Xeon E5-2648L vs Opteron 4386
Aggregate performance score
Xeon E5-2648L outperforms Opteron 4386 by a significant 20% based on our aggregate benchmark results.
Primary details
Comparing Opteron 4386 and Xeon E5-2648L processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1662 | 1547 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Architecture codename | Seoul (2012) | Sandy Bridge-EP (2012) |
| Release date | 4 December 2012 (11 years ago) | 6 March 2012 (12 years ago) |
Detailed specifications
Opteron 4386 and Xeon E5-2648L 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 | 8 (Octa-Core) | 8 (Octa-Core) |
| Threads | 8 | 16 |
| Base clock speed | 3.1 GHz | 1.8 GHz |
| Boost clock speed | 3.8 GHz | 2.3 GHz |
| L1 cache | 384 KB | 64 KB (per core) |
| L2 cache | 8192 KB | 256 KB (per core) |
| L3 cache | 8192 KB (shared) | 20480 KB (shared) |
| Chip lithography | 32 nm | 32 nm |
| Die size | 315 mm2 | 435 mm2 |
| Number of transistors | 1,200 million | 2,270 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 4386 and Xeon E5-2648L 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 | 2 |
| Socket | C32 | 2011 |
| Power consumption (TDP) | 95 Watt | 70 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 4386 and Xeon E5-2648L. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Hyper-Threading Technology | no data | + |
Security technologies
Opteron 4386 and Xeon E5-2648L technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 4386 and Xeon E5-2648L are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 4386 and Xeon E5-2648L. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
Peripherals
Specifications and connection of peripherals supported by Opteron 4386 and Xeon E5-2648L.
| PCIe version | no data | 3.0 |
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 | 2.84 | 3.41 |
| Recency | 4 December 2012 | 6 March 2012 |
| Threads | 8 | 16 |
| Power consumption (TDP) | 95 Watt | 70 Watt |
Opteron 4386 has an age advantage of 8 months.
Xeon E5-2648L, on the other hand, has a 20.1% higher aggregate performance score, 100% more threads, and 35.7% lower power consumption.
The Xeon E5-2648L is our recommended choice as it beats the Opteron 4386 in performance tests.
Should you still have questions on choice between Opteron 4386 and Xeon E5-2648L, ask them in Comments section, and we shall answer.
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