Xeon E7-8895 v3 vs i7-990X Extreme Edition
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Series | Intel Core i7EE | no data |
| Designer | Intel | Intel |
| Architecture codename | Westmere (2010−2011) | no data |
| Release date | 13 February 2011 (14 years ago) | 1 April 2015 (10 years ago) |
Detailed specifications
Core i7-990X Extreme Edition and Xeon E7-8895 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 | 6 (Hexa-Core) | 18 (Octadeca-Core) |
| Threads | 12 | 36 |
| Base clock speed | no data | 2.6 GHz |
| Boost clock speed | 3.46 GHz | 3.5 GHz |
| Bus type | QPI | no data |
| Bus rate | 6.4 GT/s | 9.6 GT/s |
| Multiplier | 26 | no data |
| L2 cache | 1.5 MB | no data |
| L3 cache | 12 MB | 45 MB Last Level Cache |
| Chip lithography | 32 nm | 22 nm |
| Die size | 239 mm2 | no data |
| Maximum core temperature | no data | 77 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-990X Extreme Edition and Xeon E7-8895 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 |
| Power consumption (TDP) | 130 Watt | 175 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-990X Extreme Edition and Xeon E7-8895 v3. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | + | + |
| 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 i7-990X Extreme Edition and Xeon E7-8895 v3 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 Core i7-990X Extreme Edition and Xeon E7-8895 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 i7-990X Extreme Edition and Xeon E7-8895 v3. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-1333, DDR4-1600, DDR4-1866, DDR3-1066, DDR3-1333, DDR3-1600 |
| Maximum memory size | 24 GB | 1.5 TB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 102 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Core i7-990X Extreme Edition and Xeon E7-8895 v3.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Recency | 13 February 2011 | 1 April 2015 |
| Physical cores | 6 | 18 |
| Threads | 12 | 36 |
| Chip lithography | 32 nm | 22 nm |
| Power consumption (TDP) | 130 Watt | 175 Watt |
i7-990X Extreme Edition has 34.6% lower power consumption.
Xeon E7-8895 v3, on the other hand, has an age advantage of 4 years, 200% more physical cores and 200% more threads, and a 45.5% more advanced lithography process.
We couldn't decide between Intel Core i7-990X Extreme Edition and Intel Xeon E7-8895 v3. We've got no test results to judge.
Note that Core i7-990X Extreme Edition is a desktop processor while Xeon E7-8895 v3 is a server/workstation one.
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