Ryzen Threadripper PRO 3975WX vs Xeon L3406
Aggregate performance score
Ryzen Threadripper PRO 3975WX outperforms Xeon L3406 by a whopping 5554% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3052 | 124 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Series | no data | AMD Ryzen Threadripper |
| Power efficiency | 0.89 | 5.37 |
| Designer | Intel | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | no data | Matisse (2019−2020) |
| Release date | 1 January 2010 (16 years ago) | 14 July 2020 (5 years ago) |
Detailed specifications
Basic parameters of Xeon L3406 and Ryzen Threadripper PRO 3975WX: 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 | 2 (Dual-core) | 32 (Dotriaconta-Core) |
| Threads | 4 | 64 |
| Base clock speed | 2.26 GHz | 3.5 GHz |
| Boost clock speed | 2.53 GHz | 4.2 GHz |
| Multiplier | no data | 35 |
| L1 cache | no data | 64K (per core) |
| L2 cache | no data | 512K (per core) |
| L3 cache | 4 MB Intel® Smart Cache | 128 MB |
| Chip lithography | 32 nm | 7 nm, 12 nm |
| Die size | no data | 74 mm2 |
| Maximum core temperature | 54 °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 | - | + |
Compatibility
Information on Xeon L3406 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 | 1 | 1 |
| Socket | FCLGA1156 | sWRX8 |
| Power consumption (TDP) | 30 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L3406 and Ryzen Threadripper PRO 3975WX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | 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 | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Demand Based Switching | + | no data |
| PAE | 36 Bit | no data |
| Precision Boost 2 | no data | + |
Security technologies
Xeon L3406 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 L3406 and Ryzen Threadripper PRO 3975WX are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon L3406 and Ryzen Threadripper PRO 3975WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1066 | DDR4-3200 |
| Maximum memory size | 16.38 GB | 2 TiB |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 17 GB/s | 204.8 GB/s |
| ECC memory support | + | - |
Peripherals
Specifications and connection of peripherals supported by Xeon L3406 and Ryzen Threadripper PRO 3975WX.
| PCIe version | 2.0 | 4.0 |
| PCI Express lanes | 16 | 128 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 0.63 | 35.62 |
| Recency | 1 January 2010 | 14 July 2020 |
| Physical cores | 2 | 32 |
| Threads | 4 | 64 |
| Chip lithography | 32 nm | 7 nm |
| Power consumption (TDP) | 30 Watt | 280 Watt |
Xeon L3406 has 833% lower power consumption.
Ryzen Threadripper PRO 3975WX, on the other hand, has a 5554% higher aggregate performance score, an age advantage of 10 years, 1500% more physical cores and 1500% more threads, and a 357% more advanced lithography process.
The AMD Ryzen Threadripper PRO 3975WX is our recommended choice as it beats the Intel Xeon L3406 in performance tests.
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