HiSilicon Kirin 990 4G | Raspberry Pi 4 B (Broadcom BCM2711) | |
CPU comparisonHiSilicon Kirin 990 4G or Raspberry Pi 4 B (Broadcom BCM2711) - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The HiSilicon Kirin 990 4G has 8 cores with 8 threads and clocks with a maximum frequency of 2.86 GHz. Up to 8 GB of memory is supported in 4 memory channels. The HiSilicon Kirin 990 4G was released in Q3/2019. The Raspberry Pi 4 B (Broadcom BCM2711) has 4 cores with 4 threads and clocks with a maximum frequency of 1.50 GHz. The CPU supports up to 8 GB of memory in 1 memory channels. The Raspberry Pi 4 B (Broadcom BCM2711) was released in 06/2019. |
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HiSilicon Kirin (29) | Family | Broadcom BCM (3) |
HiSilicon Kirin 990 (3) | CPU group | Broadcom BCM2711 (1) |
8 | Generation | 4 |
Cortex-A76 / Cortex-A55 | Architecture | Cortex-A72 |
Mobile | Segment | Desktop / Server |
-- | Predecessor | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
-- | Successor | Raspberry Pi 5 B (Broadcom BCM2712) |
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CPU Cores and Base FrequencyThe HiSilicon Kirin 990 4G has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the HiSilicon Kirin 990 4G is 2.86 GHz while the Raspberry Pi 4 B (Broadcom BCM2711) has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Raspberry Pi 4 B (Broadcom BCM2711) is at 1.50 GHz. |
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HiSilicon Kirin 990 4G | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
8 | Cores | 4 |
8 | Threads | 4 |
hybrid (Prime / big.LITTLE) | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | Yes |
2.86 GHz 2x Cortex-A76 |
A-Core | 1.50 GHz 4x Cortex-A72 |
2.09 GHz 2x Cortex-A76 |
B-Core | -- |
1.86 GHz 4x Cortex-A55 |
C-Core | -- |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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HiSilicon Kirin 990 4G | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
HUAWEI HiAI 2.0 | AI hardware | -- |
Da Vinci Architecture. 1x Ascend Lite + 1x Ascend Tiny | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The HiSilicon Kirin 990 4G or Raspberry Pi 4 B (Broadcom BCM2711) has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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ARM Mali-G76 MP16 | GPU | Broadcom VideoCore VI |
0.60 GHz | GPU frequency | 0.50 GHz |
-- | GPU (Turbo) | -- |
Bifrost 3 | GPU Generation | 6 |
7 nm | Technology | 28 nm |
2 | Max. displays | 2 |
16 | Compute units | 4 |
256 | Shader | 64 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | 2 GB |
12 | DirectX Version | -- |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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ARM Mali-G76 MP16 | GPU | Broadcom VideoCore VI |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode |
Decode / Encode | Codec VP8 | Decode |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode |
Decode / Encode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe HiSilicon Kirin 990 4G can use up to 8 GB of memory in 4 memory channels. The maximum memory bandwidth is --. The Raspberry Pi 4 B (Broadcom BCM2711) supports up to 8 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 12.8 GB/s. |
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HiSilicon Kirin 990 4G | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
LPDDR4X-2133 | Memory | LPDDR4-3200 |
8 GB | Max. Memory | 8 GB |
4 (Quad Channel) | Memory channels | 1 (Single Channel) |
-- | Max. Bandwidth | 12.8 GB/s |
No | ECC | No |
-- | L2 Cache | 1.00 MB |
2.00 MB | L3 Cache | -- |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the HiSilicon Kirin 990 4G is 6 W, while the Raspberry Pi 4 B (Broadcom BCM2711) has a TDP of 7.5 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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HiSilicon Kirin 990 4G | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
6 W | TDP (PL1 / PBP) | 7.5 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 3 W |
-- | Tjunction max. | -- |
Technical detailsThe HiSilicon Kirin 990 4G is manufactured in 7 nm and has 2.00 MB cache. The Raspberry Pi 4 B (Broadcom BCM2711) is manufactured in 28 nm and has a 1.00 MB cache. |
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HiSilicon Kirin 990 4G | Characteristic | Raspberry Pi 4 B (Broadcom BCM2711) |
7 nm | Technology | 28 nm |
Chiplet | Chip design | Monolithic |
Armv8-A (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
-- | ISA extensions | -- |
-- | Socket | -- |
None | Virtualization | None |
No | AES-NI | No |
Android | Operating systems | Windows 11 (ARM), Linux |
Q3/2019 | Release date | 06/2019 |
-- | Release price | 35 $ |
show more data | show more data | |
HiSilicon Kirin 990 4G
8C 8T @ 2.86 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
HiSilicon Kirin 990 4G
8C 8T @ 2.86 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
HiSilicon Kirin 990 4G
ARM Mali-G76 MP16 @ 0.60 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
Broadcom VideoCore VI @ 0.50 GHz |
HiSilicon Kirin 990 4G
8C 8T @ 2.86 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
HiSilicon Kirin 990 4G
8C 8T @ 2.86 GHz |
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Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz |
Devices using this processor |
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HiSilicon Kirin 990 4G | Raspberry Pi 4 B (Broadcom BCM2711) |
Huawei Mate 30 Pro | Raspberry Pi 4 B |