5 GHz |
| L1 cache | no data | 80 KB (per core) |
| L2 cache | no data | 1.25 MB (per core) |
| L3 cache | 11 MB | 18 MB (shared) |
| Chip lithography | 14 nm | 10 nm |
| Die size | no data | 163 mm2 |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon Silver 4123 and Core 5 120 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 | no data | 1 |
| Socket | FCLGA3647 | 1700 |
| Power consumption (TDP) | 105 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Silver 4123 and Core 5 120. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX-512 | no data |
| AES-NI | + | + |
| AVX | - | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Turbo Boost Max 3.0 | - | no data |
Security technologies
Xeon Silver 4123 and Core 5 120 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Silver 4123 and Core 5 120 are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4123 and Core 5 120. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR4, DDR5 |
| Maximum memory size | 512 GB | no data |
| Max memory channels | 6 | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 730 |
Peripherals
Specifications and connection of peripherals supported by Xeon Silver 4123 and Core 5 120.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 48 | 20 |
Pros & cons summary
| Recency | 1 January 2018 | 31 July 2025 |
| Physical cores | 8 | 6 |
| Threads | 16 | 12 |
| Chip lithography | 14 nm | 10 nm |
| Power consumption (TDP) | 105 Watt | 65 Watt |
Xeon Silver 4123 has 33.3% more physical cores and 33.3% more threads.
Core 5 120, on the other hand, has an age advantage of 7 years, a 40% more advanced lithography process, and 61.5% lower power consumption.
We couldn't decide between Intel Xeon Silver 4123 and Intel Core 5 120. We've got no test results to judge.
Be aware that Xeon Silver 4123 is a server/workstation processor while Core 5 120 is a desktop one.
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