AMD Ryzen Threadripper PRO 3975WX | HiSilicon Kirin 925 | |
CPU comparisonAMD Ryzen Threadripper PRO 3975WX or HiSilicon Kirin 925 - 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 AMD Ryzen Threadripper PRO 3975WX has 32 cores with 64 threads and clocks with a maximum frequency of 4.20 GHz. Up to 2048 GB of memory is supported in 8 memory channels. The AMD Ryzen Threadripper PRO 3975WX was released in Q3/2020. The HiSilicon Kirin 925 has 8 cores with 8 threads and clocks with a maximum frequency of 1.80 GHz. The CPU supports up to GB of memory in 2 memory channels. The HiSilicon Kirin 925 was released in Q3/2014. |
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AMD Ryzen Threadripper PRO (15) | Family | HiSilicon Kirin (29) |
AMD Ryzen Threadripper PRO 3000 (4) | CPU group | HiSilicon Kirin 920 (3) |
3 | Generation | 2 |
Castle Peak (Zen 2) | Architecture | Cortex-A15 / Cortex-A7 |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
AMD Ryzen Threadripper PRO 5975WX | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper PRO 3975WX is a 32 core processor with a clock frequency of 3.50 GHz (4.20 GHz). The HiSilicon Kirin 925 has 8 CPU cores with a clock frequency of 1.80 GHz. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | HiSilicon Kirin 925 |
32 | Cores | 8 |
64 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
3.50 GHz (4.20 GHz) | A-Core | 1.80 GHz 4x Cortex-A15 |
-- | B-Core | 1.30 GHz 4x Cortex-A7 |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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no iGPU | GPU | ARM Mali-T628 MP4 |
GPU frequency | 0.60 GHz | |
-- | GPU (Turbo) | 0.60 GHz |
-- | GPU Generation | Midgard 2 |
Technology | 32nm | |
Max. displays | 1 | |
-- | Compute units | 4 |
-- | Shader | 64 |
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-T628 MP4 |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
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 | No |
Memory & PCIeThe AMD Ryzen Threadripper PRO 3975WX supports a maximum of 2048 GB of memory in 8 memory channels. The HiSilicon Kirin 925 can connect up to GB of memory in 2 memory channels. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | HiSilicon Kirin 925 |
DDR4-3200 | Memory | LPDDR3-1600 |
2048 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | -- |
Yes | ECC | No |
16.00 MB | L2 Cache | -- |
128.00 MB | L3 Cache | -- |
4.0 | PCIe version | -- |
128 | PCIe lanes | -- |
252.0 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen Threadripper PRO 3975WX has a TDP of 280 W, that of the HiSilicon Kirin 925 is --. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | HiSilicon Kirin 925 |
280 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen Threadripper PRO 3975WX has a 144.00 MB cache, while the HiSilicon Kirin 925 cache has a total of 0.00 MB. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | HiSilicon Kirin 925 |
7 nm | Technology | 28 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv7-A (32 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 |
Q3/2020 | Release date | Q3/2014 |
2749 $ | Release price | -- |
show more data | show more data | |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
@ 0.00 GHz |
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HiSilicon Kirin 925
ARM Mali-T628 MP4 @ 0.60 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.50 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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HiSilicon Kirin 925
8C 8T @ 1.80 GHz |
Devices using this processor |
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AMD Ryzen Threadripper PRO 3975WX | HiSilicon Kirin 925 |
Unknown | Unknown |