AMD Ryzen Threadripper PRO 3945WX | HiSilicon Kirin 655 | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen Threadripper PRO 3945WX and the HiSilicon Kirin 655 and use benchmarks to check which processor is faster.
We compare the AMD Ryzen Threadripper PRO 3945WX 12 core processor released in Q1/2021 with the HiSilicon Kirin 655 which has 8 CPU cores and was introduced in Q2/2016. |
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AMD Ryzen Threadripper PRO (15) | Family | HiSilicon Kirin (29) |
AMD Ryzen Threadripper PRO 3000 (4) | CPU group | HiSilicon Kirin 650 (4) |
3 | Generation | 4 |
Castle Peak (Zen 2) | Architecture | Cortex-A53 / Cortex-A53 |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
AMD Ryzen Threadripper PRO 5945WX | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper PRO 3945WX is a 12 core processor with a clock frequency of 4.00 GHz (4.30 GHz). The processor can compute 24 threads at the same time. The HiSilicon Kirin 655 clocks with 2.12 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | HiSilicon Kirin 655 |
12 | Cores | 8 |
24 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
4.00 GHz (4.30 GHz) | A-Core | 2.12 GHz 4x Cortex-A53 |
-- | B-Core | 1.70 GHz 4x Cortex-A53 |
Internal GraphicsGraphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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no iGPU | GPU | ARM Mali-T830 MP2 |
GPU frequency | 0.90 GHz | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | Midgard 4 |
Technology | 28nm | |
Max. displays | 2 | |
-- | Compute units | 2 |
-- | Shader | 32 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
-- | DirectX Version | 11 |
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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no iGPU | GPU | ARM Mali-T830 MP2 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | No |
No | Codec VC-1 | No |
No | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 2048 GB of memory in a maximum of 8 memory channels is supported by the AMD Ryzen Threadripper PRO 3945WX, while the HiSilicon Kirin 655 supports a maximum of GB of memory with a maximum memory bandwidth of -- enabled. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | HiSilicon Kirin 655 |
DDR4-3200 | Memory | LPDDR3-933 |
2048 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | -- |
Yes | ECC | No |
6.00 MB | L2 Cache | -- |
64.00 MB | L3 Cache | -- |
4.0 | PCIe version | -- |
128 | PCIe lanes | -- |
252.0 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe AMD Ryzen Threadripper PRO 3945WX has a TDP of 280 W. The TDP of the HiSilicon Kirin 655 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | HiSilicon Kirin 655 |
280 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen Threadripper PRO 3945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of HiSilicon Kirin 655 is at 0.00 MB. The processor is manufactured in 16 nm. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | HiSilicon Kirin 655 |
7 nm | Technology | 16 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | -- |
WRX8 (sWRX8) | Socket | -- |
AMD-V, SVM | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Android |
Q1/2021 | Release date | Q2/2016 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
AMD Ryzen Threadripper PRO 3945WX
@ 0.00 GHz |
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HiSilicon Kirin 655
ARM Mali-T830 MP2 @ 0.90 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
Devices using this processor |
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AMD Ryzen Threadripper PRO 3945WX | HiSilicon Kirin 655 |
Unknown | Unknown |