*WARNING: i845pe motherboards suffer from cold boot syndrome
TEST SYSTEM
P4 1.6A Costa Rica 5/20/02 SL668
Alpha PAL8942T / Panaflo 32cfm fan / ASII
Corsair XMS3000 256mb
GF4 ti4600 / 30.82 drivers
SB Live 5.1 / WDSE 80gb / Enermax 550W
Windows98SE
BIOS SETTINGS
CPU voltages = default +5% +10% +15%
DIMM voltages = 2.5v 2.6v 2.7v
PCI bus freq = 33 locked
DRam ratios = 3:4 4:5 1:1
System bios cachable = disabled
Video bios cachable = disabled
Delay transaction = disabled
Disable unused PCI clock = yes
AGP aperture = 128
Audio/Lan/USB = disabled
Parallel/Serial ports = disabled
PCI latency = 32
OVERCLOCKING / SPECS = vcore - vdimm / cpu idle - moboard - case
2133mhz 133fsb 4:5 333DDR Cas222 = 1.44v - 2.46v / 41*c - 31*c - 27*c
2133mhz 133fsb 3:4 355DDR Cas222 = 1.44v - 2.46v / 41*c - 31*c - 27*c
2400mhz 150fsb 4:5 375DDR Cas222 = 1.44v - 2.46v / 42*c - 31*c - 27.5*c
2400mhz 150fsb 3:4 400DDR Cas222 = 1.44v - 2.54v / 42*c - 32*c - 28*c
2560mhz 160fsb 4:5 400DDR Cas222 = 1.58v - 2.65v / 44*c - 33*c - 28.5*c
2560mhz 160fsb 3:4 427DDR Cas222 = 1.58v - 2.65v / 44*c - 34*c - 28.5*c
2648mhz 165fsb 4:5 414DDR Cas222 = 1.65v - 2.65v / 44*c - 34*c - 28*c
2648mhz 165fsb 3:4 441DDR Cas232 = 1.65v - 2.65v / 45*c - 34*c - 28.5*c
3DMARK2000 32bit
133fsb:333ddr = 13575
133fsb:355ddr = 13756
150fsb:375ddr = 14829
150fsb:400ddr = 15028
160fsb:400ddr = 15466
160fsb:427ddr = 15605
165fsb:414ddr = 15713
165fsb:441ddr = 15717
3DMARK2001SE
133fsb:333ddr = 11106
133fsb:355ddr = 11283
150fsb:375ddr = 11996
150fsb:400ddr = 12131
160fsb:400ddr = 12445
160fsb:427ddr = 12614
165fsb:414ddr = 12648
165fsb:441ddr = 12696
QUAKE III ARENA 1152x864x32
133fsb:333ddr = 191.4
133fsb:355ddr = 195.4
150fsb:375ddr = 213.4
150fsb:400ddr = 217.5
160fsb:400ddr = 226.4
160fsb:427ddr = 230.8
165fsb:414ddr = 231.2
165fsb:441ddr = 233.0
X-ISLE DEMO 1024x768x32
133fsb:333ddr = 119.8
133fsb:355ddr = 121.3
150fsb:375ddr = 127.1
150fsb:400ddr = 128.3
160fsb:400ddr = 129.7
160fsb:427ddr = 132.1
165fsb:414ddr = 132.5
165fsb:441ddr = 132.5
UT2003 DEMO 1024x768x32 = Flyby - Botmatch
133fsb:333ddr = 153.9 - 56.8
133fsb:355ddr = 155.6 - 58.0
150fsb:375ddr = 162.5 - 64.2
150fsb:400ddr = 163.5 - 65.5
160fsb:400ddr = 166.6 - 68.4
160fsb:427ddr = 167.6 - 69.8
165fsb:414ddr = 167.9 - 70.1
165fsb:441ddr = 168.0 - 70.6
SCISOFT SANDRA = memory - cpu - media - file system
133fsb:333ddr = 2534/2450 - 3674/1415/2799 - 8467/10762 - 31245
133fsb:355ddr = 2689/2596
150fsb:375ddr = 2851/2767 - 4147/1597/3158 - 9550/12143 - 31702
150fsb:400ddr = 3044/2937
160fsb:400ddr = 3054/2954 - 4424/1707/3370 - 10186/12948 - 31400
160fsb:427ddr = 3249/3130
165fsb:414ddr = 3135/3032 - 4644/1749/3453 - 10445/13270 - 31376
165fsb:441ddr = 3311/3181
STRESS TESTS
Memtest86 (all 11 tests, looping for 5 hours)
Cas2-5-2-2 (4:5) passed upto 165fsb 414ddr
Cas2-5-2-2 (3:4) passed upto 160fsb 427ddr
Prime95 (looping for 5 hours)
passed upto 2648mhz 165fsb 414ddr
2 STICKS OF RAM
Memtest86 (all 11 tests, looping for 5 hours)
1:1 = passed 165fsb 330ddr
4:5 = passed 165fsb 414ddr
