Xeon Gold 6403N vs L5420
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2570 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.06 | no data |
| Market segment | Server | Server |
| Power efficiency | 1.03 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | no data |
| Architecture codename | Harpertown (2007−2008) | no data |
| Release date | 25 March 2008 (18 years ago) | 1 July 2023 (2 years ago) |
| Launch price (MSRP) | $380 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Xeon L5420 and Xeon Gold 6403N 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) | 24 (Tetracosa-Core) |
| Threads | 4 | 48 |
| Base clock speed | 2.5 GHz | 1.9 GHz |
| Boost clock speed | 2.5 GHz | 3.6 GHz |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 6 MB (per die) | no data |
| L3 cache | 12 MB L2 Cache | 45 MB |
| Chip lithography | 45 nm | Intel 7 nm |
| Die size | 2x 107 mm2 | no data |
| Maximum core temperature | no data | 85 °C |
| Maximum case temperature (TCase) | 57 °C | no data |
| Number of transistors | 820 million | no data |
| 64 bit support | + | - |
| Windows 11 compatibility | - | no data |
| VID voltage range | 0.85V-1.35V | no data |
Compatibility
Information on Xeon L5420 and Xeon Gold 6403N 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 | 2 | no data |
| Socket | LGA771 | FCLGA4677 |
| Power consumption (TDP) | 50 Watt | 185 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L5420 and Xeon Gold 6403N. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | + | no data |
| FSB parity | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Xeon L5420 and Xeon Gold 6403N technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon L5420 and Xeon Gold 6403N are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon L5420 and Xeon Gold 6403N. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2, DDR3 Depends on motherboard | DDR5-4000 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| 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 Xeon L5420 and Xeon Gold 6403N.
| PCIe version | 2.0 | 4 |
| PCI Express lanes | no data | 64 |
Pros & cons summary
| Recency | 25 March 2008 | 1 July 2023 |
| Physical cores | 4 | 24 |
| Threads | 4 | 48 |
| Power consumption (TDP) | 50 Watt | 185 Watt |
Xeon L5420 has 270% lower power consumption.
Xeon Gold 6403N, on the other hand, has an age advantage of 15 years, and 500% more physical cores and 1100% more threads.
We couldn't decide between Intel Xeon L5420 and Intel Xeon Gold 6403N. We've got no test results to judge.
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