* https://en.wikipedia.org/wiki/Intel_GMA

===== 2009 desktop hp dc7900 SFF =====

  * 2009~ : [[hp]] dc7900  [[Windows]] 7 : DdR 2,  [[Intel]] [[GMA]] 4500 [[DirectX]] 10 graphics, 
    * https://support.hp.com/us-en/product/hp-compaq-dc7900-small-form-factor-pc/3785403/document/c01570345#AbT1
      * https://h10032.www1.hp.com/ecomcat/hpcatalog/specs/provisioner/05/KP721AV.htm# PN=KP721AV 
      * https://support.hp.com/us-en/drivers/selfservice/hp-compaq-dc7900-small-form-factor-pc/3785403/model/3785166?sku=KP721AV#
      * http://h10032.www1.hp.com/ctg/Manual/c01549447.pdf # ManuaL
  * CpU: [[IntelCore]] 2 DuO : [[E8400]] @ 3GHz (2010) VmX TdP=65W
    * https://ark.intel.com/content/www/us/en/ark/products/33910/intel-core2-duo-processor-e8400-6m-cache-3-00-ghz-1333-mhz-fsb.html
    * https://cpu.userbenchmark.com/Compare/Intel-Core2-Duo-E8400-vs-AMD-Athlon-64-X2-Dual-Core-4600-/2720vsm8715# AsRock
    * https://cpu.userbenchmark.com/Compare/Intel-Core2-Duo-E8400-vs-Intel-Core2-6300/2720vsm2521# LenovO
    * https://cpu.userbenchmark.com/Compare/Intel-Core2-Duo-E7300-vs-Intel-Core2-Duo-E8400/m2080vs2720#
    * https://cpu.userbenchmark.com/Compare/Intel-Pentium-E5700-vs-Intel-Core2-Duo-E8400/m976vs2720
    * https://technical.city/en/cpu/Core-2-Duo-E8400-vs-Pentium-E5700
    * Intel® Pentium® Dual Core E2200 / E2220 / E5200 / E5300 (2.20 to 2.60 GHz, 1 to 2 MB L2 cache, 800 MHz FSB) 
    * [[Intel]]® [[Core]] 2 [[Duo]] Processor E7300 / E7400 / E8400 / E8500 / E8600 (2.66 to 3.33 GHz, 3 to 6 MB L2 cache, 1066 to 1333 MHz FSB) 
      * https://cpu.userbenchmark.com/Compare/Intel-Core2-Duo-E7300-vs-AMD-Athlon-64-X2-Dual-Core-4600-/m2080vsm8715
    * Intel® Core™2 Quad Q8200 / Q9400 (2.33 to 2.66 GHz, 4 to 6 MB L2 cache, 1333 MHz FSB)
  * IO: SATA x2 (no IDE), VGA, DP, P2, USB2
  * RAM: Ddr 2 (16GB/4) : Pc2-6400, Pc2-5300
  * Eth: 100 WoL

===== GPU =====

  * https://en.wikipedia.org/wiki/Intel_GMA#GMA_4500
  * https://superuser.com/questions/1376426/intel-gma-4500-driver-for-windows-10#
  * https://www.techpowerup.com/gpu-specs/gma-x4500.c3116#
  * IO: VgA + DP
  * dxdiag: Intel Q45/Q43 Express : DirectX11
  * [[FuturePinball]] does not use it and fallback to sw rendering ToDo

===== BIOS =====

  * Bios 1.22
    * https://ftp.hp.com/pub/softpaq/sp45001-45500/sp45244.exe 1.22
  * Bios 1.23 : "786G1 v01.23"
    * HP Compaq Business Desktop System BIOS (786G1 BIOS) 1.23 Rev. A	8.4 MB	Jan 22, 2010
      * http://ftp.ext.hp.com/pub/softpaq/sp47001-47500/sp47156.exe 1.23 20100122
      * https://support.hp.com/soar-attachment/525/col25408-vc-79813-2-vc-79813-2_sp47156.html
      * Need to unpack sp47156.exe, copy files to freedos, run flashbin.exe
  * F10 : setup
  * F09 : boot menu
    * CDR boot :netboot work and can boot linux (make sure to set right time)
    * boot USB: F10: TODO
        * disable data execution prevention and os management of embedded security device 
        * https://h30434.www3.hp.com/t5/Desktop-Boot-and-Lockup/HP-DC7800-refuses-to-boot-from-USB/td-p/6412913#
        * Ctrl+P: Intel ME state control
          * http://h10032.www1.hp.com/ctg/Manual/c00767138.pdf
      * FreeDos is [[boot]] ing from UsB "FD13-FullUSB.zip"
      * none usb key with linux, ventoy, grub4dos etc managed to boot
      * Some win7 image dumper to usb hdd managed to boot
      * preinstalled linux ubuntu 21.10 on sata boot ok


===== OS =====

==== Win7 ====

  * Boot CDR InstalL [[Win7]] :
    * EULAID:Win7SP1_RM.2_PRO_OEM_en-us (80GB HDD)

==== Other ===

  * [[Windows]] : [[Win7]] reference (or VistA ?) :   
    * GSP1RMCPRVOL_EN_DVD (10GB) just need drivers for only serial and something else, gpu works fine with [[DirectX]] 
  * https://h30434.www3.hp.com/t5/Desktop-Hardware-and-Upgrade-Questions/Driver-needed-Windows-10-HP-DC7900-conv-Minitower-PCI-and/td-p/6617839# Win10 ?