Athlon 64 2800+ vs Xeon E5-2686 V3
Primary details
Comparing Xeon E5-2686 V3 and Athlon 64 2800+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 677 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Power efficiency | 9.01 | no data |
| Architecture codename | Haswell-EP (2014−2015) | NewCastle (2004) |
| Release date | 8 September 2014 (10 years ago) | April 2004 (20 years ago) |
| Launch price (MSRP) | no data | $100 |
Detailed specifications
Xeon E5-2686 V3 and Athlon 64 2800+ 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 | 18 (Octadeca-Core) | 1 (Single-Core) |
| Threads | 36 | 1 |
| Base clock speed | 2 GHz | no data |
| Boost clock speed | 3.5 GHz | 1.8 GHz |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 256K (per core) | 512 KB |
| L3 cache | 45 MB (shared) | 0 KB |
| Chip lithography | 22 nm | 130 nm |
| Die size | 356 mm2 | 193 mm2 |
| Maximum case temperature (TCase) | 83 °C | no data |
| Number of transistors | 2,600 million | 69 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Xeon E5-2686 V3 and Athlon 64 2800+ 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 | 2011-3 | 754 |
| Power consumption (TDP) | 120 Watt | 89 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2686 V3 and Athlon 64 2800+. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
Security technologies
Xeon E5-2686 V3 and Athlon 64 2800+ technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2686 V3 and Athlon 64 2800+ are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2686 V3 and Athlon 64 2800+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 2133 MHz Quad-channel | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2686 V3 and Athlon 64 2800+.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 40 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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
| Physical cores | 18 | 1 |
| Threads | 36 | 1 |
| Chip lithography | 22 nm | 130 nm |
| Power consumption (TDP) | 120 Watt | 89 Watt |
Xeon E5-2686 V3 has 1700% more physical cores and 3500% more threads, and a 490.9% more advanced lithography process.
Athlon 64 2800+, on the other hand, has 34.8% lower power consumption.
We couldn't decide between Xeon E5-2686 V3 and Athlon 64 2800+. We've got no test results to judge.
Be aware that Xeon E5-2686 V3 is a server/workstation processor while Athlon 64 2800+ is a desktop one.
Should you still have questions on choice between Xeon E5-2686 V3 and Athlon 64 2800+, ask them in Comments section, and we shall answer.
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