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Introduced at the 2019 IFA, the Kirin 990 4G uses the same ARM cortex ([[cortex-a76|Cortex A76]] + [[cortex-a55|Cortex A55]]) versions as its predecessor, the Kirin 980, but the clock frequencies have been increased: | Introduced at the 2019 IFA, the Kirin 990 4G uses the same ARM cortex ([[cortex-a76|Cortex A76]] + [[cortex-a55|Cortex A55]]) versions as its predecessor, the Kirin 980, but the clock frequencies have been increased: | ||
The Kirin 990 4G features two high-performance [[big cores|big]] {{armh|Cortex-A76|l=arch}} core operating at 2.86 GHz, 2 medium-performance [[big cores|big]] {{armh|Cortex-A76|l=arch}} operating at 2.09 GHz, and four [[little cores|little]] {{armh|Cortex-A55|l=arch}} cores operating at 1.86 GHz. | The Kirin 990 4G features two high-performance [[big cores|big]] {{armh|Cortex-A76|l=arch}} core operating at 2.86 GHz, 2 medium-performance [[big cores|big]] {{armh|Cortex-A76|l=arch}} operating at 2.09 GHz, and four [[little cores|little]] {{armh|Cortex-A55|l=arch}} cores operating at 1.86 GHz. | ||
− | The Kirin 990 4G has approximately 8.0 billion transistors, compared to 6.9 | + | The Kirin 990 4G has approximately 8.0 billion transistors, compared to 6.9 billiongs transistors of his precedessor, the Kirin 980, that has been produced in the same 7nm process node at TSMC in Taiwan. The Kirin 990 4G incorporates an in-house developed NPU dual-[[neural processor]] "DaVinci" designed for [[AI]] acceleration. |
== Cache == | == Cache == |
Facts about "Kirin 990 4G - HiSilicon"
base frequency | 2,860 MHz (2.86 GHz, 2,860,000 kHz) +, 1,860 MHz (1.86 GHz, 1,860,000 kHz) + and 2,088 MHz (2.088 GHz, 2,088,000 kHz) + |
core count | 8 + |
core name | Cortex-A76 + and Cortex-A55 + |
designer | HiSilicon + and ARM Holdings + |
die area | 90 mm² (0.14 in², 0.9 cm², 90,000,000 µm²) + |
family | Kirin + |
first announced | September 6, 2019 + |
first launched | September 6, 2019 + |
full page name | Kirin 990 4G + |
has ecc memory support | false + |
instance of | microprocessor + |
integrated gpu | Mali-G76 + |
integrated gpu base frequency | 600 MHz (0.6 GHz, 600,000 KHz) + |
integrated gpu designer | ARM Holdings + |
integrated gpu execution units | 16 + |
isa | ARMv8 + |
isa family | ARM + |
l1$ size | 512 KiB (524,288 B, 0.5 MiB) + and 256 KiB (262,144 B, 0.25 MiB) + |
l1d$ size | 256 KiB (262,144 B, 0.25 MiB) + and 128 KiB (131,072 B, 0.125 MiB) + |
l1i$ size | 256 KiB (262,144 B, 0.25 MiB) + and 128 KiB (131,072 B, 0.125 MiB) + |
l2$ size | 2 MiB (2,048 KiB, 2,097,152 B, 0.00195 GiB) + and 0.5 MiB (512 KiB, 524,288 B, 4.882812e-4 GiB) + |
ldate | 3000 + |
manufacturer | TSMC + |
market segment | Mobile + |
max memory bandwidth | 31.78 GiB/s (32,542.72 MiB/s, 34.124 GB/s, 34,123.515 MB/s, 0.031 TiB/s, 0.0341 TB/s) + |
max memory channels | 4 + |
microarchitecture | Cortex-A76 + and Cortex-A55 + |
model number | 990 4G + |
name | Kirin 990 4G + |
process | 7 nm (0.007 μm, 7.0e-6 mm) + |
series | 900 + |
supported memory type | LPDDR4X-4266 + |
technology | CMOS + |
thread count | 8 + |
transistor count | 8,000,000,000 + |
used by | Huawei Mate 30 +, Huawei Mate 30 Pro +, Huawei P40 4G +, Huawei Nova 6 +, Huawei Nova 6 5G +, Honor V30 +, Honor Play4 Pro + and Huawei MatePad Pro (WiFi/4G) (2019-2020 + |
word size | 64 bit (8 octets, 16 nibbles) + |