3:4 = passed 158fsb 421ddr (lost 2fsb)
TEST SYSTEM
P4 1.6A Costa Rica 5/20/02 SL668
Alpha PAL8942T / Panaflo 32cfm fan / ASII
Corsair XMS3000 256mb
GF4 ti4600 / 30.82 drivers
SB Live 5.1 / WDSE 80gb / Enermax 550W
Windows98SE
BIOS SETTINGS
CPU voltages = default +5% +10% +15%
DIMM voltages = 2.5v 2.6v 2.7v
PCI bus freq = 33 locked
DRam ratios = 3:4 4:5 1:1
System bios cachable = disabled
Video bios cachable = disabled
Delay transaction = disabled
Disable unused PCI clock = yes
AGP aperture = 128
Audio/Lan/USB = disabled
Parallel/Serial ports = disabled
PCI latency = 32
OVERCLOCKING / SPECS = vcore - vdimm / cpu idle - moboard - case
2133mhz 133fsb 4:5 333DDR Cas222 = 1.44v - 2.46v / 41*c - 31*c - 27*c
2133mhz 133fsb 3:4 355DDR Cas222 = 1.44v - 2.46v / 41*c - 31*c - 27*c
2400mhz 150fsb 4:5 375DDR Cas222 = 1.44v - 2.46v / 42*c - 31*c - 27.5*c
2400mhz 150fsb 3:4 400DDR Cas222 = 1.44v - 2.54v / 42*c - 32*c - 28*c
2560mhz 160fsb 4:5 400DDR Cas222 = 1.58v - 2.65v / 44*c - 33*c - 28.5*c
2560mhz 160fsb 3:4 427DDR Cas222 = 1.58v - 2.65v / 44*c - 34*c - 28.5*c
2648mhz 165fsb 4:5 414DDR Cas222 = 1.65v - 2.65v / 44*c - 34*c - 28*c
2648mhz 165fsb 3:4 441DDR Cas232 = 1.65v - 2.65v / 45*c - 34*c - 28.5*c
3DMARK2000 32bit
133fsb:333ddr = 13575
133fsb:355ddr = 13756
150fsb:375ddr = 14829
150fsb:400ddr = 15028
160fsb:400ddr = 15466
160fsb:427ddr = 15605
165fsb:414ddr = 15713
165fsb:441ddr = 15717
3DMARK2001SE
133fsb:333ddr = 11106
133fsb:355ddr = 11283
150fsb:375ddr = 11996
150fsb:400ddr = 12131
160fsb:400ddr = 12445
160fsb:427ddr = 12614
165fsb:414ddr = 12648
165fsb:441ddr = 12696
QUAKE III ARENA 1152x864x32
133fsb:333ddr = 191.4
133fsb:355ddr = 195.4
150fsb:375ddr = 213.4
150fsb:400ddr = 217.5
160fsb:400ddr = 226.4
160fsb:427ddr = 230.8
165fsb:414ddr = 231.2
165fsb:441ddr = 233.0
X-ISLE DEMO 1024x768x32
133fsb:333ddr = 119.8
133fsb:355ddr = 121.3
150fsb:375ddr = 127.1
150fsb:400ddr = 128.3
160fsb:400ddr = 129.7
160fsb:427ddr = 132.1
165fsb:414ddr = 132.5
165fsb:441ddr = 132.5
UT2003 DEMO 1024x768x32 = Flyby - Botmatch
133fsb:333ddr = 153.9 - 56.8
133fsb:355ddr = 155.6 - 58.0
150fsb:375ddr = 162.5 - 64.2
150fsb:400ddr = 163.5 - 65.5
160fsb:400ddr = 166.6 - 68.4
160fsb:427ddr = 167.6 - 69.8
165fsb:414ddr = 167.9 - 70.1
165fsb:441ddr = 168.0 - 70.6
SCISOFT SANDRA = memory - cpu - media - file system
133fsb:333ddr = 2534/2450 - 3674/1415/2799 - 8467/10762 - 31245
133fsb:355ddr = 2689/2596
150fsb:375ddr = 2851/2767 - 4147/1597/3158 - 9550/12143 - 31702
150fsb:400ddr = 3044/2937
160fsb:400ddr = 3054/2954 - 4424/1707/3370 - 10186/12948 - 31400
160fsb:427ddr = 3249/3130
165fsb:414ddr = 3135/3032 - 4644/1749/3453 - 10445/13270 - 31376
165fsb:441ddr = 3311/3181
STRESS TESTS
Memtest86 (all 11 tests, looping for 5 hours)
Cas2-5-2-2 (4:5) passed upto 165fsb 414ddr
Cas2-5-2-2 (3:4) passed upto 160fsb 427ddr
Prime95 (looping for 5 hours)
passed upto 2648mhz 165fsb 414ddr
2 STICKS OF RAM
Memtest86 (all 11 tests, looping for 5 hours)
1:1 = passed 165fsb 330ddr
4:5 = passed 165fsb 414ddr
3:4 = passed 158fsb 421ddr (lost 2fsb)