Ryzen Threadripper PRO 3975WX vs Xeon L7445
Primary details
Comparing Xeon L7445 and Ryzen Threadripper PRO 3975WX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 68 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | no data | AMD Ryzen Threadripper |
| Power efficiency | no data | 13.29 |
| Architecture codename | no data | Matisse (2019−2020) |
| Release date | 1 July 2008 (16 years ago) | 14 July 2020 (4 years ago) |
Detailed specifications
Xeon L7445 and Ryzen Threadripper PRO 3975WX 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 | no data | 32 (Dotriaconta-Core) |
| Threads | no data | 64 |
| Base clock speed | 2.13 GHz | 3.5 GHz |
| Boost clock speed | no data | 4.2 GHz |
| Multiplier | no data | 35 |
| L1 cache | no data | 64K (per core) |
| L2 cache | no data | 512K (per core) |
| L3 cache | 12 MB L2 Cache | 128 MB |
| Chip lithography | 45 nm | 7 nm, 12 nm |
| Die size | no data | 74 mm2 |
| Maximum core temperature | 65 °C | 95 °C |
| Maximum case temperature (TCase) | no data | 95 °C |
| Number of transistors | no data | 3,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
| VID voltage range | 0.9V-1.45V | no data |
Compatibility
Information on Xeon L7445 and Ryzen Threadripper PRO 3975WX 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 | no data | 1 |
| Socket | PGA604 | sWRX8 |
| Power consumption (TDP) | 50 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L7445 and Ryzen Threadripper PRO 3975WX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | - | no data |
| Demand Based Switching | + | no data |
| FSB parity | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Xeon L7445 and Ryzen Threadripper PRO 3975WX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon L7445 and Ryzen Threadripper PRO 3975WX are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon L7445 and Ryzen Threadripper PRO 3975WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-3200 |
| Maximum memory size | no data | 2 TiB |
| Maximum memory bandwidth | no data | 204.8 GB/s |
Peripherals
Specifications and connection of peripherals supported by Xeon L7445 and Ryzen Threadripper PRO 3975WX.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 128 |
Pros & cons summary
| Recency | 1 July 2008 | 14 July 2020 |
| Chip lithography | 45 nm | 7 nm |
| Power consumption (TDP) | 50 Watt | 280 Watt |
Xeon L7445 has 460% lower power consumption.
Ryzen Threadripper PRO 3975WX, on the other hand, has an age advantage of 12 years, and a 542.9% more advanced lithography process.
We couldn't decide between Xeon L7445 and Ryzen Threadripper PRO 3975WX. We've got no test results to judge.
Should you still have questions on choice between Xeon L7445 and Ryzen Threadripper PRO 3975WX, ask them in Comments section, and we shall answer.
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