Xeon E7-8891 v3 vs i7-6950X Extreme Edition
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 694 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | Intel Core i7EE | no data |
| Power efficiency | no data | 3.16 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Broadwell (2015−2019) | Haswell-EX (2015) |
| Release date | no data | 1 June 2015 (10 years ago) |
| Launch price (MSRP) | $1,743 | no data |
Detailed specifications
Core i7-6950X Extreme Edition and Xeon E7-8891 v3 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 | 10 (Deca-Core) | 10 (Deca-Core) |
| Threads | 20 | 20 |
| Base clock speed | no data | 2.8 GHz |
| Boost clock speed | 3 GHz | 3.5 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | no data | 9.6 GT/s |
| Multiplier | 30 | no data |
| L1 cache | no data | 64K (per core) |
| L2 cache | 2.5 MB | 256K (per core) |
| L3 cache | 25 MB | 45 MB (shared) |
| Chip lithography | 14 nm | 22 nm |
| Die size | 246 mm2 | 160 mm2 |
| Maximum case temperature (TCase) | no data | 79 °C |
| Number of transistors | 3400 Million | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-6950X Extreme Edition and Xeon E7-8891 v3 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 (Uniprocessor) | 8 |
| Socket | no data | FCLGA2011 |
| Power consumption (TDP) | 140 Watt | 165 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-6950X Extreme Edition and Xeon E7-8891 v3. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 46 Bit |
Security technologies
Core i7-6950X Extreme Edition and Xeon E7-8891 v3 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-6950X Extreme Edition and Xeon E7-8891 v3 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-6950X Extreme Edition and Xeon E7-8891 v3. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-1333/1600/1866, DDR3-1066/1333/1600 |
| Maximum memory size | 128 GB | 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 Core i7-6950X Extreme Edition and Xeon E7-8891 v3.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 40 | 32 |
Pros & cons summary
| Chip lithography | 14 nm | 22 nm |
| Power consumption (TDP) | 140 Watt | 165 Watt |
i7-6950X Extreme Edition has a 57.1% more advanced lithography process, and 17.9% lower power consumption.
We couldn't decide between Intel Core i7-6950X Extreme Edition and Intel Xeon E7-8891 v3. We've got no test results to judge.
Note that Core i7-6950X Extreme Edition is a desktop processor while Xeon E7-8891 v3 is a server/workstation one.
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