Xeon Phi 7250 vs Opteron 850
Primary details
Comparing Opteron 850 and Xeon Phi 7250 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 | Server | Server |
| Architecture codename | SledgeHammer (2003−2005) | Knights Landing (2016) |
| Release date | December 2004 (19 years ago) | 20 June 2016 (8 years ago) |
Detailed specifications
Opteron 850 and Xeon Phi 7250 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 | 1 (Single-Core) | 68 (Octahexaconta-Core) |
| Threads | 1 | 272 |
| Base clock speed | no data | 1.4 GHz |
| Boost clock speed | 2.4 GHz | 1.6 GHz |
| L1 cache | 128 KB | 32 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB (shared) |
| Chip lithography | 130 nm | 14 nm |
| Die size | 193 mm2 | no data |
| Number of transistors | 106 million | 8,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 850 and Xeon Phi 7250 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 | 8 | 1 |
| Socket | 940 | 3647 |
| Power consumption (TDP) | 89 Watt | 215 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 850 and Xeon Phi 7250. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
Security technologies
Opteron 850 and Xeon Phi 7250 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 850 and Xeon Phi 7250 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 850 and Xeon Phi 7250. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4 |
Pros & cons summary
| Physical cores | 1 | 68 |
| Threads | 1 | 272 |
| Chip lithography | 130 nm | 14 nm |
| Power consumption (TDP) | 89 Watt | 215 Watt |
Opteron 850 has 141.6% lower power consumption.
Xeon Phi 7250, on the other hand, has 6700% more physical cores and 27100% more threads, and a 828.6% more advanced lithography process.
We couldn't decide between Opteron 850 and Xeon Phi 7250. We've got no test results to judge.
Should you still have questions on choice between Opteron 850 and Xeon Phi 7250, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
