| General information | |||||||
| Type | CPU / Microprocessor | ||||||
| Market segment | Server | ||||||
| Family | Intel Xeon W | ||||||
| Model number ? | W-2155 | ||||||
| CPU part number |
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| Frequency ? | 3300 MHz | ||||||
| Turbo frequency | 4500 MHz | ||||||
| Bus speed ? | 8 GT/s DMI [1] | ||||||
| Clock multiplier ? | 33 | ||||||
| Package | 2066-land Flip-Chip Land Grid Array | ||||||
| Socket | Socket 2066 / R4 / LGA2066 | ||||||
| Size | 2.07" x 1.77" / 5.25cm x 4.5cm | ||||||
| Introduction date | August 29, 2017 | ||||||
| Price at introduction | $1440 | ||||||
| S-spec numbers | |||||||
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| Architecture / Microarchitecture | |||||||
| Microarchitecture | Skylake | ||||||
| Core stepping ? | U0 (SR3LR) | ||||||
| Manufacturing process | 0.014 micron | ||||||
| Data width | 64 bit | ||||||
| The number of CPU cores | 10 | ||||||
| The number of threads | 20 | ||||||
| Floating Point Unit | Integrated | ||||||
| Level 1 cache size ? | 10 x 32 KB instruction caches 10 x 32 KB data caches |
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| Level 2 cache size ? | 10 x 1 MB caches | ||||||
| Level 3 cache size | 13.75 MB shared cache | ||||||
| Physical memory | 512 GB | ||||||
| Multiprocessing | Uniprocessor | ||||||
| Features |
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| Low power features | Enhanced SpeedStep technology ? | ||||||
| Integrated peripherals / components | |||||||
| Integrated graphics | None | ||||||
| Memory controller | The number of controllers: 1 Memory channels: 4 Supported memory: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666 DIMMs per channel: 2 Maximum memory bandwidth (GB/s): 85.3 ECC supported: Yes |
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| Other peripherals |
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| Electrical / Thermal parameters | |||||||
| Maximum operating temperature ? | 68°C | ||||||
| Thermal Design Power ? | 140 Watt | ||||||
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