Xeon 6972P vs E5-2666 V3
Primary details
Comparing Xeon E5-2666 V3 and Xeon 6972P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 856 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | 6.26 | no data |
| Architecture codename | Haswell-EP (2014−2015) | Granite Rapids (2024) |
| Release date | 13 November 2014 (10 years ago) | 24 September 2024 (less than a year ago) |
Detailed specifications
Xeon E5-2666 V3 and Xeon 6972P 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) | 96 |
| Threads | 20 | 192 |
| Base clock speed | 2.9 GHz | 2.4 GHz |
| Boost clock speed | 3.5 GHz | 3.9 GHz |
| L1 cache | 64K (per core) | 112 KB (per core) |
| L2 cache | 256K (per core) | 2 MB (per core) |
| L3 cache | 25 MB (shared) | 480 MB (shared) |
| Chip lithography | 22 nm | 5 nm |
| Die size | 356 mm2 | no data |
| Maximum case temperature (TCase) | no data | 80 °C |
| Number of transistors | 2,600 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Xeon E5-2666 V3 and Xeon 6972P 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 | 2 | 2 |
| Socket | 2011-3 | 7529 |
| Power consumption (TDP) | 135 Watt | 500 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2666 V3 and Xeon 6972P. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | + | + |
Security technologies
Xeon E5-2666 V3 and Xeon 6972P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2666 V3 and Xeon 6972P are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2666 V3 and Xeon 6972P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 2133 MHz Quad-channel | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2666 V3 and Xeon 6972P.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 40 | 96 |
Pros & cons summary
| Recency | 13 November 2014 | 24 September 2024 |
| Physical cores | 10 | 96 |
| Threads | 20 | 192 |
| Chip lithography | 22 nm | 5 nm |
| Power consumption (TDP) | 135 Watt | 500 Watt |
Xeon E5-2666 V3 has 270.4% lower power consumption.
Xeon 6972P, on the other hand, has an age advantage of 9 years, 860% more physical cores and 860% more threads, and a 340% more advanced lithography process.
We couldn't decide between Xeon E5-2666 V3 and Xeon 6972P. We've got no test results to judge.
Should you still have questions on choice between Xeon E5-2666 V3 and Xeon 6972P, 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.
