> Ir dar dėl žiūrėjimo - o HD contentą valgo ?

taip, ten IvyBridge grafika, tik 4EU, kai kokiam G1620 6EU.. ir MHz kiek skiriasi:
https://en.wikipedia.org/wiki/Silvermont#Tablet_processors_.28Bay_Trail-T.29

  a.. Gen 7 Intel HD Graphics with DirectX 11, OpenGL 4.0, and OpenCL 1.1 support.
OpenGL 4.0 is supported with 10.18.10.4226 WHQL drivers[8][9] and later drivers.
On Android, Silvermont graphics is OpenGL ES 3.1 certified.[10]

siaip kiek kuklesnis CPU fabletej gan smagiai sukasi:
https://en.wikipedia.org/wiki/Silvermont#Smartphone_processors_.28Merrifield_and_Moorefield.29
https://en.wikipedia.org/wiki/List_of_Intel_Atom_microprocessors#.22Moorefield.22_.2822_nm.29
Atom Z3530 su GPU (PowerVR G6430)
https://en.wikipedia.org/wiki/PowerVR#Series_6_.28Rogue.29_2
DirectX 10.0, OpenGL 3.2, and OpenCL 1.2 support .. OpenGL ES 3.1


pabaigai Z37** procus turetu pakeisti sie:
https://en.wikipedia.org/wiki/List_of_Intel_Atom_microprocessors#.22Cherry_Trail-T.22_.2814_nm.29
https://en.wikipedia.org/wiki/Silvermont#Smartphone_and_Tablet_processors_.28Cherry_Trail.29
  a.. GPU is based on 8th generation (Broadwell) Intel HD Graphics, with 12 (x5 models) or 16 (x7 models) execution units, and 
supports DirectX 11.2, OpenGL 4.3, OpenGL ES 3.1 and OpenCL 1.2 (on Windows).

bet jie kiek rinkoje negausus dar (surfe3 yra):
http://www.markit.eu/lt/lt/produktai/v1?Target=search&Search=Atom%20x7

Salyginai gal ir ok.. jei tokio tipo daiktai patiktu..
http://www.markit.eu/lt/lt/microsoft-surface-3-tablet-no-keyboard-atom-x7/v2p10008985

Bet brangesniuose net nzn ar Atom ar koks CoreM ne geriau..
http://ark.intel.com/products/88198 << tie cia uz CPU 281$,
http://ark.intel.com/products/85475 << kai Atom x7 tik 35$
Bet surfo atveju kazkaip kaina neatrodo papigiai, kai CPU kapeika kainuoja..