Ryzen Threadripper PRO 3995WX vs Xeon L5638
Aggregate performance score
Ryzen Threadripper PRO 3995WX outperforms Xeon L5638 by a whopping 2161% based on our aggregate benchmark results.
Primary details
Comparing Xeon L5638 and Ryzen Threadripper PRO 3995WX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1790 | 27 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.73 | 6.03 |
| Market segment | Server | Server |
| Series | no data | AMD Ryzen Threadripper |
| Power efficiency | 3.68 | 17.81 |
| Architecture codename | Westmere-EP (2010−2011) | Matisse (2019−2020) |
| Release date | 16 March 2010 (14 years ago) | 14 July 2020 (4 years ago) |
| Launch price (MSRP) | $90 | $5,500 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen Threadripper PRO 3995WX has 249% better value for money than Xeon L5638.
Detailed specifications
Xeon L5638 and Ryzen Threadripper PRO 3995WX 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 | 6 (Hexa-Core) | 64 (Tetrahexaconta-Core) |
| Threads | 12 | 128 |
| Base clock speed | 2 GHz | 2.7 GHz |
| Boost clock speed | 2.4 GHz | 4.2 GHz |
| Multiplier | no data | 27 |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 256 KB (per core) | 512K (per core) |
| L3 cache | 12 MB (shared) | 256 MB |
| Chip lithography | 32 nm | 7 nm, 12 nm |
| Die size | 239 mm2 | 74 mm2 |
| Maximum core temperature | 85 °C | 95 °C |
| Maximum case temperature (TCase) | no data | 95 °C |
| Number of transistors | 1,170 million | 3,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Xeon L5638 and Ryzen Threadripper PRO 3995WX 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 | 2 | 1 |
| Socket | FCLGA1366,LGA1366 | sWRX8 |
| Power consumption (TDP) | 60 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon L5638 and Ryzen Threadripper PRO 3995WX. 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 | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Xeon L5638 and Ryzen Threadripper PRO 3995WX technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon L5638 and Ryzen Threadripper PRO 3995WX 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 L5638 and Ryzen Threadripper PRO 3995WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | 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 L5638 and Ryzen Threadripper PRO 3995WX.
| PCIe version | 2.0 | 4.0 |
| PCI Express lanes | no data | 128 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Pros & cons summary
| Performance score | 2.33 | 52.69 |
| Recency | 16 March 2010 | 14 July 2020 |
| Physical cores | 6 | 64 |
| Threads | 12 | 128 |
| Chip lithography | 32 nm | 7 nm |
| Power consumption (TDP) | 60 Watt | 280 Watt |
Xeon L5638 has 366.7% lower power consumption.
Ryzen Threadripper PRO 3995WX, on the other hand, has a 2161.4% higher aggregate performance score, an age advantage of 10 years, 966.7% more physical cores and 966.7% more threads, and a 357.1% more advanced lithography process.
The Ryzen Threadripper PRO 3995WX is our recommended choice as it beats the Xeon L5638 in performance tests.
Should you still have questions on choice between Xeon L5638 and Ryzen Threadripper PRO 3995WX, ask them in Comments section, and we shall answer.
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