Hi Johan, dmesg (seems i lied little bit, got 4gb ram)
OpenBSD 5.5-current (GENERIC.MP) #250: Tue Jul 8 12:13:47 MDT 2014 t...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP real mem = 4062691328 (3874MB) avail mem = 3945762816 (3762MB) mpath0 at root scsibus0 at mpath0: 256 targets mainbus0 at root bios0 at mainbus0: SMBIOS rev. 2.6 @ 0xe0010 (78 entries) bios0: vendor LENOVO version "6QET70WW (1.40 )" date 10/11/2012 bios0: LENOVO 3323REG acpi0 at bios0: rev 2 acpi0: sleep states S0 S3 S4 S5 acpi0: tables DSDT FACP SSDT ECDT APIC MCFG HPET ASF! SLIC BOOT SSDT TCPA DMAR SSDT SSDT SSDT acpi0: wakeup devices LID_(S3) SLPB(S3) IGBE(S4) EXP1(S4) EXP2(S4) EXP3(S4) EXP4(S4) EXP5(S4) EHC1(S3) EHC2(S3) HDEF(S4) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpiec0 at acpi0 acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.50 MHz cpu0: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,LONG,LAHF,PERF,ITSC cpu0: 256KB 64b/line 8-way L2 cache cpu0: smt 0, core 0, package 0 mtrr: Pentium Pro MTRR support, 8 var ranges, 88 fixed ranges cpu0: apic clock running at 133MHz cpu0: mwait min=64, max=64, C-substates=0.2.1.1.0, IBE cpu1 at mainbus0: apid 1 (application processor) cpu1: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.01 MHz cpu1: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,LONG,LAHF,PERF,ITSC cpu1: 256KB 64b/line 8-way L2 cache cpu1: smt 1, core 0, package 0 cpu2 at mainbus0: apid 4 (application processor) cpu2: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.01 MHz cpu2: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,LONG,LAHF,PERF,ITSC cpu2: 256KB 64b/line 8-way L2 cache cpu2: smt 0, core 2, package 0 cpu3 at mainbus0: apid 5 (application processor) cpu3: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.01 MHz cpu3: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,LONG,LAHF,PERF,ITSC cpu3: 256KB 64b/line 8-way L2 cache cpu3: smt 1, core 2, package 0 ioapic0 at mainbus0: apid 1 pa 0xfec00000, version 20, 24 pins ioapic0: misconfigured as apic 2, remapped to apid 1 acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255 acpihpet0 at acpi0: 14318179 Hz acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus -1 (PEG_) acpiprt2 at acpi0: bus 13 (EXP1) acpiprt3 at acpi0: bus -1 (EXP2) acpiprt4 at acpi0: bus -1 (EXP3) acpiprt5 at acpi0: bus 5 (EXP4) acpiprt6 at acpi0: bus 2 (EXP5) acpicpu0 at acpi0: C3, C1, PSS acpicpu1 at acpi0: C3, C1, PSS acpicpu2 at acpi0: C3, C1, PSS acpicpu3 at acpi0: C3, C1, PSS acpipwrres0 at acpi0: PUBS, resource for EHC1, EHC2 acpitz0 at acpi0: critical temperature is 100 degC acpibtn0 at acpi0: LID_ acpibtn1 at acpi0: SLPB acpibat0 at acpi0: BAT0 model "42T4696" serial 8337 type LION oem "Panasonic" acpibat1 at acpi0: BAT1 not present acpiac0 at acpi0: AC unit online acpithinkpad0 at acpi0 acpidock0 at acpi0: GDCK docked (15) cpu0: Enhanced SpeedStep 2660 MHz: speeds: 2400, 2399, 2266, 2133, 1999, 1866, 1733, 1599, 1466, 1333, 1199 MHz pci0 at mainbus0 bus 0 pchb0 at pci0 dev 0 function 0 "Intel Core Host" rev 0x02 vga1 at pci0 dev 2 function 0 "Intel HD Graphics" rev 0x02 intagp0 at vga1 agp0 at intagp0: aperture at 0xd0000000, size 0x10000000 inteldrm0 at vga1 drm0 at inteldrm0 inteldrm0: 1280x800 wsdisplay0 at vga1 mux 1: console (std, vt100 emulation) wsdisplay0: screen 1-5 added (std, vt100 emulation) "Intel 3400 MEI" rev 0x06 at pci0 dev 22 function 0 not configured puc0 at pci0 