4 - 1 4Q99
Next- Generation DRAM Comparison
Dates are estimates only. All information is subject to change. Rev. 9/ 15/ 99
*Micron is investigating FBGA offerings.
Parameter
                 PC100
              -8 SDRAM       PC133
         (For comparison)   -75 SDRAM   DDR SDRAM  RDRAM
System Clock       100 MHz    133 MHz     100 MHz 400 MHz
Data Rate          100 MHz    133 MHz     200 MHz 800 MHz
Typical System Bus  64         64          64      16
Peak Bandwidth    0.8 GB/s  1. 1 GB/s   1. 6 GB/s 1. 6 GB/s
Package/Module *TSOP/ DIMM *TSOP/ DIMM *TSOP/ DIMM *BGA/ RIMM
Power (V CC )      3.3V        3.3V       2.5V    2.5V
I/ O Type LVTTL LVTTL SSTL_ 2 RSL
I CC Active (Estimated) 75mA   85mA       80mA     330mA
DRAM Or ganization x4 , x8 , x1 6 x4, x8 , x1 6 x4, x8 , x1 6 x16, x1 8
DRAM, Internal Data Lines
(for x16 parts)          16     16        32       144
Samples                  Now   Now       Now       Now
Production               Now   Now      4Q99      4Q99
Normalized
Estimated Cost          1.00   1.02     1.05      1.90