I have Ibex 32 bits on an Athlon 64 3200+ for the sake of compatibility, and still have the same slow transfer problem *sigh* cubytus@Le-Grand-Bleu:~$ uname -a Linux Le-Grand-Bleu 2.6.27-7-generic #1 SMP Tue Nov 4 19:33:20 UTC 2008 i686 GNU/Linux cubytus@Le-Grand-Bleu:~$ sudo hdparm -Tt /dev/sda1 [sudo] password for cubytus: /dev/sda1: ^C cubytus@Le-Grand-Bleu:~$ sudo hdparm -Tt /dev/sda /dev/sda: Timing cached reads: 1336 MB in 2.00 seconds = 668.18 MB/sec Timing buffered disk reads: 176 MB in 3.01 seconds = 58.52 MB/sec cubytus@Le-Grand-Bleu:~$ sudo hdparm -Tt /dev/sdb /dev/sdb: Timing cached reads: 1392 MB in 2.00 seconds = 695.86 MB/sec Timing buffered disk reads: 186 MB in 3.02 seconds = 61.52 MB/sec cubytus@Le-Grand-Bleu:~$ sudo hdparm -I /dev/sda /dev/sda: ATA device, with non-removable media Model Number: WDC WD2500KS-00MJB0 Serial Number: WD-WCANK9271428 Firmware Revision: 02.01C03 Standards: Supported: 7 6 5 4 Likely used: 8 Configuration: Logical max current cylinders 16383 16383 heads 16 16 sectors/track 63 63 -- CHS current addressable sectors: 16514064 LBA user addressable sectors: 268435455 LBA48 user addressable sectors: 488397168 device size with M = 1024*1024: 238475 MBytes device size with M = 1000*1000: 250059 MBytes (250 GB) Capabilities: LBA, IORDY(can be disabled) Standby timer values: spec'd by Standard, with device specific minimum R/W multiple sector transfer: Max = 16 Current = 1 Recommended acoustic management value: 128, current value: 254 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=120ns IORDY flow control=120ns Commands/features: Enabled Supported: * SMART feature set Security Mode feature set * Power Management feature set * Write cache * Look-ahead * Host Protected Area feature set * WRITE_BUFFER command * READ_BUFFER command * NOP cmd * DOWNLOAD_MICROCODE Power-Up In Standby feature set * SET_FEATURES required to spinup after power up SET_MAX security extension * Automatic Acoustic Management feature set * 48-bit Address feature set * Device Configuration Overlay feature set * Mandatory FLUSH_CACHE * FLUSH_CACHE_EXT * SMART error logging * SMART self-test * General Purpose Logging feature set * SATA-I signaling speed (1.5Gb/s) * SATA-II signaling speed (3.0Gb/s) * Host-initiated interface power management * Phy event counters * Software settings preservation * SMART Command Transport (SCT) feature set * SCT Long Sector Access (AC1) * SCT LBA Segment Access (AC2) * SCT Error Recovery Control (AC3) * SCT Features Control (AC4) * SCT Data Tables (AC5) unknown 206[12] (vendor specific) Security: Master password revision code = 65534 supported not enabled not locked not frozen not expired: security count not supported: enhanced erase Checksum: correct cubytus@Le-Grand-Bleu:~$ dmesg | grep ata [ 0.000000] BIOS-e820: 000000003fff3000 - 0000000040000000 (ACPI data) [ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000] [ 0.000000] PERCPU: Allocating 41628 bytes of per cpu data [ 0.004000] Memory: 1024868k/1048512k available (2572k kernel code, 22964k reserved, 1160k data, 424k init, 131008k highmem) [ 0.004000] .data : 0xc03832aa - 0xc04a5680 (1160 kB) [ 1.826138] Write protecting the kernel read-only data: 936k [ 3.199795] libata version 3.00 loaded. [ 3.628340] pata_acpi 0000:00:06.0: setting latency timer to 64 [ 3.628832] pata_acpi 0000:00:08.0: PCI INT A -> Link[APSJ] -> GSI 21 (level, low) -> IRQ 21 [ 3.628848] pata_acpi 0000:00:08.0: setting latency timer to 64 [ 3.628855] pata_acpi 0000:00:08.0: PCI INT A disabled [ 4.153109] sata_sil 0000:05:0a.0: version 2.3 [ 4.153350] sata_sil 0000:05:0a.0: PCI INT A -> Link[APC4] -> GSI 19 (level, low) -> IRQ 19 [ 4.153368] sata_sil 0000:05:0a.0: Applying R_ERR on DMA activate FIS errata fix [ 4.153437] pata_amd 0000:00:06.0: version 0.3.10 [ 4.153466] pata_amd 0000:00:06.0: setting latency timer to 64 [ 4.158714] scsi0 : sata_sil [ 4.159361] scsi1 : pata_amd [ 4.159710] scsi2 : sata_sil [ 4.160783] scsi3 : pata_amd [ 4.161554] ata5: PATA max UDMA/133 cmd 0x1f0 ctl 0x3f6 bmdma 0xf000 irq 14 [ 4.161557] ata6: PATA max UDMA/133 cmd 0x170 ctl 0x376 bmdma 0xf008 irq 15 [ 4.161587] ata5: port disabled. ignoring. [ 4.165863] scsi4 : sata_sil [ 4.165954] scsi5 : sata_sil [ 4.165989] ata1: SATA max UDMA/100 mmio m1024@0xd400d000 tf 0xd400d080 irq 19 [ 4.165992] ata2: SATA max UDMA/100 mmio m1024@0xd400d000 tf 0xd400d0c0 irq 19 [ 4.165995] ata3: SATA max UDMA/100 mmio m1024@0xd400d000 tf 0xd400d280 irq 19 [ 4.165999] ata4: SATA max UDMA/100 mmio m1024@0xd400d000 tf 0xd400d2c0 irq 19 [ 4.332244] ata6.00: ATAPI: _NEC DVD_RW ND-3500AG, 2.1B, max UDMA/33 [ 4.332261] ata6.01: ATAPI: COMPAQ DVD-ROM GD-8000, 0011, max UDMA/66 [ 4.332274] ata6: nv_mode_filter: 0x739f&0x701f->0x701f, BIOS=0x7000 (0xc0c0) ACPI=0x701f (60:60:0x1f) [ 4.332278] ata6: nv_mode_filter: 0x1f39f&0x701f->0x701f, BIOS=0x7000 (0xc0c0) ACPI=0x701f (60:60:0x1f) [ 4.348185] ata6.00: configured for UDMA/33 [ 4.364171] ata6.01: configured for UDMA/33 [ 4.484022] ata1: SATA link down (SStatus 0 SControl 310) [ 4.804015] ata2: SATA link down (SStatus 0 SControl 310) [ 5.124017] ata3: SATA link down (SStatus 0 SControl 310) [ 5.444017] ata4: SATA link down (SStatus 0 SControl 310) [ 5.444084] sata_nv 0000:00:08.0: version 3.5 [ 5.444097] sata_nv 0000:00:08.0: PCI INT A -> Link[APSJ] -> GSI 21 (level, low) -> IRQ 21 [ 5.444135] sata_nv 0000:00:08.0: setting latency timer to 64 [ 5.499694] scsi6 : sata_nv [ 5.499788] scsi7 : sata_nv [ 5.499977] ata7: SATA max UDMA/133 cmd 0x9e0 ctl 0xbe0 bmdma 0xd400 irq 21 [ 5.499980] ata8: SATA max UDMA/133 cmd 0x960 ctl 0xb60 bmdma 0xd408 irq 21 [ 5.972016] ata7: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 5.980189] ata7.00: ATA-7: WDC WD2500KS-00MJB0, 02.01C03, max UDMA/133 [ 5.980193] ata7.00: 488397168 sectors, multi 1: LBA48 [ 5.988185] ata7.00: configured for UDMA/133 [ 6.464048] ata8: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 6.472177] ata8.00: ATA-7: WDC WD2500KS-00MJB0, 02.01C03, max UDMA/133 [ 6.472180] ata8.00: 488397168 sectors, multi 1: LBA48 [ 6.480184] ata8.00: configured for UDMA/133 [ 8.320826] EXT3-fs: mounted filesystem with ordered data mode. [ 73.568205] EXT3-fs: mounted filesystem with ordered data mode.