Computerworld
(. Computerworld/, # 41, 1996, .16) "SDRAM EDO". , .
, . -, , . . (Page Mode RAM), ( ). Fast Page Mode DRAM (FPM DRAM - ). , FPM DRAM . , , . , "" .
FPM DRAM . FTP DRAM: 70 60 . Pentium c 100 200 ( 66 ) 60 . FPM DRAM "5-3-3-3" ( 5 , 3).
C , , . , FPM DRAM 60 28,5 , 66 .
" " -, ( ), ( ). - . 256 , . DOS Windows 3.1 3.11, 64 , - 256 .
32- Windows NT, OS/2 Unix "" - . , . -, "" .
Pentium P54C - 512 . c Windows 95 , - , 16 ( ). VIA, Pentium, 2048 .
, - ( ) , . .
, DRAM. . EDO DRAM, 1995 .
EDO (Extended Data Output) DRAM , DRAM. Pentium c 90 . , EDO, 1995 Gateway 2000, Micron .
EDO DRAM FPM DRAM. EDO FPM, CAS (Column Address Strobe - ) . CAS - , . , EDO RAM FPM, , - Extended Data Out ( ).
EDO . " ", . (.. , ). , , "" - (data output drivers)- . , , . .
, EDO, 10-15% ( , 20%) FTP RAM.
EDO "" FPM, EDO RAM . , FPM, EDO.
EDO, .
, EDO, Triton (82430FX) Intel. PCI 100 / ( , Neptun). , Triton - 512 , . , 64- . FPM "X-3-3-3", EDO ( Triton) "X-2-2-2". (.. , , ).
EDO , 75 90 Pentium, - . , (low-end). , - EDO. , , EDO , , 5%.
EDO FPM c EDO DRAM. , .
EDO RAM , , 66 . EDO RAM "5-2-2-2" , , , . , EDO RAM ( 16 ).
EDO RAM FPM, . DRAM EDO-. 1997-1998 .
SDRAM
66 , ; "" 200 . : , -. DRAM , DRAM "". , 50 - SDRAM.
Synchronous DRAM (SDRAM) - . DRAM. SDRAM , , . , - . , SDRAM . , , , .
, . , SDRAM , . , Triton VX , VIA - 580VP 590VP Pentium 6x86, 680VP Pentium Pro.
SDRAM "5-1-1-1", BEDO RAM. SDRAM 100 . , , .
, , 66 , SDRAM , ("5-1-1-1"). SDRAM EDO- , ( , ).
EDO DRAM. Burst EDO DRAM, . . Burst EDO DRAM , . , 66 , SDRAM.
- BEDO DRAM SDRAM - 66 . , SDRAM , . , , JEDEC.
, SDRAM, SDRAM Lite 66 75 . SDRAM, SDRAM Lite , BEDO DRAM. , SDRAM . "" BEDO DRAM, , 1996 , .
SDRAM, 67, 83, 100 125 . , SDRAM . SDRAM c 167, 200 250 .
SDRAM , - (, , ).
SDRAM . , 16 SDRAM 4 EDO, 20%.
, SDRAM : . SDRAM, , , , .
, SDRAM .
, , Rambus DRAM (RDRAM). , Rambus. , IBM, NEC, Toshiba, Samsung Electronics, Hitachi, Rambus RDRAM. , , , 1996 200 . .
Rambus , , , ATM.
, RDRAM. , , Indigo2 IMPACT Silicon Graphics, 64- Nintendo 64, Graphics Blaster MA302 Creative Labs, Laguna Cirrus Logic - Mpact Chromatic Research. , Microsoft RDRAM , Talisman.
Rambus, RDRAM - . , , Nintendo 64 Graphics Blaster. , Nintendo, 64- , Nintendo 64 . Nintendo 64 , Rambus.
Rambus , - , RDRAM .
, Rambus , . , 2 , 64- , Rambus, .
16 RDRAM, Concurrent RDRAM. 1996 LG Semicon, NEC, Oki Electric Industry, Samsung Electronics Toshiba. , Rambus DRAM.
, Rambus DRAM ( ) , ( ). Rambus "" EDO DRAM.
Rambus , 600 / Rambus Channel - , .
, DRAM . . , , (pin). RDRAM .
, Concurrent 16 RDRAM 1997 . , RDRAM DRAM, . , Rambus DRAM . . RDRAM , - .
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
-:
, 1997 SDRAM 16 , Pentium Pro. EDO 1998 , - SDRAM. , EDO - , Pentium, SDRAM Pentium Pro.
, SDRAM , , palm-top (PDA), , , - , , , . SDRAM .
SDRAM UMA- - .
SDRAM 100 . .
(set-top box) SDRAM 1 4 FPM DRAM 256 135-200 / (, , MPEG-II). ( ), , 16- ( 64-).
ATM SDRAM , , (Static RAM), .
SDRAM . "". SDRAM . . , , SDRAM . SDRAM FPM EDO DRAM, , SDRAM, . , . " " , , . , SDRAM.
Computerworld