ADLINK Technology cExpress-AL - Specifications; Core System; Expansion Busses

cExpress-AL
Specifications 3
2. Specifications
2.1. Core System
CPU
Dual or quad-core Intel® Atom™, Pentium® or Celeron® Processor SoC
• Atom
TM
E3950 1.6/2.0GHz (Turbo), 400-650MHz (graphics), 12W (4C/1866)
• Atom
TM
E3940 1.6/1.8GHz (Turbo), 400-600MHz (graphics), 9W (4C/1866)
• Atom
TM
E3930 1.3/1.8GHz (Turbo), 400-550MHz (graphics), 6W (2C/1866)
• Pentium® N4200 1.1/2.5GHz (Turbo), 200-750MHz (graphics), 6W (4C/1866)
• Celeron® N3350 1.1/2.4GHz (Turbo), 200-650MHz (graphics), 6W (2C/1866)
Supports: Dual or quad Out-of-Order Execution (OOE) processor cores, Intel® VT-x,
Intel® VT-d, Intel® SSE4.1 and SSE4.2, Intel® 64 architecture, Intel® Turbo Boost
Technology 2.0, Intel AES-NI, Intel® TXT, PCLMULQDQ instruction DRNG
Notes: Availability of features may vary between processor SKUs and operating systems.
Only Atom™ SKUs can support extreme temperature operating range
Cache
2MB for all SKUs
Memory Dual channel non-ECC 1600/1867 MHz DDR3L memory up to 8GB in dual stacked
SODIMM sockets (lower slot must be populated)
BIOS
AMI EFI with CMOS backup in 16MB SPI BIOS
2.2. Expansion Busses
PCI Express
• 4 PCIe x1 (AB): ports 0/1/2/3 (direct from SoC) configurable to x1, x2, x4
• A 5th PCIe x1 (port 4) is supported by build option with a PCIe bridge IC (ports 2/3/4
from PCIe bridge IC support x1 only, see
2.16 Functional Diagram below).
Other
• LPC bus
• SMBus (system)
• I
2
C (user)