Single Board Computer Selection Guide

Key
SBC
Features

Data
Acquisition
Features

GeminiVenusZetaAriesAthena IVPlutoNeptuneHelixHeliosRhodeusEagle
ArchitectureCOM-based SBCSingle-BoardCOM-based SBCSingle-BoardCOM-based SBCCom-Based SBCCOM-based SBCsSingle-BoardSingle-BoardSingle-BoardCOM-based SBC
Form FactorPCI/104-Express3.5 inchCOM Express MiniPC/104-PlusCOM Express MiniETXEPICPC/104PC/104PC/1043.5 inch
ProcessorWhiskey Lake Gen8 i7 8665UE 1.7GHz 4CSkylake Gen6 Core i7-
6600U 2.6GHz 2C
Kaby Lake Gen7 Core
i7-7600U 2.8GHz 2C
Bay Trail:
E3845 1.91GHz 4C
Apollo Lake:
E3940 1.6GHz 4C
N4200 1.1GHz 4C
Bay Trail E3845 1.91GHz 4C
Bay Trail E3826 1.46GHz 2C
Bay Trail E3845 1.91GHz 4C1.91GHz Intel E3845.1.91GHz Intel E3845,
1.65GHz AMD G-T56N
or 1.0GHz AMD G-T40N
Vortex86DX3 at 1GHzDMP Vortx86DX 800MHz / 1GHzAMD Geode LX800 at 500MHzToradex Apalis ARM modules:
T30 1.46GHx Quad Core Cortex 9
I.MX6 1GHz/800MHz Cortex A9
i.MX8 1.6GHz Cortex A-72, A53 & M4
RAM16GB / 32GB DDR4 SODIMM4GB down +
4-16GB DDR4
SODIMM
E3845 4GB down
E3940 4GB down
N4200 8GB down
E3826 2GB down
E3845 4GB down
E3845 4 GB downUp to 8GB DDR3 SDRAM SO-DIMM2GB or 4GB DDR3 SDRAM SO-DIMM1GB or 2GB onboard256MB down512MB/1024MB1-4GB down depending on COM
Expansion InterfacePCI/104-Express (PCIe + PCI) PCIe MiniCardPCI/104-Express
(PCIe + PCI)
2x PCIe MiniCard
PCIe + SATA expansion connectorPC/104-Plus
(ISA & PCI)
PCIe MiniCard
PC/104 ISAPC/104-Plus (ISA & PCI)PC/104-Plus (ISA & PCI)PC/104 (ISA)PC/104 ISAPC/104 (ISA)PCIe MiniCard
MicroModule
Display Support2x HDMI
1x Dual-channel
24-bit LVDS
LVDS dual-channel
HDMI
VGA
LVDS single-channel VGALVDS dual-channel
HDMI, VGA
DisplayPort
VGA, single-channel 24-bit LVDSLVDS LCD flat panel,
VGA CRT,
TV output,
SDVO interface
VGA CRT, LVDS, TV out
LCD backlight control
VGA CRT and LCD flat panelVGA, single-channel 24-bit LVDSVGA CRT and LCD flat panelLVDS
HDMI
VGA (i.MX6 only)
USB Ports4x USB 2.0
2x USB 3.0
2x USB2.0
4x USB3.0/USB2.0
4x USB 2.0
1x USB 3.0
3x USB 2.0
1x USB 3.0
4x USB 2.0
1x USB 3.0
4 USB 2.04 USB 2.03 or 6 USB 2.04x USB 2.02 USB 2.02x USB 3.0
OTG support
Serial Ports4x RS-232/422/4854x RS-232/422/4854x RS-232/422/4854x RS-232/422/4854x RS-232/422/4853 RS-232
1 RS-232/422/485
4 RS-232/422/485
2 RS-232/TTL
2 RS-232
2 RS-232/422/485
2x RS-232 +
2x RS-232/422/485
1 RS-232
1 RS-232/422/485
8x RS-232/422/485
Software config
Network2x Gigabit Ethernet2x Gigabit Ethernet2x Gigabit Ethernet2x Gigabit Ethernet2x Gigabit EthernetDual Realtek 8103L 10/100Base-T Ethernet1 Realtek 8103L 10/100 Ethernet and 1 Gigabit Ethernet1 10/100Base-T Ethernet
1 Gigabit Ethernet
1x 10/100 Ethernet1 Realtek 8100CL 10/100 base-T Ethernet2x Gigabit Ethernet
Mass Storage1x PCIe Minicard
1x M.2 2242 SATA
1x SATA 7-pin
1x SATA 7-pin
1x SATA-DOM
1x mSATA
1x mSATA
1x Micro SD
1x SATA-DOM
1x mSATA
1x M.2 2230 SATA
1x SATA 7-pin
2 SATA ports,
1 IDE port,
CompactFlash Type II Socket
