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Performance Data for Device Drivers

Benchmark Tools

Bonnie++ is used to test block device and file system performance. For network devices, we use netperf.

Benchmark Result Summary

These data are based on SVN trunk code

DeviceConfigurationCPUBoardWrite Max(MB/s)Read Max(MB/s)Detais
BFIN SD/MMC Hostclass 6 SD cardBF548 v0.1EZKIT v1.31.15.0 BF54x SD/MMC Performance Test
BFIN SD/MMC Hostclass 6 SD cardBF518 v0.0EZBRD v0.11.15.3 BF51x SD/MMC Performance Test
SD/MMC over SPIclass 6 SD cardBF537 v0.2STAMP v1.30.5690.817 mmc-spi performance test
WIFI over BFIN SDIO HostMarvel WIFI moduleBF548 v0.2EZKIT v1.41.9 Mbps BF548-wifi over sdio
WIFI over BFIN SDIO HostMarvel WIFI moduleBF518 v0.0EZBRD v0.11.86 Mbps BF518-wifi over sdio
WIFI over Usb BF548 v0.2EZKIT v1.47.21 Mbps 6.88 Mbps BF548-wifi over usb
BFIN Usb HostIDE external Hard Disk BoxBF548 v0.1EZKIT v1.314.910.5 BF54x USB Host Performance Test
BFIN Usb HostIDE external Hard Disk BoxBF527 v0.2EZKIT v1.413.813.2 BF52x USB Host Performance Test
ISP1362 USB HostSD card reader and class 6 SD cardBF537 v0.2STAMP v1.30.6150.645 ISP1362 / USB SD Card Reader Performance
BFIN Usb GargetRam DiskBF548 v0.1EZKIT v1.3 BF54x USB Garget Performance Test
BFIN Usb GargetRam DiskBF527 v0.2EZKIT v1.4
BFIN Ethernet Host BF527 v0.2EZKIT v1.4
BFIN Ethernet Host BF537 v0.2STAMP v1.3
BFIN Ethernet Host BF518 v0.0EZBRD v0.1
BFIN ATAPI HostIDE Hard DiskBF548 v0.1EZKIT v1.38.09.2 BF54x ATAPI performance test
IDE ATAIDE Hard DiskBF537 v0.2STAMP v1.36.12.8 IDE ATA hard disk performance test
BF54x Nand Flash BF548 v0.1EZKIT v1.33.013.5 BF54x MTD Performance Test HW ECC
BF54x Nand Flash BF548 v0.2EZKIT v1.41.432.07 BF54x MTD Performance Test SW ECC
BF54x Parallel Nor Flash BF548 v0.1EZKIT v1.31.813.3 BF54x MTD Performance Test
BF54x SPI Nor Flash BF548 v0.1EZKIT v1.31.6 BF54x MTD Performance Test
BF52x Nand Flash BF527 v0.2EZKIT v2.26.587.50 BF52x MTD Performance Test HW ECC
BF52x Nand Flash BF527 v0.2EZKIT v2.25.382.50 BF52x MTD Performance Test SW ECC

Notes

Desktop PC Configuration

In some tests, the result is compared with the result on a Linux PC.

PC Model OS Processor Memory
Dell Precision 380 Ubuntu-8.04 Intel(R) Pentium(R) 4 CPU 3.00GHz 1GB DDR2