PRO A12-9830B vs i7-3840QM
Primary details
Comparing Core i7-3840QM and PRO A12-9830B processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1491 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | AMD Bristol Ridge |
| Power efficiency | 7.82 | no data |
| Architecture codename | Ivy Bridge (2012−2013) | Bristol Ridge (2016−2019) |
| Release date | 3 September 2012 (12 years ago) | 1 June 2016 (8 years ago) |
| Launch price (MSRP) | $568 | no data |
Detailed specifications
Core i7-3840QM and PRO A12-9830B 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) | 4 (Quad-Core) |
| Threads | 8 | 4 |
| Base clock speed | 2.8 GHz | 3 GHz |
| Boost clock speed | 3.8 GHz | 3.7 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | no data |
| L2 cache | 256K (per core) | 2048 KB |
| L3 cache | 8 MB (shared) | no data |
| Chip lithography | 22 nm | 28 nm |
| Die size | 160 mm2 | 250 mm2 |
| Maximum core temperature | 105 °C | 90 °C |
| Number of transistors | 1,400 million | 3100 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-3840QM and PRO A12-9830B 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 | FCBGA1224,FCPGA988 | FP4 |
| Power consumption (TDP) | 45 Watt | 25-45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-3840QM and PRO A12-9830B. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX | no data |
| AES-NI | + | + |
| FMA | - | FMA4 |
| AVX | + | AVX |
| FRTC | - | + |
| FreeSync | - | + |
| PowerTune | - | + |
| TrueAudio | - | + |
| PowerNow | - | + |
| PowerGating | - | + |
| Out-of-band client management | - | + |
| VirusProtect | - | + |
| RAID | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| My WiFi | + | no data |
| Turbo Boost Technology | 2.0 | 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
Core i7-3840QM and PRO A12-9830B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| Secure Key | + | no data |
| Identity Protection | + | - |
| Anti-Theft | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-3840QM and PRO A12-9830B are enumerated here.
| AMD-V | + | + |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
| IOMMU 2.0 | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-3840QM and PRO A12-9830B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3, DDR4 |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel HD Graphics 4000 | AMD Radeon R7 Graphics |
| iGPU core count | no data | 8 |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Enduro | - | + |
| Switchable graphics | - | + |
| UVD | - | + |
| VCE | - | + |
| Graphics max frequency | 1.3 GHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Core i7-3840QM and PRO A12-9830B integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | + |
| HDMI | + | + |
| SDVO | + | no data |
| CRT | + | no data |
Graphics API support
APIs supported by Core i7-3840QM and PRO A12-9830B integrated GPUs, sometimes API versions are included.
| DirectX | no data | DirectX® 12 |
| Vulkan | - | + |
Peripherals
Specifications and connection of peripherals supported by Core i7-3840QM and PRO A12-9830B.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 16 | 8 |
Pros & cons summary
| Recency | 3 September 2012 | 1 June 2016 |
| Threads | 8 | 4 |
| Chip lithography | 22 nm | 28 nm |
| Power consumption (TDP) | 45 Watt | 25 Watt |
i7-3840QM has 100% more threads, and a 27.3% more advanced lithography process.
PRO A12-9830B, on the other hand, has an age advantage of 3 years, and 80% lower power consumption.
We couldn't decide between Core i7-3840QM and PRO A12-9830B. We've got no test results to judge.
Should you still have questions on choice between Core i7-3840QM and PRO A12-9830B, ask them in Comments section, and we shall answer.
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