Power Consumption

The HP t5725 uses about 21 watts with no drive, only flash storage.

Processor

The HP t5725 has a much stronger processor than its siblings. 

# cat /proc/cpuinfo 
processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 6
model           : 8
model name      : AMD Athlon(tm) Processor
stepping        : 1
cpu MHz         : 1000.092
cache size      : 256 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36
mmx fxsr sse syscall mp mmxext 3dnowext 3dnow ts fid vid
bogomips        : 2001.29
cat /proc/acpi/processor/CPU0/info 
processor id:            0
acpi id:                 0
bus mastering control:   yes
power management:        no
throttling control:      no
limit interface:         no

But it still does have the ability to scale its frequency. Unfortunately it doesn't do much for its power consumption - with a reduction of frequency from 1000 to 666, there is only a reduction of about 1 or 2 watts.

No C-States

Unfortunately this machine only has one power (C) state.

Machine Details

Sensors

There are some decent sensors found with lm-sensors:

#----cut here----
# I2C adapter drivers
i2c-sis96x
# Chip drivers
smsc47m192
eeprom
smsc47m1
#----cut here----

Their output:

sensors
smsc47m1-isa-0800
Adapter: ISA adapter
fan1:        0 RPM  (min = 2560 RPM, div = 2)          ALARM
fan2:        0 RPM  (min = 2560 RPM, div = 2)          ALARM

smsc47m192-i2c-0-2d
Adapter: SiS96x SMBus adapter at 0x10c0
+2.5V:     +2.55 V  (min =  +0.00 V, max =  +3.32 V)   
VCore:     +1.02 V  (min =  +0.00 V, max =  +2.99 V)   
+3.3V:     +3.37 V  (min =  +0.00 V, max =  +4.38 V)   
+5V:       +5.13 V  (min =  +0.00 V, max =  +6.64 V)   
+12V:     +11.12 V  (min =  +0.00 V, max = +15.94 V)   
VCC:       +3.37 V  (min =  +0.00 V, max =  +4.38 V)   
+1.5V:     +1.03 V  (min =  +0.00 V, max =  +1.99 V)   
+1.8V:     +1.81 V  (min =  +1.73 V, max =  +1.79 V)   ALARM
Chip Temp: +49.0°C  (low  =  -128°C, high =  +127°C)  
CPU Temp:  +47.0°C  (low  =  -128°C, high =  +127°C)  
Sys Temp:  +52.0°C  (low  =   -19°C, high =   -37°C)  
vid:      +1.850 V  (VRM Version 9.0)

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