Ryzen Threadripper 1956X vs EPYC 7401P
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 443 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.67 | no data |
| Market segment | Server | Desktop processor |
| Series | AMD EPYC | no data |
| Power efficiency | 3.94 | no data |
| Designer | AMD | AMD |
| Architecture codename | Naples (2017−2018) | Zen (2017−2020) |
| Release date | 29 June 2017 (8 years ago) | no data |
| Launch price (MSRP) | $1,075 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
EPYC 7401P and Ryzen Threadripper 1956X basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 24 (Tetracosa-Core) | 12 (Dodeca-Core) |
| Threads | 48 | no data |
| Base clock speed | 2 GHz | no data |
| Boost clock speed | 3 GHz | 3.2 GHz |
| Multiplier | 20 | no data |
| L1 cache | 96K (per core) | 128 KB (per core) |
| L2 cache | 512K (per core) | 512 KB (per core) |
| L3 cache | 64 MB (shared) | 32768 KB |
| Chip lithography | 14 nm | 14 nm |
| Die size | 192 mm2 | no data |
| Number of transistors | 4,800 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | + |
Compatibility
Information on EPYC 7401P and Ryzen Threadripper 1956X compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 (Uniprocessor) | 1 |
| Socket | TR4 | SP3r2 |
| Power consumption (TDP) | 170 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7401P and Ryzen Threadripper 1956X. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7401P and Ryzen Threadripper 1956X are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7401P and Ryzen Threadripper 1956X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | DDR4 |
| Maximum memory size | 2 TiB | no data |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | 170.671 GB/s | no data |
| ECC memory support | + | - |
Peripherals
Specifications and connection of peripherals supported by EPYC 7401P and Ryzen Threadripper 1956X.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Physical cores | 24 | 12 |
| Power consumption (TDP) | 170 Watt | 125 Watt |
EPYC 7401P has 100% more physical cores.
Ryzen Threadripper 1956X, on the other hand, has 36% lower power consumption.
We couldn't decide between AMD EPYC 7401P and AMD Ryzen Threadripper 1956X. We've got no test results to judge.
Be aware that EPYC 7401P is a server/workstation processor while Ryzen Threadripper 1956X is a desktop one.
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