High Performance Industrial SD Cards

Other Hardware Storage
3

Here is a low cost high performance card.

An ATP 1GB Secure Digital SLC Industrial Grade card for $5.75 when I bought it.

http://www.newegg.com/Product/Product.aspx?Item=9SIA12K0CT6829

Here are the SdFat bench results for 100 and 512 byte records.

Buffer size 100 bytes
Write 258.95 KB/sec
Maximum latency: 69400 usec, Minimum Latency: 84 usec, Avg Latency: 380 usec
Read 329.38 KB/sec
Maximum latency: 2240 usec, Minimum Latency: 80 usec, Avg Latency: 298 usec

Buffer size 512 bytes
Write 392.32 KB/sec
Maximum latency: 62500 usec, Minimum Latency: 1184 usec, Avg Latency: 1339 usec
Read 469.41 KB/sec
Maximum latency: 2164 usec, Minimum Latency: 1072 usec, Avg Latency: 1085 usec