Xeon Platinum 9221 vs Pentium D 965 EE
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 | no data | Intel Xeon Platinum |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Presler (2005−2007) | Cascade Lake-AP (2019) |
| Release date | March 2006 (19 years ago) | 2 April 2019 (6 years ago) |
Detailed specifications
Pentium D 965 EE and Xeon Platinum 9221 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 | 2 (Dual-core) | 32 (Dotriaconta-Core) |
| Threads | 4 | 64 |
| Base clock speed | no data | 2.3 GHz |
| Boost clock speed | 3.73 GHz | 3.7 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| Multiplier | no data | 21 |
| L1 cache | 28 KB | 64K (per core) |
| L2 cache | 4 MB | 1 MB (per core) |
| L3 cache | 0 KB | 71.5 MB (shared) |
| Chip lithography | 65 nm | 14 nm |
| Die size | 140 mm2 | no data |
| Number of transistors | 376 million | 8,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium D 965 EE and Xeon Platinum 9221 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 | 8 |
| Socket | 775 | Intel BGA5903 |
| Power consumption (TDP) | 130 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium D 965 EE and Xeon Platinum 9221. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX-512 |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
Security technologies
Pentium D 965 EE and Xeon Platinum 9221 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium D 965 EE and Xeon Platinum 9221 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium D 965 EE and Xeon Platinum 9221. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR4-2933 |
| Maximum memory size | no data | 2 TiB |
| Max memory channels | no data | 12 |
| Maximum memory bandwidth | no data | 281.6 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Pentium D 965 EE and Xeon Platinum 9221.
| PCIe version | no data | 3.0 |
Pros & cons summary
| Physical cores | 2 | 32 |
| Threads | 4 | 64 |
| Chip lithography | 65 nm | 14 nm |
| Power consumption (TDP) | 130 Watt | 250 Watt |
Pentium D 965 EE has 92.3% lower power consumption.
Xeon Platinum 9221, on the other hand, has 1500% more physical cores and 1500% more threads, and a 364.3% more advanced lithography process.
We couldn't decide between Intel Pentium D 965 EE and Intel Xeon Platinum 9221. We've got no test results to judge.
Note that Pentium D 965 EE is a desktop processor while Xeon Platinum 9221 is a server/workstation one.
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