Xeon W-1390T vs 2.66
Primary details
Comparing Xeon 2.66 and Xeon W-1390T 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 | Prestonia (2002) | no data |
| Release date | November 2002 (22 years ago) | 1 April 2021 (3 years ago) |
Detailed specifications
Xeon 2.66 and Xeon W-1390T 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) | 8 (Octa-Core) |
| Threads | 1 | 16 |
| Base clock speed | no data | 1.5 GHz |
| Boost clock speed | 2.66 GHz | 4.9 GHz |
| Bus rate | no data | 8 GT/s |
| L1 cache | 16 KB | no data |
| L2 cache | 512 KB | no data |
| L3 cache | 0 KB | 16 MB Intel® Smart Cache |
| Chip lithography | 130 nm | 14 nm |
| Die size | 217 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 55 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Xeon 2.66 and Xeon W-1390T 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 | 1 |
| Socket | 604 | FCLGA1200 |
| Power consumption (TDP) | 89 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon 2.66 and Xeon W-1390T. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | - | + |
Security technologies
Xeon 2.66 and Xeon W-1390T technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| Identity Protection | - | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon 2.66 and Xeon W-1390T 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 Xeon 2.66 and Xeon W-1390T. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-3200 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 50 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics P750 |
| Max video memory | no data | 64 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 1.2 GHz |
| Execution Units | no data | 32 |
| InTru 3D | no data | + |
Graphics interfaces
Available interfaces and connections of Xeon 2.66 and Xeon W-1390T integrated GPUs.
| Number of displays supported | no data | 3 |
Graphics image quality
Maximum display resolutions supported by Xeon 2.66 and Xeon W-1390T integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2160@60Hz |
| Max resolution over eDP | no data | 5120 x 3200 @60Hz |
| Max resolution over DisplayPort | no data | 5120 x 3200 @60Hz |
Graphics API support
APIs supported by Xeon 2.66 and Xeon W-1390T integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Xeon 2.66 and Xeon W-1390T.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 1 | 8 |
| Threads | 1 | 16 |
| Chip lithography | 130 nm | 14 nm |
| Power consumption (TDP) | 89 Watt | 35 Watt |
Xeon W-1390T has 700% more physical cores and 1500% more threads, a 828.6% more advanced lithography process, and 154.3% lower power consumption.
We couldn't decide between Xeon 2.66 and Xeon W-1390T. We've got no test results to judge.
Should you still have questions on choice between Xeon 2.66 and Xeon W-1390T, ask them in Comments section, and we shall answer.
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