Mobile Sempron M100 vs Pentium 977
Primary details
Comparing Pentium 977 and Mobile Sempron M100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2684 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Pentium | AMD Mobile Sempron |
| Power efficiency | 4.01 | no data |
| Architecture codename | Sandy Bridge (2011−2013) | Caspian (2009) |
| Release date | 1 January 2012 (12 years ago) | 10 September 2009 (15 years ago) |
| Launch price (MSRP) | $134 | no data |
Detailed specifications
Pentium 977 and Mobile Sempron M100 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 | 1.4 GHz | no data |
| Boost clock speed | 1.4 GHz | 2 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 4 × 5 GT/s | 3200 MHz |
| Multiplier | 14 | no data |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 256K (per core) | 512 KB |
| L3 cache | 2 MB (shared) | no data |
| Chip lithography | 32 nm | 40 nm |
| Die size | 131 mm2 | no data |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 504 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium 977 and Mobile Sempron M100 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 (Uniprocessor) | no data |
| Socket | FCBGA1023 | S |
| Power consumption (TDP) | 17 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 977 and Mobile Sempron M100. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | AMD Virtualization, SSE, SSE2, SSE3, 3DNow, Enhanced Virus Protection, MMX |
| FMA | + | - |
| VirusProtect | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| My WiFi | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | - | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Pentium 977 and Mobile Sempron M100 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 977 and Mobile Sempron M100 are enumerated here.
| VT-d | - | no data |
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 977 and Mobile Sempron M100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory size | 16.38 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21.335 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 2nd Generation Intel® Processors | no data |
| Graphics max frequency | 1 GHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium 977 and Mobile Sempron M100 integrated GPUs.
| Number of displays supported | 2 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| SDVO | + | no data |
| CRT | + | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium 977 and Mobile Sempron M100.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 16 | 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.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Pros & cons summary
| Recency | 1 January 2012 | 10 September 2009 |
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 32 nm | 40 nm |
| Power consumption (TDP) | 17 Watt | 25 Watt |
Pentium 977 has an age advantage of 2 years, 100% more physical cores and 100% more threads, a 25% more advanced lithography process, and 47.1% lower power consumption.
We couldn't decide between Pentium 977 and Mobile Sempron M100. We've got no test results to judge.
Should you still have questions on choice between Pentium 977 and Mobile Sempron M100, ask them in Comments section, and we shall answer.
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