Xeon E7-2890 v2 vs FX-8120
Primary details
Comparing FX-8120 and Xeon E7-2890 v2 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1379 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 3.14 | no data |
| Architecture codename | Zambezi (2011−2012) | no data |
| Release date | 12 October 2011 (13 years ago) | 1 January 2014 (10 years ago) |
Detailed specifications
FX-8120 and Xeon E7-2890 v2 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) | 15 (Pentadeca-Core) |
| Threads | 8 | 30 |
| Base clock speed | 3.1 GHz | 2.8 GHz |
| Boost clock speed | 4 GHz | 3.4 GHz |
| Bus rate | no data | 8 GT/s |
| L1 cache | 384 KB | no data |
| L2 cache | 8192 KB | no data |
| L3 cache | 8192 KB | 37.5 MB |
| Chip lithography | 32 nm | 22 nm |
| Die size | 315 mm2 | no data |
| Maximum core temperature | 61 °C | 77 °C |
| Number of transistors | 1,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
| P0 Vcore voltage | Min: 1.0125 V - Max: 1.4125 V | no data |
Compatibility
Information on FX-8120 and Xeon E7-2890 v2 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 | 2 |
| Socket | AM3+ | FCLGA2011 |
| Power consumption (TDP) | 125 Watt | 155 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-8120 and Xeon E7-2890 v2. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 46 Bit |
Security technologies
FX-8120 and Xeon E7-2890 v2 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-8120 and Xeon E7-2890 v2 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 FX-8120 and Xeon E7-2890 v2. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3-1066, DDR3-1333, DDR3-1600 |
| Maximum memory size | no data | 1.5 TB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 85 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by FX-8120 and Xeon E7-2890 v2.
| PCIe version | n/a | 3.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Recency | 12 October 2011 | 1 January 2014 |
| Physical cores | 8 | 15 |
| Threads | 8 | 30 |
| Chip lithography | 32 nm | 22 nm |
| Power consumption (TDP) | 125 Watt | 155 Watt |
FX-8120 has 24% lower power consumption.
Xeon E7-2890 v2, on the other hand, has an age advantage of 2 years, 87.5% more physical cores and 275% more threads, and a 45.5% more advanced lithography process.
We couldn't decide between FX-8120 and Xeon E7-2890 v2. We've got no test results to judge.
Note that FX-8120 is a desktop processor while Xeon E7-2890 v2 is a server/workstation one.
Should you still have questions on choice between FX-8120 and Xeon E7-2890 v2, ask them in Comments section, and we shall answer.
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