Opteron 246 vs Pentium 3805U
Primary details
Comparing Pentium 3805U and Opteron 246 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2659 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Pentium | no data |
| Power efficiency | 4.65 | no data |
| Architecture codename | Broadwell-U (2015) | SledgeHammer (2003−2005) |
| Release date | 1 March 2015 (9 years ago) | August 2003 (21 year ago) |
| Launch price (MSRP) | $161 | $109 |
Detailed specifications
Pentium 3805U and Opteron 246 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) | 1 (Single-Core) |
| Threads | 2 | 1 |
| Base clock speed | 1.9 GHz | no data |
| Boost clock speed | 1.9 GHz | 2 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 256K (per core) | 1 MB |
| L3 cache | 2 MB (shared) | 0 KB |
| Chip lithography | 14 nm | 130 nm |
| Die size | 82 mm2 | 193 mm2 |
| Maximum core temperature | 105 °C | no data |
| Maximum case temperature (TCase) | 105 °C | no data |
| Number of transistors | 1300 Million | 106 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium 3805U and Opteron 246 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 | FCBGA1168 | 940 |
| Power consumption (TDP) | 15 Watt | 89 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 3805U and Opteron 246. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Smart Response | - | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Pentium 3805U and Opteron 246 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Secure Key | + | no data |
| Identity Protection | + | - |
| OS Guard | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 3805U and Opteron 246 are enumerated here.
| AMD-V | + | - |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 3805U and Opteron 246. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory size | 16 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 5th Generation Intel® Processors | no data |
| Quick Sync Video | + | - |
| Clear Video | + | no data |
| Graphics max frequency | 800 MHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Pentium 3805U and Opteron 246 integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by Pentium 3805U and Opteron 246 integrated GPUs, sometimes API versions are included.
| DirectX | 11.2/12 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium 3805U and Opteron 246.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 12 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 14 nm | 130 nm |
| Power consumption (TDP) | 15 Watt | 89 Watt |
Pentium 3805U has 100% more physical cores and 100% more threads, a 828.6% more advanced lithography process, and 493.3% lower power consumption.
We couldn't decide between Pentium 3805U and Opteron 246. We've got no test results to judge.
Be aware that Pentium 3805U is a notebook processor while Opteron 246 is a server/workstation one.
Should you still have questions on choice between Pentium 3805U and Opteron 246, ask them in Comments section, and we shall answer.
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