As created with X2 Bios Manager v2.3 (also you can auto update your bios list online) - anyone who asks how to do md5's or how to create 1mb bios's needs a slap - this app has been around for two years.
Code:
Rom = "X2 5031 vOLD",0x7007ccc64406042f16c5b2dc7e9c7b9d
Rom = "X2 5031 v16plus",0xa2a865546ea405f4d3b6448625d306f5
Rom = "X2 5030 vOLD BETA",0x743c91661b379287727398156766307f
Rom = "X2 5030 v16plus BETA",0x2116c9d7344a767f83f06e830472b4c9
Rom = "X2 5029 vOLD INTERNAL",0xe07ffa14f5dc7ae77aa3c69111b4df69
Rom = "X2 5029 v16plus INTERNAL",0x6be391987f3b4637d7d9083d1ad5fd54
Rom = "X2 5028 vOLD",0xc54e0d7ebc13a3f867f82d61a36d679a
Rom = "X2 5028 v16plus",0x2a6e5003839f7a8716296d6b1a78b78e