x264 Benchmark HD - Sorted by Performance

      General System Info             Memory Settings         O/S Details         Data for x264 v0.58.747 Estimated         Data for x264 v0.59.819 Estimated  
                        (FSB:DRAM)         Total Encode     Time for a Total Encode     Time for a  
Retail Name Codename Cores Fab.a  Settingsb Speed (GHz) NB Chipset Timings @ Freq. (MHz) Divider  Type ?    O/S Details arch Time (mm:ss) FPS 1c FPS 2c 43 m encoded Time (mm:ss) FPS 1c FPS 2c 43 m encoded % Change
QX9775 ES (dual) Harpertown 4+4=8 45 nm 10.0 x 399 3.99 i5400B 4-5-4-18 @ 800 1    DDR 2 Vista Ultimate x64 00:51 81.85 43.50 0:36:18 00:47 82.57 48.14 0:33:54 6.6%
X5460 (dual) Harpertown 4+4=8 45 nm 9.5 x 400 3.80 i5400  5-5-5-18 @ 800 1    DDR 2 Vista Ultimate x64 00:52 82.39 41.23 0:37:31          
E5420 (dual) Harpertown 4+4=8 45 nm 7.5 x 439 3.29 i5400  5-5-5-15 @ 878 1    DDR 2 Windows XP x64 00:56 79.29 38.18 0:40:00 00:52 79.88 42.84 0:36:58 7.6%
E5420 (dual) Harpertown 4+4=8 45 nm 7.5 x 430 3.23 i5400  5-5-5-15 @ 860 1    DDR 2 Windows XP x64 00:57 76.78 37.33 0:41:03 00:53 77.43 41.89 0:37:56 7.6%
E5420 (dual) Harpertown 4+4=8 45 nm 7.5 x 388 2.91 i5400  5-5-5-18 @ 800 1    DDR 2 Vista Ultimate x64 01:04 69.46 33.34 0:45:46          
E5462 (dual) Harpertown 4+4=8 45 nm 7.0 x 400 2.80 i5400  5-5-5-18 @ 800 1    DDR 2 Vista Ultimate x64 01:06 67.94 32.14 0:47:15          
E5450 (dual) Harpertown 4+4=8 45 nm 9.0 x 333 3.00 i5000P ? @ 667 1    DDR 2 Win Server x86 01:07 57.54 34.01 0:48:14 01:02 58.36 38.29 0:44:36 7.5%
X5365 (dual) Clovertown 4+4=8 65 nm 9.0 x 333 3.00 i5400  5-5-5-15 @ 667 1    DDR 2 Windows XP x64 01:08 61.91 31.95 0:48:55          
QX9650 Yorkfield 4 45 nm 10.5 x 429 4.50 X38 5-5-5-15 @ 1,028  5/6 DDR 2 Vista Ultimate x64 01:10 91.19 26.61 0:50:03          
E5420 (dual) Harpertown 4+4=8 45 nm 7.5 x 333 2.50 i5400  ? @ ? ? DDR 2 Win Server x86 01:15 59.01 28.79 0:53:17 01:09 59.36 32.29 0:49:18 7.5%
E5420 (dual) Harpertown 4+4=8 45 nm 7.5 x 333 2.50 i5400  5-5-5-15 @ 667 1    DDR 2 Win Server x86 01:15 58.68 28.73 0:53:27          
X5355 (dual) Clovertown 4+4=8 65 nm 8.0 x 333 2.66 i5000X 4-4-4-12 @ 667 1    DDR 2 Win Server x86 01:15 58.57 28.60 0:53:39 01:10 59.12 31.93 0:49:43 7.3%
QX9650 Yorkfield 4 45 nm 10.0 x 420 4.20 P35  5-5-5-15 @ 1,050  4/5 DDR 2 Vista Ultimate x64 01:16 85.25 24.59 0:54:01          
Q9550 Yorkfield 4 45 nm 8.5 x 475 4.04 X38 8-7-6-20 @ 1,900  3/4 DDR 3 Vista Ultimate x86 01:16 88.00 24.23 0:54:16          
E5420 (dual) Harpertown 4+4=8 45 nm 7.5 x 333 2.50 i5400  5-5-5-18 @ 800  5/6 DDR 2 Vista Ultimate x64 01:16 58.15 28.17 0:54:20          
QX9650 Yorkfield 4 45 nm 10.0 x 425 4.25 X38 5-5-5-12 @ 900 1    DDR 2 Windows XP x86 01:17 83.29 24.09 0:55:11 01:09 90.36 27.14 0:49:24 10.5%
X5355 (dual) Clovertown 4+4=8 65 nm 8.0 x 333 2.66 i5400  5-5-5-18 @ 667 1    DDR 2 Vista Enterp. x64 01:17 58.50 27.36 0:55:18          
Q9450 Yorkfield 4 45 nm 8.0 x 492 3.94 G35 5-5-5-15 @ 984 1    DDR 2 Vista Ultimate x86 01:18 83.98 23.64 0:55:53 01:10 90.33 26.57 0:50:13 10.1%
QX9650 Yorkfield 4 45 nm 10.0 x 400 4.00 X38 5-5-5-15 @ 1,200  2/3 DDR 2 Windows XP x86 01:18 82.82 23.71 0:55:56          
Q9450 Yorkfield 4 45 nm 8.0 x 488 3.90 X48 5-5-5-15 @ 976 1    DDR 2 Windows XP x64 01:19 83.55 23.23 0:56:43 01:11 90.21 26.11 0:50:55 10.2%
QX9650 Yorkfield 4 45 nm 10.5 x 375 3.94 X38 5-5-5-15 @ 1,170  2/3 DDR 2 Vista Ultimate x64 01:20 81.52 23.30 0:56:54          
Q6600 Kentsfield 4 65 nm 9.0 x 450 4.05 X38 5-5-5-20 @ 900 1    DDR 2 Windows XP x86 01:20 83.95 22.87 0:57:22          
Q9450 Yorkfield 4 45 nm 8.0 x 482 3.86 750i 5-5-5-15 @ 964 1    DDR 2 Windows XP x64 01:20 82.50 22.92 0:57:29 01:12 88.62 25.79 0:51:37 10.2%
Q6600 Kentsfield 4 65 nm 9.0 x 445 4.01 X38 4-4-4-4 @ 890 1    DDR 2 Win Server x86 01:21 82.74 22.69 0:57:53          
QX9650 Yorkfield 4 45 nm 9.5 x 400 3.80 X48 5-5-3-12 @ 1,000  4/5 DDR 2 Windows XP x64 01:22 79.74 22.49 0:58:46 01:14 86.63 25.30 0:52:39 10.4%
Q9450 Yorkfield 4 45 nm 8.0 x 462 3.70 750i 5-5-5-15 @ 924 1    DDR 2 Windows XP x64 01:22 80.37 22.39 0:58:52 01:14 86.87 25.16 0:52:51 10.2%
Q9450 Yorkfield 4 45 nm 8.0 x 470 3.76 750i 5-5-5-15 @ 940 1    DDR 2 Windows XP x64 01:23 79.77 22.33 0:59:06 01:14 87.15 25.06 0:52:58 10.4%
Q6600 Kentsfield 4 65 nm 8.0 x 488 3.90 X38 5-5-3-15 @ 976 1    DDR 2 Win Server x64 01:23 81.03 22.18 0:59:13 01:15 86.93 24.78 0:53:28 9.7%
QX9650 Yorkfield 4 45 nm 11.5 x 334 3.84 X38 5-5-5-15 @ 800  5/6 DDR 2 Vista Ultimate x64 01:23 75.91 22.48 0:59:26