Intel Xeon Phi 7285 processor review
Xeon Phi 7285 processor released by Intel; release date: December 2017. The processor is designed for server-computers and based on Knights Mill microarchitecture.
CPU is locked to prevent overclocking. Total number of cores - 68. Maximum CPU clock speed - 1.40 GHz. Maximum operating temperature - 72°C. Manufacturing process technology - 14 nm. Cache size: L1 - 32 KB (per core), L2 - 512 KB (per core).
Supported memory types: DDR4-2400. Maximum memory size: 384 GB.
Supported socket types: SVLCLGA3647. Maximum number of processors in a configuration - 1. Power consumption (TDP): 250 Watt.
Specifications (specs)
Essentials |
|
| Architecture codename | Knights Mill |
| Launch date | December 2017 |
| Place in performance rating | not rated |
| Processor Number | 7285 |
| Series | Intel® Xeon Phi™ 72x5 Processor Family |
| Status | Launched |
| Vertical segment | Server |
Performance |
|
| 64 bit support | |
| Base frequency | 1.30 GHz |
| L1 cache | 32 KB (per core) |
| L2 cache | 512 KB (per core) |
| Manufacturing process technology | 14 nm |
| Maximum core temperature | 72°C |
| Maximum frequency | 1.40 GHz |
| Number of cores | 68 |
| Transistor count | 8000 million |
| VID voltage range | 0.550-1.200V |
Memory |
|
| Max memory channels | 6 |
| Maximum memory bandwidth | 115.2 GB/s |
| Maximum memory size | 384 GB |
| Supported memory types | DDR4-2400 |
Compatibility |
|
| Low Halogen Options Available | |
| Max number of CPUs in a configuration | 1 |
| Sockets supported | SVLCLGA3647 |
| Thermal Design Power (TDP) | 250 Watt |
Peripherals |
|
| Max number of PCIe lanes | 36 |
| PCI Express revision | 3.0 |
| PCIe configurations | x16 port (Port 2 and 3) may negotiate down to x8, x4, x2, or x1. x4 port (Port 1) may negotiate down to x2, or x1 |
Security & Reliability |
|
| Execute Disable Bit (EDB) | |
| Intel® Memory Protection Extensions (Intel® MPX) | |
| Intel® Software Guard Extensions (Intel® SGX) | |
| Intel® Trusted Execution technology (TXT) | |
| Secure Boot | |
Advanced Technologies |
|
| Idle States | |
| Instruction set extensions | Intel® AVX-512 |
| Intel 64 | |
| Intel® Advanced Vector Extensions (AVX) | |
| Intel® AES New Instructions | |
| Intel® Turbo Boost technology | |
| Intel® vPro™ Platform Eligibility | |
| Thermal Monitoring | |
Virtualization |
|
| Intel® Virtualization Technology (VT-x) | |
| Intel® Virtualization Technology for Directed I/O (VT-d) | |
| Intel® VT-x with Extended Page Tables (EPT) | |
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