SCSI vs. IDE Bus Mastering for DAWs, Performance Chart

 
Mother board and chip set CPU Drive / Controller Mfg. specs for buffer to disk transfers MBytes /sec Write MBytes /sec Write CPU Usage Read MBytes /sec Read CPU Usage 128K MBytes /sec 128K CPU Usage 64K MBytes /sec 64K CPU Usage 32K MBytes /sec 32K CPU Usage
ABIT BH6 (BX) Celeron 300A overclocked 450MHz W98 Maxtor 91020D6 10gig

18.6

11.87 1.74% 12.06 1.44% 7.28 1.96% 4.30 0.96% 2.20 0.83%
ABIT BH6 (BX) Celeron 300A overclocked 450MHz W98 Maxtor Diamond Plus 2500 10gig 12.42 2.55% 12.51 2.26% 6.24 2.25% 4.76 1.06% 2.60 1.00%
VIA P 166 W98SE Quantum Fireball 2gig 7.23 96.16% 6.70 96.13% 4.15 64.22% 2.99 46.44% 1.79 31.71%
Intel 440BX (BX) PIII 450 MHz W98 Seagate Medallist UDMA2 7200 rpm 9gig 12.47 2.74% 12.76 2.59% 4.92 2.05% 5.01 1.43% 3.05 1.51%
Intel 440BX (BX) PIII 450 MHz W98 Fujitsu MPB3085  UDMA2 5400 rpm 8.5gig 10.61 1.76% 11.86 1.30% 6.35 0.55% 3.78 0.77% 2.99 0.40%
Intel 440BX (BX) PIII 450 MHz W98 Fujitsu MPB3064  UDMA2 5400 rpm 6.5gig 10 9.36 2.77% 10.65 2.35% 5.33 2.23% 4.24 1.44% 2.74 1.44%
Intel 440BX (BX) PIII 450 MHz W98 Hewlett Packard HP3725S 5400 rpm SCSI 2 Adaptec 2940 AU controller 5.7 4.93 1.96% 5.04 2.24% 3.29 1.98% 2.66 1.02% 1.56 1.05%
QDI P51430TX (TX) P 166 MMX W98 Samsung 3.4gig 5.94 7.88% 6.40 5.31% 4.45 6.06% 3.18 3.74% 2.00 3.67%
QDI P51430TX (TX) P 166 MMX W98 Samsung 2.1gig 5.35 6.22% 6.65 4.90% 4.67 5.45% 3.43 3.53% 2.12 3.32%
ABIT BH6 (BX) Celeron 300A overclocked 450 MHz W98 Western Digital AC313000 13gig 10.99 to 21.43 12.31 7.25% 12.73 2.68% 7.05 3.53% 2.43 0.76% 1.27 0.72%
Asus Super-7 VIA Chipset AMD K6/2-400 3D W98 Quantum Fireball ST6 6.4gig 16 3.44 12.48% 8.40 36.84% 3.56 17.87% 4.39 7.82% 2.39 4.42%
Asus Super-7 VIA Chipset AMD K6/2-400 3D W98 IBM Deskstar5 DHEA-36480 6.4gig 8.9 to 14.94 (min sustained 5.4) 0.33 3.07% 9.00 39.92% 4.46 22.26% 3.58 6.36% 2.01 3.67%
Toshiba Tecra 8000  Laptop PII 266 W95B Unknown 5.77 1.04% 6.37 0.35% 3.95 2.56% 2.80 0.32% 1.73 1.98%
Asus Celeron 300A overclocked to 450 MHz Maxtor 2800 series 8.4 gig 10.72 2.07% 12.07 1.73% 5.47 1.75% 4.30 0.92% 2.20 0.86%
Asus Celeron 300A overclocked to 450 MHz Maxtor 2800 series 10 gig 11.84 2.05% 12.19 3.23% 6.32 1.81% 5.09 1.04% 2.69 0.94%
Asus Celeron 300A overclocked to 450 MHz Maxtor 4120 10 gig 12.57 2.41% 14.82 2.47% 6.00 1.82% 5.76 1.17% 3.00 1.07%
Asus Celeron 300A overclocked to 450 MHz Maxtor 6800 series 20gig 13.48 2.91% 17.62 2.32% 7.11 2.23% 6.18 1.40% 4.36 1.46%
Asus TXP4 (TX) PII 200 MMX W98SE Seagate 6gig 7.78 14.62% 8.68 6.13% 5.33 8.14% 3.17 8.74% 2.36 4.23%
Abit Bx6r2 (BX) Celeron 366 at 550 MHz W98SE Seagate Medallist Pro 5400 RPM UW SCSI 9.1gig Diamond Fireport 40 UW SCSI controller 13.39 1.86% 13.78 0.01% 7.03 ~0% 4.86 ~0% 3.22 ~0%
Abit Bx6r2 (BX) Celeron 366 at 550 MHz W98SE Seagate Barracuda 7200 RPM UW SCSI 9.1gig Diamond Fireport 40 UW SCSI controller 13.06 2.62% 13.72 2.14% 7.18 2.10% 4.95 1.14% 2.58 0.91%
Abit Bx6r2 (BX) Celeron 366 at 550 MHz W98SE Maxtor Diamond Max Plus (5120) ATA 33 20gig 1 MB cache 17.45 1.11% 20.08 0.63% 9.25 3.3% 5.25 2.42% 2.67 ~0%
Abit Bx6r2 (BX) Celeron 366 at 550 MHz NT4-SP5 Seagate Medallist Pro 5400 RPM UW SCSI 9.1gig Diamond Fireport 40 UW SCSI controller 13.10 2.95% 13.35 1.41% 6.07 1.05% 4.57 0.94% 2.91 0.94%
Abit Bx6r2 (BX) Celeron 366 at 550 MHz NT4-SP5 Seagate Barracuda 7200 RPM UW SCSI 9.1gig Diamond Fireport 40 UW SCSI controller 13.12 0.97% 13.56 1.03% 7.88 0.62% 5.46 0.21% 3.53 0.66%
Abit Bx6r2 (BX) Celeron 366 at 550 MHz NT4-SP5 Maxtor Diamond Max Plus (5120) ATA 33   20gig   1 MB cache 17.24 1.52% 20.08 1.82% 7.23 0.94% 4.44 0.64% 3.52 0.75%
FIC SD-11 VIA Chipset Athlon 600 Maxtor 6800 series 7200RPM 17gig 16.53 3.60% 23.17 4.00% 9.09 2.68% 7.01 1.05% 4.97 1.91%
Abit Bx6r2 (BX) PII 450 Quantum  Atlas 10k ultra 160 LVD SCSI 18 gig Adaptec
2940uw (non-LVD) Controller
15.52 1.85% 17.08 1.71% 7.30 1.36% 7.03 1.56% 5.05 1.94%
Abit  BH6 (BX) Celeron 300A at 450 MHz W98 Western Digital WD205BA 7200rpm 20.5 gig 20.81 6.78% 23.10 3.82% 9.57 5.04% 7.46 1.72% 7.38 2.41%


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