Xeon Gold 5423N vs i9-7900X
Primary details
Comparing Core i9-7900X and Xeon Gold 5423N processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 547 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.28 | no data |
| Market segment | Desktop processor | Server |
| Series | Core i9 (Desktop) | no data |
| Architecture codename | Skylake (server) (2017−2018) | Sapphire Rapids (2023−2024) |
| Release date | 26 June 2017 (7 years ago) | 10 January 2023 (1 year ago) |
| Launch price (MSRP) | $999 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i9-7900X and Xeon Gold 5423N 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 | 10 (Deca-Core) | 20 (Icosa-Core) |
| Threads | 20 | 40 |
| Base clock speed | 3.3 GHz | 2.1 GHz |
| Boost clock speed | 4.5 GHz | 4 GHz |
| Bus type | DMI 3.0 | no data |
| Bus rate | 4 × 8 GT/s | no data |
| Multiplier | 33 | no data |
| L1 cache | 64 KB (per core) | 80K (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 14 MB (shared) | 37.5 MB |
| Chip lithography | 14 nm | Intel 7 nm |
| Maximum core temperature | 95 °C | no data |
| Maximum case temperature (TCase) | 72 °C | 83 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i9-7900X and Xeon Gold 5423N 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 | Socket R4 | FCLGA4677 |
| Power consumption (TDP) | 140 Watt | 145 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i9-7900X and Xeon Gold 5423N. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 | 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 | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | + | + |
| Turbo Boost Max 3.0 | + | no data |
| Status | Discontinued | Launched |
| Deep Learning Boost | - | + |
Security technologies
Core i9-7900X and Xeon Gold 5423N technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | + | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i9-7900X and Xeon Gold 5423N are enumerated here.
| AMD-V | + | - |
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i9-7900X and Xeon Gold 5423N. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR5-4000 |
| Maximum memory size | 128 GB | 4 TB |
| Max memory channels | 4 | 8 |
| Maximum memory bandwidth | 85.33 GB/s | no data |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Core i9-7900X and Xeon Gold 5423N.
| PCIe version | 3.0 | 4 |
| PCI Express lanes | 44 | 48 |
Pros & cons summary
| Recency | 26 June 2017 | 10 January 2023 |
| Physical cores | 10 | 20 |
| Threads | 20 | 40 |
| Power consumption (TDP) | 140 Watt | 145 Watt |
i9-7900X has 3.6% lower power consumption.
Xeon Gold 5423N, on the other hand, has an age advantage of 5 years, and 100% more physical cores and 100% more threads.
We couldn't decide between Core i9-7900X and Xeon Gold 5423N. We've got no test results to judge.
Note that Core i9-7900X is a desktop processor while Xeon Gold 5423N is a server/workstation one.
Should you still have questions on choice between Core i9-7900X and Xeon Gold 5423N, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
