Crystal Group
Crystal Group
Designed & Manufactured in the USA
Veteran-owned Small Business
1.877.279.7863
Hiawatha, IA 52233-1204
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Single Board Computer Archive

This page provides specifications for earlier CPU cards sold by Crystal Group Inc. If you cannot find the answer to your question here, contact Crystal's Technical Support team.


Celeron LC
Processor Intel® Celeron™ Socket 370 333MHz-466 MHz
CPU Chipset Intel 82443BX and 82371B
Bus Architecture PCI/ISA; PICMG® 2.1 compatible
DRAM Capacity Two 168 pin DIMM sockets; Up to 512MB SDRAM; ECC or non-ECC; Non-registered or registered
Disk Controllers Ultra DMA/33 EIDE primary and secondary
BIOS AWARD FLASH BIOS
L2 Cache Memory 128K L2 cache on processor
On Board Video 65555 Chips & Technology video
Communication Ports Two RS232; One IEEE 1284-compliant parallel
Keyboard Ports PS/2
Watchdog Timer User configurable
Power Requirements +5VDC @ 5A (typ @ 500 MHz);
+12VDC @ 100 mA;
-12VDC @ 100 mA
Mouse Serial or PS/2
Ethernet Realtek 8139C
SCSI Adaptec 7890 Ultra2 Wide SCSI
USB Two ports available

Celeron
Processor Intel® Celeron™ or Intel® Celeron™ MMX™; 300 MHz-600MHz
CPU Chipset Intel 82443BX and 82371B
Bus Architecture PCI/ISA; PICMG® 2.1 compatible
DRAM Capacity Two 168 pin DIMM sockets; Up to 512MB SDRAM; ECC or non-ECC; Non-registered or registered
Disk Controllers Ultra DMA/33 EIDE primary and secondary
BIOS AMI FLASH BIOS
L2 Cache Memory 128K L2 cache on processor
On Board Video Intel 69000 PCI video
Communication Ports Two RS232; One IEEE 1284-compliant parallel
Keyboard Ports PS/2
Watchdog Timer User configurable
Power Requirements +5VDC @ 5A (typ @ 500 MHz);
+12VDC @ 100 mA;
-12VDC @ 100 mA
Mouse Serial or PS/2
Ethernet Intel 82559 10/100BASE-T
SCSI Symbios 53C895 Ultra2 Wide SCSI
USB Two ports available

CAPEN
Processor Pentium®; 133 MHz - 200 MHz
CPU Chipset Intel® Triton
Bus Architecture External: PCI/ISA
Internal: PCI
DRAM Capacity 8 to 128 MB, 72 Pin SIMM
Disk Controllers PCI & ISA EIDE Interfaces
BIOS Award 4.5
Cache Memory Up to 512 KB; 256K standard; pipelined burst
On Board Video PCI/SVGA
Communication Ports Two RS232 16550 Serial; One Bi-directional parallel
Keyboard Ports External mini-DIN and internal header
Watchdog Timer Yes
Power Requirements 5V @ 3.0A
+12V @ 30mA
-12V @ 30mA
Mouse Serial or PS/2

HX / HXS*
Processor Pentium® or Pentium MMX®; 133 MHz - 200 MHz; AMD-K6; Cyrix M2
CPU Chipset Intel HX
Bus Architecture PCI/ISA PICMG®; 2.0 compatible
DRAM Capacity Four 72 pin SIMM sockets
2MB to 256MB
Supports EDO/FPM
ECC with FPM parity SIMMS
Disk Controllers PCI & ISA EIDE interfaces; *SCSI interface included on HXS
BIOS AWARD FLASH BIOS
Cache Memory 512K synchronous pipelined burst cache
On Board Video PCI/SVGA
Communication Ports One RS232;
One RS232/422/485
Keyboard Ports External PC/AT mini-DIN
Watchdog Timer Yes
Power Requirements +5VDC @ 7A
+12VDC @ .1A
-12VDC @ .1A
Mouse Serial or PS/2