2 SATA, 1 IDE (master/slave), CompactFlash, flashdisk1 SATA
mSATA flashdisk
IDE 2mm connector1 IDE UDMA 33, CompactFlash1 micro SD
1 mSATA socket
AudioHDA audioHDA audio with Line
in, Line out, Mic in
HDA audio via DaughterboardHDA audio with Line in, Line out, Mic inHDA audioAC '97, Line-in/out, MicAC '97, Line-in/out, MicALC892 Codec HD audio, Line-in/out, MicLine in, Line out, and Mic inLine in, Line out, and Mic in
Power In16-34VDC9-18VDC6-36VDC5VDC5VDC5V 5%+5VDC 5% or 7-28VDC5VDC 5%5VDC5VDC 5%9-36VDC
Operating Temp-40C to +85C-40C to +85C-40C to +85C-40C to +85C-40C to +85C-20C to +71C or -40C to +85C (depending on ETX CPU module)-20C to +71C or -40C to +85C (depending on ETX CPU module)-40C to +85C-40C to +85C-40C to +85C-20C to +71C
-40C to +85C
Dimensions4.0" x 4.0"
102 x 102mm
5.75" x 4.0"
146 x 102mm
3.30" x 2.16"
84 x 55mm
4.5" x 4.0"
114mm x 102mm
4.2 x 4.5"
106 x 114mm
4.5" x 3.7"
(114mm x 95mm)
4.53" x 6.50"
(115mm x 165mm
3.550" x 3.775"
(90mm x 96mm)
3.550" x 3.775"
90mm x 96mm
3.775" x 3.550"
(96 x 90mm)
5.75" x 4.0"
146 x 102mm
Weight4.3 oz (121g)12.4 oz (352g)7.7 oz (220g)10.4oz (296g)4.4oz (125g)11.2oz (318g)22oz (624g) maximum2.5oz (71g)2.5oz (71g)4.1oz (121g)4.2oz (119g)
Analog In16 single-ended /
8 differential
16-bit resolution
16 single-ended /
8 differential
16-bit resolution
16 single-ended /
8 differential
16-bit resolution
32 single-ended or 16 differential or 16 SE + 8 DI; 16-bit resolution16 single-ended or 8 differential, 16-bit16 single-ended /
8 differential
16-bit resolution
4x single-ended
12-bit resolution
Max Rate100KHz250KHz100KHz250KHz100KHz250KHz180KHz
Input Ranges10V, 5V,
0-10V, 0-5V
10V, 5V, 2.5V,1.25V, 0-10V, 0-5V, 0-2.5V10V, 5V, 2.5V, 1.25V, 0-10V, 0-5V, 0-2.5V10V, 5V, 2.5V, 1.25V , 0-10V, 0-5V, 0-2.5V, 0-1.25V10V, 5V, 0-10V, 0-5V10V, 5V, 2.5V, 1.25V, 0-10V, 0-5V, 0-2.5V0-3.3V
Accuracy< 28LSB< 2LSB< 3LSB< 2LSB after autocalibration< 2LSB< 3LSB< 18LSB
A/D FIFO2048 samples with programmable threshold2048 samples with programmable threshold2048 samples1024 samples with programmable threshold2048 samples with programmable threshold2048 samples with programmable threshold
Analog Out4 16-bit4 16-bit4 12-bit4 12-bit channels4 16-bit channels4 16-bit
Output Ranges0-5V, 0-2.5V5V, 10V, 0-5V, 0-10V,10V, 5V, 0-10V, 0-5V, 5V, 10V, 0-5V, 0-10V0-5V, 0-2.5V5V, 10V, 0-5V, 0-10V
Digital I/O8 GPIO, 3.3V logic16 GPIO 3.3V/5V27 GPIO 3.3V/5V22 GPIO 3.3V/5V24 GPIO 3.3V & 5V24 lines, 3.3V/5V compatible; 8 opto-isolated inputs and outputsD Models: 16 lines
A Models: 27 lines
24-40 GPIO 3.3V/5V16x GPIO (3.3V)
DirectionProgrammableProgrammableProgrammableProgrammableProgrammableProgrammableProgrammableProgrammable
Pull-upProg. up/downProg. up/downProg. up/downProg. up/downProg. up/down
Counters8 32-bit up/down8 32-bit up/down8 32-bit up/down1 24-bit and 1 16-bit A/D sample rate control counter/timer,
programmable interrupts
8 32-bit1 24-bit, 1 16-bit