512mb

1

Memory : 512MB for the first set of tests and1GB for the second set

内存：第一组测试为512MB，第二组测试为1GB
2

On a32-bit JVM , the default heap settings ( 512MB min , 1024MB max ) are suitable for most applications .

对于32位的JVM，默认的堆设置（512MB最先，1024MB最大）适合大部分应用程序使用。
3

Apart from the screen , it packs about as much technology as your smartphone , including 512MB of RAM , a built-in camera , power bank , GPS tracker , alarm system , RFID protection and even Wi-FI hotspot capabilities .

除了没有屏幕之外，这款钱包浓缩的技术和你的智能手机一样多，包括512兆的内存、一个内置摄像头、移动电源、全球定位追踪器、报警系统、射频识别保护，甚至无线热点功能。
4

With using the high performance disk-group and I / O controller carrier , and the zero delay format converting PMC card , the playback data rate of single channel can reach 512Mb / s and meet the require of the system design .

采用高性能的磁盘阵列和I/O控制载板，同时结合定制化设计的零延时换序PMC卡，使得单通道数据回放速率可以达到512Mb/s，满足了系统的设计指标。