Semiconductor & Computer Engineering
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ThunderX2 CN9975 - Cavium
| Edit Values | |
| ThunderX2 CN9975 | |
| General Info | |
| Designer | Cavium |
| Manufacturer | TSMC |
| Model Number | CN9975 |
| Part Number | CN9975-2400LG4077-Y21-G, CN9975-2300LG4077-Y21-G, CN9975-2200LG4077-Y21-G, CN9975-2100LG4077-Y21-G, CN9975-2000LG4077-Y21-G, CN9975-1800LG4077-Y21-G |
| Market | Server |
| Introduction | May 7, 2018 (announced) May 7, 2018 (launched) |
| General Specs | |
| Family | ThunderX2 |
| Frequency | 1,800 MHz, 2,000 MHz, 2,100 MHz, 2,200 MHz |
| Microarchitecture | |
| ISA | ARMv8.1 (ARM) |
| Microarchitecture | Vulcan |
| Process | 16 nm |
| Technology | CMOS |
| Word Size | 64 bit |
| Cores | 28 |
| Threads | 112 |
| Max Memory | 2 TiB |
| Multiprocessing | |
| Max SMP | 2-Way (Multiprocessor) |
| Packaging | |
| Package | FCLGA-4077 (LGA) |
| Contacts | 4077 |
ThunderX2 CN9975 is a 64-bit octacosa-core high-performance ARM server microprocessor introduced by Cavium in mid-2018. The microprocessor, which is based on the Vulcan microarchitecture, is fabricated on TSMC's 16 nm process. Depending on the exact SKU, the CN9975 operates between 1.8 GHz and 2.4 GHz and supports up to hexa/octa-channel DDR4-2666 memory.
Facts about "ThunderX2 CN9975 - Cavium"
| Has subobject "Has subobject" is a predefined property representing a container construct and is provided by Semantic MediaWiki. | ThunderX2 CN9975 - Cavium#pcie + |
| base frequency | 1,800 MHz (1.8 GHz, 1,800,000 kHz) +, 2,000 MHz (2 GHz, 2,000,000 kHz) +, 2,100 MHz (2.1 GHz, 2,100,000 kHz) +, 2,200 MHz (2.2 GHz, 2,200,000 kHz) +, 2,300 MHz (2.3 GHz, 2,300,000 kHz) + and 2,400 MHz (2.4 GHz, 2,400,000 kHz) + |
| core count | 28 + |
| designer | Cavium + |
| family | ThunderX2 + |
| first announced | May 7, 2018 + |
| first launched | May 7, 2018 + |
| full page name | cavium/thunderx2/cn9975 + |
| has ecc memory support | true + |
| instance of | microprocessor + |
| isa | ARMv8.1 + |
| isa family | ARM + |
| l1$ size | 1,792 KiB (1,835,008 B, 1.75 MiB) + |
| l1d$ description | 8-way set associative + |
| l1d$ size | 896 KiB (917,504 B, 0.875 MiB) + |
| l1i$ description | 8-way set associative + |
| l1i$ size | 896 KiB (917,504 B, 0.875 MiB) + |
| l2$ description | 8-way set associative + |
| l2$ size | 7 MiB (7,168 KiB, 7,340,032 B, 0.00684 GiB) + |
| l3$ size | 28 MiB (28,672 KiB, 29,360,128 B, 0.0273 GiB) + |
| ldate | May 7, 2018 + |
| manufacturer | TSMC + |
| market segment | Server + |
| max cpu count | 2 + |
| max memory | 2,097,152 MiB (2,147,483,648 KiB, 2,199,023,255,552 B, 2,048 GiB, 2 TiB) + |
| max memory bandwidth | 158.95 GiB/s (162,764.8 MiB/s, 170.671 GB/s, 170,671.263 MB/s, 0.155 TiB/s, 0.171 TB/s) + |
| max memory channels | 8 + |
| max sata ports | 2 + |
| max usb ports | 2 + |
| microarchitecture | Vulcan + |
| model number | CN9975 + |
| name | ThunderX2 CN9975 + |
| package | FCLGA-4077 + |
| part number | CN9975-2400LG4077-Y21-G +, CN9975-2300LG4077-Y21-G +, CN9975-2200LG4077-Y21-G +, CN9975-2100LG4077-Y21-G +, CN9975-2000LG4077-Y21-G + and CN9975-1800LG4077-Y21-G + |
| process | 16 nm (0.016 μm, 1.6e-5 mm) + |
| smp max ways | 2 + |
| supported memory type | DDR4-2666 + |
| technology | CMOS + |
| thread count | 112 + |
| word size | 64 bit (8 octets, 16 nibbles) + |
