Xeon Gold 6438Y vs E5405
Primary details
Comparing Xeon E5405 and Xeon Gold 6438Y processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2405 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | 1.28 | no data |
| Release date | 1 October 2007 (17 years ago) | 1 January 2023 (1 year ago) |
Detailed specifications
Xeon E5405 and Xeon Gold 6438Y 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 | no data | 32 (Dotriaconta-Core) |
| Threads | no data | 64 |
| Base clock speed | 2 GHz | 2 GHz |
| Boost clock speed | no data | 4 GHz |
| L3 cache | 12 MB L2 Cache | 60 MB |
| Chip lithography | 45 nm | Intel 7 nm |
| Maximum core temperature | 67 °C | 76 °C |
| 64 bit support | + | - |
| Windows 11 compatibility | - | no data |
| VID voltage range | 0.85V-1.35V | no data |
Compatibility
Information on Xeon E5405 and Xeon Gold 6438Y 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.
| Socket | LGA771 | FCLGA4677 |
| Power consumption (TDP) | 80 Watt | 205 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5405 and Xeon Gold 6438Y. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, 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 E5405 and Xeon Gold 6438Y 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 E5405 and Xeon Gold 6438Y are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5405 and Xeon Gold 6438Y. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5-4800, DDR5-4400 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Xeon E5405 and Xeon Gold 6438Y.
| PCIe version | no data | 5 |
| PCI Express lanes | no data | 80 |
Pros & cons summary
| Recency | 1 October 2007 | 1 January 2023 |
| Power consumption (TDP) | 80 Watt | 205 Watt |
Xeon E5405 has 156.3% lower power consumption.
Xeon Gold 6438Y, on the other hand, has an age advantage of 15 years.
We couldn't decide between Xeon E5405 and Xeon Gold 6438Y. We've got no test results to judge.
Should you still have questions on choice between Xeon E5405 and Xeon Gold 6438Y, 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.