Single or Dual Pentium® II & III
Processor Intel® Pentium® II; 400 MHz - 600 MHz using slot 1
CPU Chipset Intel® 440BX or Intel® 440GX
Bus Architecture PCI/ISA; PICMG® 2.0 compatible
DRAM Capacity Two 168 pin DIMM sockets; Up to 512MB (BX) or 1GB (GX); Supports EDO & SDRAM; ECC with ECC DIMMs
Disk Controllers Ultra DMA/33 EIDE primary and secondary
BIOS AMI FLASH BIOS
Cache Memory 512K L2 cache on processor
On Board Video AGP Cirrus Logic GD5465
Communication Ports Two RS232; One IEEE 1284-compliant parallel
Keyboard Ports PS/2
Watchdog Timer User configurable
Power Requirements +5VDC @ 6.2A (typ @ 333MHz)
+12VDC @ 100 mA
-12VDC @ 100 mA
Mouse Serial or PS/2
Ethernet DEC 21143 10/100BASE-T
SCSI Adaptec 7880 Ultra Wide

TX
Processor Intel Pentium® or Pentium® MMX; 133 MHz - 233 MHz using socket 7
CPU Chipset Intel® 430TX
Bus Architecture PCI/ISA; PICMG® 2.0 compatible
DRAM Capacity Two 168 pin DIMM sockets; Up to 256MB SDRAM
Disk Controllers Ultra DMA/33 EIDE primary and secondary
BIOS AWARD FLASH BIOS
Cache Memory SDRAM-based cacheless design
On Board Video Intel® 69000 PCI video
Communication Ports Two RS232; One IEEE 1284-compliant parallel; Two USB
Keyboard Ports PS/2
Watchdog Timer User configurable
Power Requirements +5VDC @ 5A (typ)
+12VDC @ 100 mA
-12VDC @ 100 mA
Mouse Serial or PS/2
Ethernet Intel® 82558 10/100BASE-T
SCSI Adaptec 7880 Ultra Wide

GXi
Processor Cyrix® GXi™; 180MHz
CPU Chipset Cyrix® MediaGX™
Bus Architecture PCI/ISA PICMG® 2.0 compatible
DRAM Capacity Four 72 pin SIMM sockets; Up to 128MB EDO DRAM
Disk Controllers EIDE primary and secondary; EIDE Compact Flash sockets; one each primary and secondary
BIOS AWARD FLASH BIOS
L2 Cache Memory Cacheless design
On Board Video Integrated Video in 5520 Cyrix chip
Communication Ports Two RS232; One IEEE 1284-compliant parallel
Keyboard Ports PS/2
Watchdog Timer User configurable
Power Requirements +5VDC @ 3A (typ)
+12VDC @ 100 mA
-12VDC @ 100 mA
Mouse Serial or PS/2
Ethernet Intel 82558 10/100BASE-T
SCSI No
USB No

Single and Dual Pentium® II/IIIBX
Processor One or two Intel Pentium® II at 266-450 MHz or One or two Intel Pentium® III at 450-650MHz using Slot 1 and Single Edge Contact Cartridge (SECC/SECC2)
CPU Chipset Intel 440BX AGPset
Bus Architecture PCI/ISA PICMG® 2.1 compatible
DRAM Capacity Two 168 pin DIMM sockets; Up to 512MB; Supports EDO & SDRAM; ECC with ECC DIMMs
Disk Controllers Ultra DMA/33 EIDE primary and secondary
BIOS AMI FLASH BIOS
L2 Cache Memory 512K L2 cache on processor
On Board Video AGP Cirrus Logic GD5465
Communication Ports Two FIFO 16C550; One IEEE 1284-compliant parallel
Keyboard Ports PS/2
Watchdog Timer User configurable
Power Requirements +5VDC @ 6.2A (typ @333MHz)
+12VDC @ 100 mA
-12VDC @ 100 mA
Mouse Serial or PS/2
Ethernet Intel 21143 10/100BASE-TX
SCSI Adaptec 7880 Ultra Wide
USB Two ports available

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