T?ng quan v? n?n t?ng Centrino 2

N?n t?ng Centrino 2 c?a Intel bao g?m 3 th�nh t? quan tr?ng: VXL Intel Montevina, Chipset h? th?ng GM45 v� chipset kh�ng d�y Wi-Fi 802.11n. Centrino 2 gi�p m�y t�nh x�ch tay t?ng s?c m?nh t�nh to�n, t?ng t?c ?? h?a v� m?ng kh�ng d�y.... nh?ng v?n ??m b?o m?c ti�u th? ?i?n n?ng b?ng ho?c th?p h?n c�c n?n t?ng hi?n t?i.



VXL Montevina

Centrino 2 th? h? ??u ti�n d?a v�o d�ng vi x? l� Peryn Core 2 Duo (t�n m� l� Montevina) s?n xu?t v?i c�ng ngh? 45nm v?i t?c ?? bus h? th?ng l�n ??n 1066 Mhz (so v?i 800 Mhz c?a Santa Rosa). Montevina cho ph�p t?ng t?c ?? xung CPU ho?c gi?m ?i?n n?ng ti�u th? v?i c�ng 1 t?c ?? xung so v?i d�ng Santa Rose tr??c ?�y.

B?ng so s�nh c�c d�ng VXL Core 2 Duo













  Core 2 Duo (45nm Penryn) Core 2 Duo (45nm Penryn) Core 2 Duo (65nm Merom) Core 2 Duo (65nm Merom)
Platform Montevina Santa Rosa Refresh Santa Rosa Napa
TDP 25W 35W 35W 34W
Vcc (High Frequency Mode) 0.9V - 1.25V 1.0V - 1.25V 1.0375V - 1.3V 1.0375V - 1.3V
Vcc (Low Frequency Mode) 0.85V - 1.025V 0.85V - 1.025V 0.85V - 1.05V 0.75V - 0.95V
Vcc (Super LFM) 0.75V - 0.95V 0.75V - 0.95V 0.75V - 0.95V N/A
Icc @ 2.4GHz HFM 38A 44A 41A 41A




CPU Montevina c� t?c ?? t? 1.2 Ghz ??n 2.8 Ghz d�nh cho c�c ph�n kh�c MTXT kh�c nhau, bus h? th?ng 1066 Mhz (ho?c 800Mhz), b? nh? ??m L2 6 MB (ho?c 3 MB)  v?i ?i?n n?ng ti�u th? l� 5.5W, 10W, 17W, 25W v� 35W.

Danh s�ch c�c d�ng VXL Montevina s? ph�t h�nh:











Montevina (Centrino 2) Clock Speed FSB L2 Cache TDP Pricing (1000 units)
Core 2 Extreme X9100 3.06GHz 1066MHz 6MB 44W $851
Core 2 Duo T9600 2.80GHz 1066MHz 6MB 35W $530
Core 2 Duo T9400 2.53GHz 1066MHz 6MB 35W $316
Core 2 Duo P9500 2.53GHz 1066MHz 6MB 25W $348
Core 2 Duo P8600 2.40GHz 1066MHz 3MB 25W $241
Core 2 Duo P8400 2.26GHz 1066MHz 3MB 25W $209



















  Core Platform Clock Speed FSB L2 Cache TDP Package
Core 2 Duo SP9400 45nm Penryn Montevina 2.40GHz 1066MHz 6MB 25W 22mm x 22mm
Core 2 Duo SP9300 45nm Penryn Montevina 2.26GHz 1066MHz 6MB 25W 22mm x 22mm
Core 2 Duo SL9400 45nm Penryn Montevina 1.86GHz 1066MHz 6MB 17W 22mm x 22mm
Core 2 Duo SL9300 45nm Penryn Montevina 1.60GHz 1066MHz 6MB 17W 22mm x 22mm
Core 2 Duo L7700 65nm Merom Santa Rosa 1.80GHz 800MHz 4MB 17W 35mm x 35mm
Core 2 Duo L7500 65nm Merom Santa Rosa 1.60GHz 800MHz 4MB 17W 35mm x 35mm
Core 2 Duo L7300 65nm Merom Santa Rosa 1.40GHz 800MHz 4MB 17W 35mm x 35mm
Core 2 Duo SU9400 45nm Penryn Montevina 1.40GHz 800MHz 3MB 10W 22mm x 22mm
Core 2 Duo SU9300 45nm Penryn Montevina 1.20GHz 800MHz 3MB 10W 22mm x 22mm
Core 2 Duo U7700 65nm Merom Santa Rosa 1.33GHz 533MHz 2MB 10W 35mm x 35mm
Core 2 Duo U7600 65nm Merom Santa Rosa 1.20GHz 533MHz 2MB 10W 35mm x 35mm
Core 2 Duo U7500 65nm Merom Santa Rosa 1.06GHz 533MHz 2MB 10W 35mm x 35mm
Core 2 Duo U3300 45nm Penryn Montevina 1.20GHz 800MHz 3MB 5.5W 22mm x 22mm
Core 2 Duo U2200 65nm Merom Napa Refresh 1.20GHz 533MHz 1MB 5.5W 35mm x 35mm
Core 2 Duo U2100 65nm Merom Napa Refresh 1.06GHz 533MHz 1MB 5.5W 35mm x 35mm


Chipset G45M







Tr�i tim c?a Centrino 2 ch�nh l� chipset G45M, ?�y l� phi�n b?n th? h? sau c?a d�ng chipset t�ch h?p ?? h?a GM965 (hay GMAX3100) hi?n t?i c?a Intel v?i t?c ?? xung cao h?n, m?nh m? h?n v?i 10 b? x? l� t�nh to�n ?? b�ng v� h? tr? ch? ?? gi?i m� video ch?t l??ng cao t? ph?n c?ng (cho ph�p gi?m t?i CPU ?�ng k? khi xem phim HD tr�n ??a Blueray).









  Intel GMA X4500HD (GM45) Intel GMA X3100 (GM965)
Shader Processors 10 8
Core Clock 533MHz 500MHz
H.264 Decode Acceleration Yes No
TDP 12W 13.5






Chi?m d?ng VXL khi kh�ng (tr�n) v� c� (d??i) b? gi?i m� ph?n c?ng



GM45 c� kh? n?ng h? tr? c? chu?n b? nh? DDR2 (667 v� 800 Mhz) v� DDR3 (800 v� 1066 Mhz) m?i cho ph�p t?ng b?ng th�ng b? nh? v� ti?t ki?m ?i?n n?ng h?n.



M?t t�nh n?ng n?i b?t kh�c c?a GM45 l� kh? n?ng h? tr? ch? ?? 2 card ?? ho?. GM45 h? tr? s? d?ng card ?? ?a g?n ngo�i ?? t?ng s?c m?nh v� cho ph�p b?t/t?t card ?? h?a ngo�i trong nh?ng ?i?u ki?n kh�c nhau: ch?i game hay g� v?n b?n... ?? t?i ?u s?c m?nh hay ti?t ki?m n?ng l??ng.







M?ng kh�ng d�y WiFi t?c ?? cao 







C�ng ngh? m?ng kh�ng d�y t?c ?? cao WLAN 802.11n MIMO s? d?ng chipset Intel WiFi Link 5100 v� WiFi Link 5300 l� h�nh ph?n kh�ng th? thi?u c?a Cantrino 2, cho ph�p t?ng t?c ?? download d? li?u l�n ??n 450 Mbps v?i Intel WiFi Link 5300 (hay 300 Mbps v?i Intel WiFi Link 5300).

(TTCN- Anatech)

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