LeMaker Guitar Review
Feature Comparison
Here is a nice block diagram from LeMaker showing the features available on the Guitar + Base Board:
(block diagram from LeMaker wiki – click on image for larger version)
| Banana Pro | ODROID | ODROID | Raspberry Pi | Raspberry Pi | LeMaker | |
| C1 | XU4 | Model B+ | 2 Model B | Guitar | ||
| Processor | Allwinner A20 | Amlogic S805 | Samsung Exynos5422 | BCM2835 | BCM2836 | Torch S500 |
| Architecture | ARMv7 | ARMv7 | ARM v7 | ARMv6 | ARMv7 | ARMv7 |
| Cores | 2 | 4 | 8 | 1 | 4 | 4 |
| Clock Speed | 912MHz* | 1500Mhz | 2.0/1.4Ghz | 700Mhz | 900Mhz | 1.1GHz(1.3) |
| BogoMips | 3824 | timer | timer | 698 | timer | 1629 |
| GPU | Mali 400 | Mali 450 | Mali T628 | VideoCore IV | VideoCore IV | SGX544 |
| Video HW Decode | yes | yes | yes | yes | yes | yes |
| Memory Size | 1GB | 1GB | 2GB | 512MB | 1GB | 1GB |
| Memory Type | DDR3 | DDR3 | LPDDR3 | SDRAM | LPDDR2 | DDR3 |
| Memory Mhz | 432 | 400 | 933 | 400 | 450 | 468MHz |
| GPIO pins | 40 | 40 | 30+12 | 40 | 40 | 40 |
| Analog Inputs | **4 | 2 | 2 | – | – | 2 |
| I2C | 2 | 2 | 2 | 2 | 2 | 1 |
| SPI | 1/2CS | 1/2CS | 1 | 1/2CS | 1/2CS | 1 |
| UART | 4* | 2 | 1 | 1 | 1+1 | |
| Camera Flex Socket | Parallel* | – | – | CSI | CSI | Parallel* |
| LCD Flex Socket | LVDS | – | – | DSI | DSI | LVDS |
| Ethernet | 10/100/1000* | 10/100/1000* | 10/100/1000 | 10/100 | 10/100 | 10/100 |
| Controller | Allwinner A20 | Amlogic S805 | Realtek RTL8153 | LAN9514 | LAN9514 | SR8201 |
| WiFi | AP6181 b/g/n | – | – | – | – | AP6181 |
| Bluetooth 4.0 | – | – | – | – | – | YES |
| eMMC | – | eMMC socket | eMMC 5.0 | – | – | 8GB |
| SD | uSD | UHS-1 uSD | uSD | uSD | uSD | uSD |
| HDMI out | YES | YES | YES | YES | YES | YES |
| Video out | YES | pth | no | * | * | YES |
| 3.5mm audio | YES w/video | – | – | YES w/video | YES w/video | YES w/video |
| SPDIF out | – | – | I2S | – | – | I2S |
| SATA | YES | – | – | – | – | – |
| USB 3.0 | – | – | 2 | – | – | MicroUSB3.0 |
| USB Host | 2 | 4 | 1 | 4 | 4 | 2 |
| USB OTG | 1 | 1 | – | – | – | 3.0 |
| RTC | YES | YES | YES | – | – | YES |
| Microphone | YES | – | – | – | – | YES |
| audio input | – | – | – | – | – | – |
| audio amp | – | – | – | – | – | YES |
| IR sensor | YES | YES | – | – | – | YES |
| Power Button | YES | header | YES | – | – | YES |
| Reset Button | YES | header | – | header | header | YES |
| Uboot Button | YES | – | – | – | ADFU | |
| Power Con | 2 | 1 | DC 4A PS | 1 | 1 | 1 |
| Mnt holes | 4 | 4 | 4 | 4 | 4 | 6 |
| Size | 92mm*60mm | 85mm*56mm | 94mm*70mm | 85mm*56mm | 85mm*56mm | 88mm*88mm |
| MSRP | $60 est | $35 | $75.00 | $35.00 | $35.00 | $45.00 |
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Edited Nov.5/15 with some corrections from Peter @ LeMaker – Thanks! 1 UART on GPIO header, one on debug header
As you can see, the Guitar has quite a few features!
USB 3.0 jumps out as a major addition, although the choice of connector is questionable.
I have some mode details about the features in my earlier articles:
Article Index
- Introduction
- A Closer Look at LeMaker Guitar & Base Board
- Feature Comparison
- Operating Systems, Software Compatibility
- Common Applications, WiFi, Bluetooth
- Hardware Compatibility
- More on Hardware Compatibility
- Benchmarks: Booting&Apps, Compiling Emacs, Sysbench
- Benchmarks: iperf client & server, NBench, UnixBench
- Benchmarks: hdparm, dd, Documentation, Support, Conclusion
