vpsunlimited成立于2010年，以提供基于XEN的VPS服务为主，到目前为止已经横跨4个年头了，本次促销仅限首月，次月续费8.99美元/月。有兴趣可以看看本人之前写的测评 ：vpsunlimited 512M内存（xen）VPS简单测评
XEN 512 25/500 SPECIAL
512 MB Dedicated Ram
512 MB Swap
25 GB RAID-10 Disk Space (normally 10 GB)
500 GB Premium Bandwidth (normally 100 GB)
2 CPU Cores (Dual Intel Xeon E5620)
1 IP Address
Instant Setup
$2.99 FIRST MONTH / ONLY $8.99 RECURRING! with coupon BalkiB
LOS ANGELES - ORDER XEN 512 SPECIAL HERE
DALLAS - ORDER XEN 512 SPECIAL HERE

测速：
洛杉矶
216.144.225.250 http://www.quadranet.com/speedtests/100mb.bin

达拉斯
96.44.142.2
http://www.dal01.quadranet.com/speedtests/100mb.bin

服务器最低配置:

Dual Xeon E5620
32GBs Ram
RAID-10 Array, RE4 Hard Drives
Adaptec 5805
Redundant Power Supplies

[root@vps ~]# wget freevps.us/downloads/bench.sh -O - -o /dev/null|bash
CPU model : Intel(R) Xeon(R) CPU E5620 @ 2.40GHz
Number of cores : 4
CPU frequency : 2400.084 MHz
Total amount of ram : 992 MB
Total amount of swap : 1023 MB
System uptime : 25 min,
Download speed from CacheFly: 3.25MB/s
Download speed from Linode, Atlanta GA: 5.90MB/s
Download speed from Linode, Dallas, TX: 11.2MB/s
Download speed from Linode, Tokyo, JP: 2.79MB/s
Download speed from Linode, London, UK: 3.86MB/s
Download speed from Leaseweb, Haarlem, NL: 505KB/s
Download speed from Softlayer, Singapore: 321KB/s
Download speed from Softlayer, Seattle, WA: 1.49MB/s
Download speed from Softlayer, San Jose, CA: 1.44MB/s
Download speed from Softlayer, Washington, DC: 1.92MB/s
I/O speed : 418 MB/s