Receive Only Mode or Idle
without IEEE PSP mode
enabled
3 Watts maximum averaged over 1 second
Idle, with IEEE PSP mode
enabled
1.0 Watts maximum averaged over 1 second
Transmit Disabled (turned
off in software)
50 mW maximum, averaged over 1 second
Platform in S3 or S4
(power removed from Low
Profile PCI Express Card)
5 mW maximum, averaged over 1 second
Output power
Output power
Output power
Output power
(approximately)
802.11b modes
802.11b modes
802.11b modes
802.11b modes
802.11g modes
802.11g modes
802.11g modes
802.11g modes
EWC modes
EWC modes
EWC modes
EWC modes
+19 dBm +/- 1.0 dB
maximum
+17 dBm +/- 1.0 dB
maximum
+17 dBm +/- 1.0 dB
maximum (total power
in all transmit chains)
Receive sensitivity
Receive sensitivity
Receive sensitivity
Receive sensitivity
Mode
Mode
Mode
Mode
Data rate
Data rate
Data rate
Data rate
Sensitivity
Sensitivity
Sensitivity
Sensitivity
802.11b
1 Mbps
-94 dBm
802.11b
11 Mbps
-85 dBm
802.11g
6 Mbps
-91 dBm
802.11g
18 Mbps
-85 dBm
802.11g
48 Mbps
-75 dBm
802.11g
54 Mbps
-72 dBm
EWC (2.4 GHz)
6.5 Mbps
-87 dBm
EWC (2.4 GHz)
54 Mbps
-82 dBm
EWC (2.4 GHz)
81 Mbps
-78 dBm
EWC (2.4 GHz)
162 Mbps
-74 dBm
EWC (2.4 GHz)
270 Mbps
-68 dBm
EWC (2.4 GHz)
300 Mbps
-64 dBm
Data transfer rate
Data transfer rate
Data transfer rate
Data transfer rate
Data Rate (MCS)
Data Rate (MCS)
Data Rate (MCS)
Data Rate (MCS)
Minimum Throughput
Minimum Throughput
Minimum Throughput
Minimum Throughput
1 Mbps (802.11 b)
700 kbps
2 Mbps (802.11 b)
1.4 Mbps
5.5 Mbps (802.11 b)
3.5 Mbps
11 Mbps (802.11 b)
5.9 Mbps
12 Mbps (802.11 g)
6 Mbps
18 Mbps (802.11 g)
9 Mbps
24 Mbps (802.11 g)
12 Mbps
36 Mbps (802.11 g)
18 Mbps
48 Mbps (802.11 g)
21 Mbps
54 Mbps (802.11 g)
22.5 Mbps
6.5 Mbps (20 MHz EWC) 4.5 Mbps
13 Mbps (20 MHz EWC)
9 Mbps
19.5 Mbps (20 MHz
EWC)
13.5 Mbps
26 Mbps (20 MHz EWC)
18 Mbps
QuickSpecs
HP Compaq dc7900 Business PC
HP Compaq dc7900 Business PC
HP Compaq dc7900 Business PC
HP Compaq dc7900 Business PC
Technical Specifications - Communications
DA - 13029 North America — Version 11 — February 9, 2009
Page 31