dev 22 function 3 "Intel 3400 KT" rev 0x06: ports: 1 com com4 at puc0 port 0 apic 1 int 17: ns16550a, 16 byte fifo com4: probed fifo depth: 0 bytes em0 at pci0 dev 25 function 0 "Intel 82577LM" rev 0x06: msi, address f0:de:f1:11:80:ca ehci0 at pci0 dev 26 function 0 "Intel 3400 USB" rev 0x06: apic 1 int 23 usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 azalia0 at pci0 dev 27 function 0 "Intel 3400 HD Audio" rev 0x06: msi azalia0: codecs: Conexant/0x5069, Intel/0x2804, using Conexant/0x5069 audio0 at azalia0 ppb0 at pci0 dev 28 function 0 "Intel 3400 PCIE" rev 0x06: msi pci1 at ppb0 bus 13 ppb1 at pci0 dev 28 function 3 "Intel 3400 PCIE" rev 0x06: msi pci2 at ppb1 bus 5 ppb2 at pci0 dev 28 function 4 "Intel 3400 PCIE" rev 0x06: msi pci3 at ppb2 bus 2 iwn0 at pci3 dev 0 function 0 "Intel Centrino Ultimate-N 6300" rev 0x35: msi, MIMO 3T3R, MoW, address 00:24:d7:4b:c4:48 ehci1 at pci0 dev 29 function 0 "Intel 3400 USB" rev 0x06: apic 1 int 19 usb1 at ehci1: USB revision 2.0 uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb3 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0xa6 pci4 at ppb3 bus 14 pcib0 at pci0 dev 31 function 0 "Intel QM57 LPC" rev 0x06 ahci0 at pci0 dev 31 function 2 "Intel 3400 AHCI" rev 0x06: msi, AHCI 1.3 scsibus1 at ahci0: 32 targets sd0 at scsibus1 targ 0 lun 0: <ATA, SAMSUNG MMCRE28G, VBM1> SCSI3 0/direct fixed t10.ATA_SAMSUNG_MMCRE28G8MXP-0VBL1_S0ENNEAZ520944_ sd0: 122104MB, 512 bytes/sector, 250069680 sectors cd0 at scsibus1 targ 1 lun 0: <Optiarc, DVD RW AD-7930H, 1.D0> ATAPI 5/cdrom removable ichiic0 at pci0 dev 31 function 3 "Intel 3400 SMBus" rev 0x06: apic 1 int 23 iic0 at ichiic0 spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM PC3-8500 SO-DIMM spdmem1 at iic0 addr 0x51: 2GB DDR3 SDRAM PC3-8500 SO-DIMM itherm0 at pci0 dev 31 function 6 "Intel 3400 Thermal" rev 0x06 isa0 at pcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 pckbd0 at pckbc0 (kbd slot) pckbc0: using irq 1 for kbd slot wskbd0 at pckbd0: console keyboard, using wsdisplay0 pms0 at pckbc0 (aux slot) pckbc0: using irq 12 for aux slot wsmouse0 at pms0 mux 0 wsmouse1 at pms0 mux 0 pms0: Synaptics touchpad, firmware 7.4 pcppi0 at isa0 port 0x61 spkr0 at pcppi0 aps0 at isa0 port 0x1600/31 pci5 at mainbus0 bus 255 pchb1 at pci5 dev 0 function 0 "Intel QuickPath" rev 0x02 pchb2 at pci5 dev 0 function 1 "Intel QuickPath" rev 0x02 pchb3 at pci5 dev 2 function 0 "Intel QPI Link" rev 0x02 pchb4 at pci5 dev 2 function 1 "Intel QPI Physical" rev 0x02 pchb5 at pci5 dev 2 function 2 "Intel Reserved" rev 0x02 pchb6 at pci5 dev 2 function 3 "Intel Reserved" rev 0x02 uhub2 at uhub0 port 1 "Intel Rate Matching Hub" rev 2.00/0.00 addr 2 uhub3 at uhub2 port 5 "Lenovo product 0x1005" rev 2.00/0.01 addr 3 uhidev0 at uhub3 port 3 configuration 1 interface 0 "Cherry Mikroschalter product 0x0023" rev 2.00/0.32 addr 4 uhidev0: iclass 3/1 ukbd0 at uhidev0: 8 variable keys, 6 key codes wskbd1 at ukbd0 mux 1 wskbd1: connecting to wsdisplay0 uhidev1 at uhub3 port 3 configuration 1 interface 1 "Cherry Mikroschalter product 0x0023" rev 2.00/0.32 addr 4 uhidev1: iclass 3/0, 2 report ids uhid0 at uhidev1 reportid 1: input=2, output=0, feature=0 uhid1 at uhidev1 reportid 2: input=1, output=0, feature=0 uhidev2 at uhub3 port 4 configuration 1 interface 0 "Logitech USB Gaming Mouse" rev 2.00/52.00 addr 5 uhidev2: iclass 3/1 ums0 at uhidev2: 16 buttons, Z dir wsmouse2 at ums0 