Xeon Gold 5520+ vs Gold 6438Y+
Primary details
Comparing Xeon Gold 6438Y+ and Xeon Gold 5520+ 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 |
| Architecture codename | Sapphire Rapids (2023−2024) | Emerald Rapids (2023) |
| Release date | 10 January 2023 (1 year ago) | 14 December 2023 (less than a year ago) |
| Launch price (MSRP) | $3,141 | $1,640 |
Detailed specifications
Xeon Gold 6438Y+ and Xeon Gold 5520+ 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 | 32 (Dotriaconta-Core) | 28 (Octacosa-Core) |
| Threads | 64 | 56 |
| Base clock speed | 2 GHz | 2.2 GHz |
| Boost clock speed | 4 GHz | 4 GHz |
| L1 cache | 80K (per core) | 80 KB (per core) |
| L2 cache | 2 MB (per core) | 2 MB (per core) |
| L3 cache | 60 MB | 52.5 MB (shared) |
| Chip lithography | 10 nm | 10 nm |
| Die size | no data | 2x 763 mm2 |
| Maximum case temperature (TCase) | 85 °C | 85 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Xeon Gold 6438Y+ and Xeon Gold 5520+ 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 | 2 |
| Socket | 4677 | 4677 |
| Power consumption (TDP) | 205 Watt | 205 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Gold 6438Y+ and Xeon Gold 5520+. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | + | + |
Security technologies
Xeon Gold 6438Y+ and Xeon Gold 5520+ technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Gold 6438Y+ and Xeon Gold 5520+ are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6438Y+ and Xeon Gold 5520+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-4800 | DDR5 |
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 6438Y+ and Xeon Gold 5520+.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 80 | 80 |
Pros & cons summary
| Recency | 10 January 2023 | 14 December 2023 |
| Physical cores | 32 | 28 |
| Threads | 64 | 56 |
Xeon Gold 6438Y+ has 14.3% more physical cores and 14.3% more threads.
Xeon Gold 5520+, on the other hand, has an age advantage of 11 months.
We couldn't decide between Xeon Gold 6438Y+ and Xeon Gold 5520+. We've got no test results to judge.
Should you still have questions on choice between Xeon Gold 6438Y+ and Xeon Gold 5520+, ask them in Comments section, and we shall answer.
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