Xeon 6766E vs FX-8100
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2044 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 1.04 | no data |
| Designer | AMD | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Zambezi (2011−2012) | Sierra Forest (2024) |
| Release date | 12 October 2011 (14 years ago) | 3 June 2024 (1 year ago) |
| Launch price (MSRP) | no data | $10,257 |
Detailed specifications
Basic parameters of FX-8100 and Xeon 6766E: 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) | 144 |
| Threads | 8 | 144 |
| Base clock speed | 2.8 GHz | 1.9 GHz |
| Boost clock speed | 3.7 GHz | 2.7 GHz |
| L1 cache | 384 KB | 96 KB (per core) |
| L2 cache | 8 MB | 4 MB (per module) |
| L3 cache | 8 MB (shared) | 108 MB (shared) |
| Chip lithography | 32 nm | Intel 3 nm |
| Die size | 315 mm2 | no data |
| Maximum case temperature (TCase) | no data | 84 °C |
| Number of transistors | 1,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on FX-8100 and Xeon 6766E 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+ | FCLGA4710 |
| Power consumption (TDP) | 95 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-8100 and Xeon 6766E. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
FX-8100 and Xeon 6766E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-8100 and Xeon 6766E are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-8100 and Xeon 6766E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-6400 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by FX-8100 and Xeon 6766E.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | no data | 88 |
Pros & cons summary
| Recency | 12 October 2011 | 3 June 2024 |
| Physical cores | 8 | 144 |
| Threads | 8 | 144 |
| Power consumption (TDP) | 95 Watt | 250 Watt |
FX-8100 has 163% lower power consumption.
Xeon 6766E, on the other hand, has an age advantage of 12 years, and 1700% more physical cores and 1700% more threads.
We couldn't decide between AMD FX-8100 and Intel Xeon 6766E. We've got no test results to judge.
Note that FX-8100 is a desktop processor while Xeon 6766E is a server/workstation one.
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