mux 0 uhidev3 at uhub3 port 4 configuration 1 interface 1 "Logitech USB Gaming Mouse" rev 2.00/52.00 addr 5 uhidev3: iclass 3/0, 17 report ids uhid2 at uhidev3 reportid 16: input=6, output=6, feature=0 uhid3 at uhidev3 reportid 17: input=19, output=19, feature=0 uvideo0 at uhub2 port 6 configuration 1 interface 0 "Chicony Electronics Co., Ltd. Integrated Camera" rev 2.00/23.45 addr 6 video0 at uvideo0 uhub4 at uhub1 port 1 "Intel Rate Matching Hub" rev 2.00/0.00 addr 2 ugen0 at uhub4 port 4 "Qualcomm Incorporated Qualcomm Gobi 2000" rev 2.00/0.02 addr 3 vscsi0 at root scsibus2 at vscsi0: 256 targets softraid0 at root scsibus3 at softraid0: 256 targets root on sd0a (29957f9cbd303e66.a) swap on sd0b dump on sd0b $ uptime 10:09PM up 8 mins, 3 users, load averages: 0.33, 0.23, 0.12 hw.machine=amd64 hw.model=Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz hw.ncpu=4 hw.byteorder=1234 hw.pagesize=4096 hw.disknames=sd0:29957f9cbd303e66,cd0: hw.diskcount=2 hw.sensors.cpu0.temp0=44.00 degC hw.sensors.cpu1.temp0=44.00 degC hw.sensors.cpu2.temp0=44.00 degC hw.sensors.cpu3.temp0=44.00 degC hw.sensors.acpitz0.temp0=49.00 degC (zone temperature) hw.sensors.acpibtn0.indicator0=Off (lid open) hw.sensors.acpibat0.volt0=10.80 VDC (voltage) hw.sensors.acpibat0.volt1=12.20 VDC (current voltage) hw.sensors.acpibat0.current0=0.00 A (rate) hw.sensors.acpibat0.amphour0=8.29 Ah (last full capacity) hw.sensors.acpibat0.amphour1=0.41 Ah (warning capacity) hw.sensors.acpibat0.amphour2=0.02 Ah (low capacity) hw.sensors.acpibat0.amphour3=8.29 Ah (remaining capacity), OK hw.sensors.acpibat0.amphour4=8.42 Ah (design capacity) hw.sensors.acpibat0.raw0=0 (battery full), OK hw.sensors.acpiac0.indicator0=On (power supply) hw.sensors.acpithinkpad0.temp0=49.00 degC hw.sensors.acpithinkpad0.temp1=49.00 degC hw.sensors.acpithinkpad0.temp2=49.00 degC hw.sensors.acpithinkpad0.temp3=49.00 degC hw.sensors.acpithinkpad0.temp4=49.00 degC hw.sensors.acpithinkpad0.temp5=49.00 degC hw.sensors.acpithinkpad0.temp6=49.00 degC hw.sensors.acpithinkpad0.temp7=49.00 degC hw.sensors.acpithinkpad0.fan0=3578 RPM hw.sensors.acpidock0.indicator0=On (docked) hw.sensors.itherm0.temp1=49.00 degC (Core 1) hw.sensors.itherm0.temp4=49.00 degC (CPU/GPU Max temp) hw.sensors.itherm0.temp9=48.00 degC (GPU/Memory controller abs.) hw.sensors.itherm0.temp10=59.00 degC (PCH abs.) hw.sensors.itherm0.power0=6.00 W (CPU power consumption) hw.sensors.aps0.temp0=33.00 degC hw.sensors.aps0.temp1=33.00 degC hw.sensors.aps0.indicator0=Off (Keyboard Active) hw.sensors.aps0.indicator1=Off (Mouse Active) hw.sensors.aps0.indicator2=Off (Lid Open) hw.sensors.aps0.raw0=486 (X_ACCEL) hw.sensors.aps0.raw1=483 (Y_ACCEL) hw.sensors.aps0.raw2=486 (X_VAR) hw.sensors.aps0.raw3=483 (Y_VAR) hw.cpuspeed=1199 hw.setperf=0 hw.vendor=LENOVO hw.product=3323REG hw.version=ThinkPad X201 hw.serialno=R96P7PL hw.physmem=4062691328 hw.usermem=4013318144 hw.ncpufound=4 hw.allowpowerdown=1 $ apm Battery state: high, 100% remaining, unknown life estimate A/C adapter state: connected Performance adjustment mode: cool running (1199 MHz) battery life is about 5 to 6 hours with my workload. X - xterm - tmux- vi - wifi - medium brightness- chrome browser - irssi - cmus i have 5 notebooks in use, but the x201 i love most. manufactoring seems good and i never had any better notebook for running openbsd. never had heat or power problems. i bought this as a used device.