Xeon D-1846 vs A8-3820
Primary details
Comparing A8-3820 and Xeon D-1846 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2240 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 1.99 | no data |
| Architecture codename | Llano (2011−2012) | no data |
| Release date | 20 December 2011 (13 years ago) | 1 October 2023 (1 year ago) |
Detailed specifications
A8-3820 and Xeon D-1846 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) | 10 (Deca-Core) |
| Threads | 4 | 20 |
| Base clock speed | 2.5 GHz | 2 GHz |
| Boost clock speed | 2.8 GHz | 3.1 GHz |
| L1 cache | 128 KB (per core) | no data |
| L2 cache | 1 MB (per core) | no data |
| L3 cache | 0 KB | 15360 KB |
| Chip lithography | 32 nm | no data |
| Die size | 228 mm2 | no data |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on A8-3820 and Xeon D-1846 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 | no data |
| Socket | FM1 | FCBGA2227 |
| Power consumption (TDP) | 65 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-3820 and Xeon D-1846. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX-512 |
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Thermal Monitoring | - | + |
| Deep Learning Boost | - | + |
Security technologies
A8-3820 and Xeon D-1846 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-3820 and Xeon D-1846 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-3820 and Xeon D-1846. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 |
| Maximum memory size | no data | 256 GB |
| Max memory channels | no data | 2 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 6550D | no data |
Peripherals
Specifications and connection of peripherals supported by A8-3820 and Xeon D-1846.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 16 |
| USB revision | no data | 3.0 |
| Max number of SATA 6 Gb/s Ports | no data | 24 |
| Number of USB ports | no data | 4 |
| Integrated LAN | no data | - |
Pros & cons summary
| Recency | 20 December 2011 | 1 October 2023 |
| Physical cores | 4 | 10 |
| Threads | 4 | 20 |
| Power consumption (TDP) | 65 Watt | 55 Watt |
Xeon D-1846 has an age advantage of 11 years, 150% more physical cores and 400% more threads, and 18.2% lower power consumption.
We couldn't decide between A8-3820 and Xeon D-1846. We've got no test results to judge.
Note that A8-3820 is a desktop processor while Xeon D-1846 is a server/workstation one.
Should you still have questions on choice between A8-3820 and Xeon D-1846, ask them in Comments section, and we shall answer.
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