AMD Ryzen Threadripper 1920X | AMD Ryzen Threadripper PRO 3945WX | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen Threadripper 1920X and the AMD Ryzen Threadripper PRO 3945WX and use benchmarks to check which processor is faster.
We compare the AMD Ryzen Threadripper 1920X 12 core processor released in Q3/2017 with the AMD Ryzen Threadripper PRO 3945WX which has 12 CPU cores and was introduced in Q1/2021. |
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AMD Ryzen Threadripper (13) | Family | AMD Ryzen Threadripper PRO (15) |
AMD Ryzen Threadripper 1000 (3) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
1 | Generation | 3 |
Whitehaven (Zen) | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
AMD Ryzen Threadripper 2920X | Successor | AMD Ryzen Threadripper PRO 5945WX |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper 1920X is a 12 core processor with a clock frequency of 3.50 GHz (4.00 GHz). The processor can compute 24 threads at the same time. The AMD Ryzen Threadripper PRO 3945WX clocks with 4.00 GHz (4.30 GHz), has 12 CPU cores and can calculate 24 threads in parallel. |
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AMD Ryzen Threadripper 1920X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
12 | Cores | 12 |
24 | Threads | 24 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
3.50 GHz | Frequency | 4.00 GHz |
4.00 GHz | Turbo Frequency (1 Core) | 4.30 GHz |
3.60 GHz | Turbo Frequency (All Cores) | 4.20 GHz |
Memory & PCIeUp to GB of memory in a maximum of 4 memory channels is supported by the AMD Ryzen Threadripper 1920X, while the AMD Ryzen Threadripper PRO 3945WX supports a maximum of 2048 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled. |
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AMD Ryzen Threadripper 1920X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
DDR4-2666 | Memory | DDR4-3200 |
Max. Memory | 2048 GB | |
4 (Quad Channel) | Memory channels | 8 (Octa Channel) |
85.4 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
6.00 MB | L2 Cache | 6.00 MB |
32.00 MB | L3 Cache | 64.00 MB |
3.0 | PCIe version | 4.0 |
64 | PCIe lanes | 128 |
63.0 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe AMD Ryzen Threadripper 1920X has a TDP of 180 W. The TDP of the AMD Ryzen Threadripper PRO 3945WX is 280 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen Threadripper 1920X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
180 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe AMD Ryzen Threadripper 1920X has 38.00 MB cache and is manufactured in 14 nm. The cache of AMD Ryzen Threadripper PRO 3945WX is at 70.00 MB. The processor is manufactured in 7 nm. |
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AMD Ryzen Threadripper 1920X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
14 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
TR4 (SP3r2) | Socket | WRX8 (sWRX8) |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2017 | Release date | Q1/2021 |
799 $ | Release price | -- |
show more data | show more data | |
AMD Ryzen Threadripper 1920X
12C 24T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.50 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.00 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
AMD Ryzen Threadripper 1920X
12C 24T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Devices using this processor |
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AMD Ryzen Threadripper 1920X | AMD Ryzen Threadripper PRO 3945WX |
Unknown | Unknown |