Intel Atom E3845 processor review
Atom E3845 processor released by Intel; release date: October 2013. The processor is designed for embedded-computers and based on Bay Trail microarchitecture.
CPU is locked to prevent overclocking. Total number of cores - 4, threads - 4. Maximum CPU clock speed - 1.91 GHz. Maximum operating temperature - -40°C to 110°C. Manufacturing process technology - 22 nm. Cache size: L1 - 64 KB (per core), L2 - 512 KB (per core).
Supported memory types: DDR3L 1333. Maximum memory size: 8 GB.
Supported socket types: FCBGA1170. Maximum number of processors in a configuration - 1. Power consumption (TDP): 10 Watt.
The processor has integrated graphics Intel HD Graphics with the following parameters: maximum frequency - 792 MHz.
Benchmarks
| PassMark Single thread mark |
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| PassMark CPU mark |
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| CompuBench 1.5 Desktop Ocean Surface Simulation |
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| GFXBench 4.0 T-Rex |
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| GFXBench 4.0 T-Rex |
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| CompuBench 1.5 Desktop Face Detection |
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| Name | Value |
|---|---|
| PassMark - Single thread mark | 536 |
| PassMark - CPU mark | 1065 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation | 9.495 Frames/s |
| GFXBench 4.0 - T-Rex | 1041 Frames |
| GFXBench 4.0 - T-Rex | 1041.000 Fps |
| CompuBench 1.5 Desktop - Face Detection | 0.787 mPixels/s |
Specifications (specs)
Essentials |
|
| Architecture codename | Bay Trail |
| Launch date | October 2013 |
| Place in performance rating | 3032 |
| Processor Number | E3845 |
| Series | Intel® Atom™ Processor E Series |
| Status | Launched |
| Vertical segment | Embedded |
Performance |
|
| 64 bit support | |
| Base frequency | 1.91 GHz |
| L1 cache | 64 KB (per core) |
| L2 cache | 512 KB (per core) |
| Manufacturing process technology | 22 nm |
| Maximum core temperature | -40°C to 110°C |
| Maximum frequency | 1.91 GHz |
| Number of cores | 4 |
| Number of threads | 4 |
Memory |
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| ECC memory support | |
| Max memory channels | 2 |
| Maximum memory size | 8 GB |
| Supported memory types | DDR3L 1333 |
Graphics |
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| Graphics base frequency | 542 MHz |
| Graphics max frequency | 792 MHz |
| Intel® Quick Sync Video | |
| Processor graphics | Intel HD Graphics |
Graphics interfaces |
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| Number of displays supported | 2 |
Compatibility |
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| Low Halogen Options Available | |
| Max number of CPUs in a configuration | 1 |
| Package Size | 25mm x 27mm |
| Sockets supported | FCBGA1170 |
| Thermal Design Power (TDP) | 10 Watt |
Peripherals |
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| Integrated IDE | |
| Integrated LAN | |
| Max number of PCIe lanes | 4 |
| PCI Express revision | 2.0 |
| PCIe configurations | x4, x2, x1 |
| Total number of SATA ports | 2 |
| UART | |
| USB revision | 2.0, 3.0 |
Security & Reliability |
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| Execute Disable Bit (EDB) | |
| Intel® Trusted Execution technology (TXT) | |
Advanced Technologies |
|
| Enhanced Intel SpeedStep® technology | |
| HD Audio | |
| Intel 64 | |
| Intel® AES New Instructions | |
| Intel® Hyper-Threading technology | |
| Intel® vPro™ Platform Eligibility | |
Virtualization |
|
| Intel® Virtualization Technology (VT-x) | |
| Intel® Virtualization Technology for Directed I/O (VT-d) | |
| Intel® VT-x with Extended Page Tables (EPT) | |
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