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A1SAi & A1SRi Series Motherboard User's Manual
LED
Description
LED2
BMC Heartbeat LED
LED3
Power LED
LED7
UID Switch LED
LED8
Overheat/PWR Fail/Fan Fail LED
Note: The A1SRi Series motherboard supports Intel QuickAssist technol-
ogy to enhance network routing and internet security for communications
systems. The A1SAi Series motherboard supports Turbo Boost Technology,
offering turbo boost capabilities to maximize system performance for server
platforms. Refer to the Model Variation table below for details.
A1SAi/A1SRi Series Motherboard Model Variation Table
Mothrboard Model Name
SoC Code Name
Processor Number
# of Cores
# of Threads
Clock Speed
Max Turbo Frequency
Intel® QuickAssist Technology
Instruction Set
Embedded Options Available
SoC Max TDP
# of Memory Channels
Intel® Turbo Boost Technology
Intel® Virtualization Technology (VT-x)
AES New Instructions
Intel® Hyper-Threading Technology
Intel® QuickAssist Technology
LED Indicators
Color/State
Green: Blinking
Green: On
Blue: On
Red: Solid on/Blinking
A1SAi-2750F A1SAi-2550F A1SRi-2758F A1SRi-2558F A1SRi-2358F
Avoton
Avoton
C2750
C2550
8
4
8
4
2.4 GHz
2.4 GHz
2.6 GHz
2.6 GHz
No
No
64-bit
64-bit
No
No
20 W
14 W
2
2
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
1-6
Status
BMC: Normal
System PWR On
Unit Identified
Solid On: Overheat,
Blinking: PWR Fail or Fan Fail
Rangeley
Rangeley
C2758
C2558
8
4
8
4
2.4 GHz
2.4 GHz
N/A
N/A
Yes
Yes
64-bit
64-bit
Yes
Yes
20 W
15 W
2
2
No
No
Yes
Yes
Yes
Yes
No
No
Yes
Yes
Rangeley
C2358
2
2
1.7 GHz
2.0 GHz
Yes
64-bit
Yes
7W
1
Yes
Yes
Yes
No
Yes
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