Xeon Platinum 8558P vs i7-965
Primary details
Comparing Core i7-965 and Xeon Platinum 8558P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1863 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.45 | no data |
| Market segment | Desktop processor | Server |
| Power efficiency | 1.57 | no data |
| Architecture codename | Bloomfield (2008−2010) | Emerald Rapids (2023) |
| Release date | November 2008 (16 years ago) | 14 December 2023 (1 year ago) |
| Launch price (MSRP) | $1,509 | $6,759 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i7-965 and Xeon Platinum 8558P 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 | 4 (Quad-Core) | 48 (Octatetraconta-Core) |
| Threads | 8 | 96 |
| Base clock speed | 3.2 GHz | 2.7 GHz |
| Boost clock speed | 3.46 GHz | 4 GHz |
| Bus rate | 6.4 GT/s | no data |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 256 KB (per core) | 2 MB (per core) |
| L3 cache | 8 MB (shared) | 260 MB (shared) |
| Chip lithography | 45 nm | Intel 7 nm |
| Die size | 263 mm2 | 2x 763 mm2 |
| Maximum core temperature | 68 °C | no data |
| Maximum case temperature (TCase) | no data | 81 °C |
| Number of transistors | 731 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-965 and Xeon Platinum 8558P 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 | FCLGA1366 | FCLGA4677 |
| Power consumption (TDP) | 130 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-965 and Xeon Platinum 8558P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 1.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
| Deep Learning Boost | - | + |
Security technologies
Core i7-965 and Xeon Platinum 8558P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-965 and Xeon Platinum 8558P are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-965 and Xeon Platinum 8558P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 @ 5600 MT/s (1 DPC) |
| Maximum memory size | 24 GB | 4 TB |
| Max memory channels | 3 | 8 |
| Maximum memory bandwidth | 25.6 GB/s | no data |
| 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 Core i7-965 and Xeon Platinum 8558P.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 80 |
Pros & cons summary
| Physical cores | 4 | 48 |
| Threads | 8 | 96 |
| Power consumption (TDP) | 130 Watt | 350 Watt |
i7-965 has 169.2% lower power consumption.
Xeon Platinum 8558P, on the other hand, has 1100% more physical cores and 1100% more threads.
We couldn't decide between Core i7-965 and Xeon Platinum 8558P. We've got no test results to judge.
Note that Core i7-965 is a desktop processor while Xeon Platinum 8558P is a server/workstation one.
Should you still have questions on choice between Core i7-965 and Xeon Platinum 8558P, ask them in Comments section, and we shall answer.
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