Xeon Platinum 9282 vs E5-2666 V3
Primary details
Comparing Xeon E5-2666 V3 and Xeon Platinum 9282 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 866 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | no data | Intel Xeon Platinum |
| Power efficiency | 6.26 | no data |
| Architecture codename | Haswell-EP (2014−2015) | Cascade Lake-AP (2019) |
| Release date | 13 November 2014 (10 years ago) | 2 April 2019 (5 years ago) |
Detailed specifications
Xeon E5-2666 V3 and Xeon Platinum 9282 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) | 56 (Hexapentaconta-Core) |
| Threads | 20 | 112 |
| Base clock speed | 2.9 GHz | 2.6 GHz |
| Boost clock speed | 3.5 GHz | 3.8 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | no data | 26 |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 256K (per core) | 1 MB (per core) |
| L3 cache | 25 MB (shared) | 77 MB (shared) |
| Chip lithography | 22 nm | 14 nm |
| Die size | 356 mm2 | no data |
| Number of transistors | 2,600 million | 8,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
Compatibility
Information on Xeon E5-2666 V3 and Xeon Platinum 9282 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 | 8 |
| Socket | 2011-3 | Intel BGA5903 |
| Power consumption (TDP) | 135 Watt | 400 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2666 V3 and Xeon Platinum 9282. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX-512 |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| PowerNow | - | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| SIPP | - | + |
| Precision Boost 2 | no data | + |
Security technologies
Xeon E5-2666 V3 and Xeon Platinum 9282 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2666 V3 and Xeon Platinum 9282 are enumerated here.
| AMD-V | - | + |
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2666 V3 and Xeon Platinum 9282. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 2133 MHz Quad-channel | DDR4-2933 |
| Maximum memory size | no data | 2 TiB |
| Max memory channels | no data | 12 |
| Maximum memory bandwidth | no data | 281.6 GB/s |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2666 V3 and Xeon Platinum 9282.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 40 | no data |
Pros & cons summary
| Recency | 13 November 2014 | 2 April 2019 |
| Physical cores | 10 | 56 |
| Threads | 20 | 112 |
| Chip lithography | 22 nm | 14 nm |
| Power consumption (TDP) | 135 Watt | 400 Watt |
Xeon E5-2666 V3 has 196.3% lower power consumption.
Xeon Platinum 9282, on the other hand, has an age advantage of 4 years, 460% more physical cores and 460% more threads, and a 57.1% more advanced lithography process.
We couldn't decide between Xeon E5-2666 V3 and Xeon Platinum 9282. We've got no test results to judge.
Should you still have questions on choice between Xeon E5-2666 V3 and Xeon Platinum 9282, ask them in Comments section, and we shall answer.
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