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Embedded PC platforms
Instead of using a combination of CPU and chipset, PC Engines prefers single-chip embedded x86 processors.

* Less board space
* Lower power consumption
* Reduced development time and risk
* Lower overall cost
 

AMD Elan SC520
Status: not recommended for new designs
CPU: 486 core, 100 or 133 MHz, 16KB cache
DRAM: 32 bit wide SDRAM, up to 256 MB
PCI: up to five masters
ISA: some limitations on IRQ / DMA lines
I/O: 2 serial ports
RTC: internal
GPIO: some programmable chip selects, some digital I/O
BIOS: tinyBIOS support available
PC Engines experience: Hardware + BIOS
 
AMD SC1100
Status: EOL (did lifetime buy to extend WRAP production)
CPU: 5x86 core, 200 to 266 MHz, 16KB cache
DRAM: 64 bit wide SDRAM, up to 512 MB
PCI: up to four masters, 3.3V
LPC: available
ISA: limited subset
I/O: 1 serial ports, 1 IR port
RTC: internal
GPIO: some digital I/O
Video: none
Audio: AC97 interface (waveform audio)
BIOS: tinyBIOS support available
PC Engines experience: Hardware + BIOS, see WRAP
 
AMD Geode SC1200
Status: discontinued
CPU: 5x86 core, 200 to 300 MHz, 16KB cache
DRAM: 64 bit wide SDRAM, up to 256 MB
PCI: up to two masters
LPC: available
ISA: limited subset
I/O: 3 serial ports (one full, others limited)
RTC: internal
GPIO: some digital I/O
Video: VGA, TV, TFT (linear frame buffer with BitBlt)
Audio: AC97 interface (waveform audio)
BIOS: tinyBIOS support available
PC Engines experience: Hardware + BIOS
 
AMD Geode LX
Status: production
CPU: new 32 bit core, 433 or 500 MHz
DRAM: 64 bit wide DDR SDRAM
PCI: up to 2 masters
LPC: available
ISA: none
I/O: (in companion chip) 1 serial port, infrared, 4x USB 2.0, IDE ATA66, I2C, NAND flash
RTC: internal
GPIO: few
Video: VGA, TFT (linear frame buffer with BitBlt)
Audio: AC97 interface (waveform audio)
BIOS: tinyBIOS support available (non video)
PC Engines experience: Hardware + BIOS, see ALIX
 
RDC R8610
Status: active
CPU: 486 core, no floating point, 133 MHz, 16KB cache (write through, direct mapped)
DRAM: 16 or 32 bit wide SDRAM, up to 128 MB
PCI: up to three masters
ISA: limited X-Bus
LPC: flash + I/O support
I/O: 1 serial port, 2 10/100 Ethernet MAC, USB 2.0 (two channels)
RTC: external
GPIO: up to 58 GPIO
BIOS: N/A
PC Engines experience: N/A
 
SIS 55x
Status: EOL
CPU: Rise MP6 "Pentium class", 200 to 250 MHz, 8K I-Cache + 8K D-Cache
DRAM: 64 bit wide SDRAM, up to 1GB
PCI: up to 3 masters
LPC: yes
ISA: no
I/O: PS/2 keyboard / mouse, infrared, 3 USB 1.1, IDE ATA100, memory stick, smart card, parallel port
RTC: internal
GPIO: 16 (multiplexed)
Video: VGA, LCD (AGP based accelerator), DVD support
Audio: AC97 interface (with sound accelerator)
BIOS: LinuxBIOS available
PC Engines experience: no
 
STPC Consumer II
Status: EOL
CPU: 486 core, up to 133 MHz, 8KB cache
DRAM: 64 bit wide SDRAM, up to 128 MB (no support for 256 Mbit parts)
PCI: up to three masters
ISA: full IRQ / DMA lines (external glue logic required)
I/O: IDE interface
RTC: external
Video: VGA, TV
GPIO: minimal
BIOS: tinyBIOS support available
Notes: high component count for strap options.
PC Engines experience: Hardware + BIOS
 
STPC Elite
Status: EOL
CPU: 486 core, up to 133 MHz, 8KB cache
DRAM: 64 bit wide SDRAM, up to 128 MB (no support for 256 Mbit parts)
PCI: up to three masters
ISA: full IRQ / DMA lines (external glue logic required)
I/O: IDE interface
RTC: external
GPIO: some I/O lines
BIOS: tinyBIOS support available
Notes: high component count for strap options.
PC Engines experience: Hardware + BIOS
 
STPC Atlas
Status: EOL
CPU: 486 core, up to 120 MHz (133 MHz announced), 8KB cache
DRAM: 64 bit wide SDRAM, up to 128 MB (no support for 256 Mbit parts)
PCI: up to three masters
ISA: full IRQ / DMA lines (external glue logic required)
PC Card: yes (multiplexed)
I/O: 2 serial, 1 parallel, 2 USB, IDE interface, PS/2 keyboard / mouse
RTC: external
Video: VGA, TFT
GPIO: some, I2C
BIOS: tinyBIOS support available
Notes: high component count for strap options. Keyboard / mouse controller not fully compatible.
PC Engines experience: BIOS
 
STPC Vega
Status: EOL
CPU: Rise MP6 "Pentium II class" core, up to 250 MHz, 8K I-Cache + 8K D-Cache
DRAM: 64 bit wide SDRAM, up to 256 MB
PCI: up to three masters
ISA: yes (external glue logic for IRQ / DMA)
I/O: 1 serial (Rx / Tx), IDE ATA66, 10/100 Ethernet (external PHY)
RTC: external
Video: none
GPIO: minimal
BIOS: tinyBIOS support available
Notes: weak DRAM controller (no 256 Mbit support, not the best bandwidth)
PC Engines experience: BIOS
 
CPUs not recommended for new designs
ALI M6117 (EDO DRAM, external clock generator)
AMD Elan SC300 / SC310 (EOL)
AMD Elan SC400 / SC410 (EOL)
AMD Geode GX2 (EOL)
STPC Client (EDO DRAM, EOL)
STPC Consumer (EDO DRAM, EOL)
STPC Consumer-S (poor SDRAM controller, EOL)
STPC Industrial (EDO DRAM, EOL)
ZFLinux ZFx86 (very poor DRAM bandwidth)
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