Intel Xeon E7-8891 v3 processor review
Xeon E7-8891 v3 processor released by Intel; release date: Q2'15. The processor is designed for server-computers and based on Haswell microarchitecture.
CPU is locked to prevent overclocking. Total number of cores - 10, threads - 20. Maximum CPU clock speed - 3.50 GHz. Maximum operating temperature - 79°C. Manufacturing process technology - 22 nm.
Supported memory types: DDR4-1333/1600/1866, DDR3-1066/1333/1600. Maximum memory size: 1.5 TB.
Supported socket types: FCLGA2011. Maximum number of processors in a configuration - 8. Power consumption (TDP): 165 Watt.
Benchmarks
| PassMark Single thread mark |
|
|
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| PassMark CPU mark |
|
|
| Name | Value |
|---|---|
| PassMark - Single thread mark | 1715 |
| PassMark - CPU mark | 21615 |
Specifications (specs)
Essentials |
|
| Architecture codename | Haswell |
| Launch date | Q2'15 |
| Place in performance rating | 1142 |
| Processor Number | E7-8891V3 |
| Series | Intel® Xeon® Processor E7 v3 Family |
| Status | Launched |
| Vertical segment | Server |
Performance |
|
| 64 bit support | |
| Base frequency | 2.80 GHz |
| Bus Speed | 9.6 GT/s QPI |
| Manufacturing process technology | 22 nm |
| Maximum core temperature | 79°C |
| Maximum frequency | 3.50 GHz |
| Number of cores | 10 |
| Number of QPI Links | 3 |
| Number of threads | 20 |
Memory |
|
| Max memory channels | 4 |
| Maximum memory bandwidth | 85 GB/s |
| Maximum memory size | 1.5 TB |
| Supported memory types | DDR4-1333/1600/1866, DDR3-1066/1333/1600 |
Compatibility |
|
| Low Halogen Options Available | |
| Max number of CPUs in a configuration | 8 |
| Package Size | 52mm x 45mm |
| Sockets supported | FCLGA2011 |
| Thermal Design Power (TDP) | 165 Watt |
Peripherals |
|
| Max number of PCIe lanes | 32 |
| PCI Express revision | 3.0 |
| PCIe configurations | x4, x8, x16 |
| Scalability | S8S |
Security & Reliability |
|
| Execute Disable Bit (EDB) | |
| Intel® OS Guard | |
| Intel® Secure Key technology | |
| Intel® Trusted Execution technology (TXT) | |
Advanced Technologies |
|
| Enhanced Intel SpeedStep® technology | |
| Idle States | |
| Instruction set extensions | Intel® AVX2 |
| Intel 64 | |
| Intel® AES New Instructions | |
| Intel® Hyper-Threading technology | |
| Intel® Instruction Replay Technology | |
| Intel® TSX-NI | |
| Intel® Turbo Boost technology | |
| Physical Address Extensions (PAE) | 46-bit |
| 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) | |
Navigation
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