Could my pc sli a Palit GeForce GTX 550 Ti OC Sonic 1GB?.

YTBOY83

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Windows 7 64Bit Ultimate Edition SP1AMD Phenom II X5 955 @ 3200 MhzG.Skill 12GB DDR3 1333MHzPalit GeForce GTX 550 Ti OC Sonic 1GB
Computer Manufacturer/Model Number
Customised
OS
Windows 7 64Bit Ultimate Edition SP1
CPU
AMD Phenom II X5 955 @ 3200 Mhz
Motherboard
Asus M5A99X EVO
Memory
G.Skill 12GB DDR3 1333MHz
Graphics Card(s)
Palit GeForce GTX 550 Ti OC Sonic 1GB
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LG 32" HDTV
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1920x1080 @ 60Hz
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Internal 250GB SATA 3.0 Western Digital WDC WD25 00AAKX-001CA0

Internal 500GB SATA 2.0 Seagate ST350041 3AS

Internal 500GB SATA 2.0 Western Digital WDC WD50 00AAKS-00WWP

External 1TB USB 2.0 Western Digital

External 2TB USB 2.0 Buffalo
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Colors-IT 750w BLACK 12CM Silent
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Xigamatek CPC-T45UB-U01 Asgard Chassis
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4 120mm Fans In Total
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ADVENT Illuminated Keyboard
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Genius
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CPU Cooler - Cooler Master Hyper 212 Plus Cooler
I don't see why not, so long as your PSU can supply enough juice (and at 750W, it should).

See the motherboard manual, Chapter 5 section 5.2 NVidia SLI Technology, for details on how to set it up.
 

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Windows 8.1 Pro RTM x64Intel Core-i5-3570K 4-core @ 3.4GHz (Ivy Brid...4 x 4GB DDR3-1600 Corsair Vengeance CMZ8GX3M2...MSI GeForce GTX770 Gaming OC 2GB
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Dwarf Dwf/11/2012 r09/2013
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ASRock Z77 Extreme4-M
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MSI GeForce GTX770 Gaming OC 2GB
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Realtek High Definition on board solution (ALC 898)
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ViewSonic VA1912w Widescreen (VGA)
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XFX Pro Series 850W Semi-Modular
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Gigabyte IF233
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Microsoft Comfort Curve Keyboard 3000 (USB)
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Microsoft Comfort Mouse 3000 for Business (USB)
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Asus Eee PC 1011PX Netbook (Windows 7 x86 Starter)
I don't see why not, so long as your PSU can supply enough juice (and at 750W, it should).

See the motherboard manual, Chapter 5 section 5.2 NVidia SLI Technology, for details on how to set it up.

My PSU has only got one 6-pin cable, would using a molex to 6-pin adapter cable work?, i read that the dedicated 6-pin PCIe cable take the load away from the molex cables, which are designed to power drives etc, personally i think that is the not the case. Would the molex cable with the connected molex to 6-pin adapter use the same power as the single 6-pin cable?.
 

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My Computer My Computer

At a glance

Windows 7 64Bit Ultimate Edition SP1AMD Phenom II X5 955 @ 3200 MhzG.Skill 12GB DDR3 1333MHzPalit GeForce GTX 550 Ti OC Sonic 1GB
Computer Manufacturer/Model Number
Customised
OS
Windows 7 64Bit Ultimate Edition SP1
CPU
AMD Phenom II X5 955 @ 3200 Mhz
Motherboard
Asus M5A99X EVO
Memory
G.Skill 12GB DDR3 1333MHz
Graphics Card(s)
Palit GeForce GTX 550 Ti OC Sonic 1GB
Sound Card
Onboard
Monitor(s) Displays
LG 32" HDTV
Screen Resolution
1920x1080 @ 60Hz
Hard Drives
Internal 250GB SATA 3.0 Western Digital WDC WD25 00AAKX-001CA0

Internal 500GB SATA 2.0 Seagate ST350041 3AS

Internal 500GB SATA 2.0 Western Digital WDC WD50 00AAKS-00WWP

External 1TB USB 2.0 Western Digital

External 2TB USB 2.0 Buffalo
PSU
Colors-IT 750w BLACK 12CM Silent
Case
Xigamatek CPC-T45UB-U01 Asgard Chassis
Cooling
4 120mm Fans In Total
Keyboard
ADVENT Illuminated Keyboard
Mouse
Genius
Internet Speed
30MB
Other Info
CPU Cooler - Cooler Master Hyper 212 Plus Cooler
Using a Molex-to-PCI-E adapter is probably OK.

If you can connect to Molex connectors on different cables, that may be best.

Getting a better PSU would be nice. The one that you list is rated at 20A on each of its two +12V rails, which isn't outstanding for a "750W" supply.
 

My Computer My Computer

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Windows 7 Pro X64 SP1Intel Core I7-3930k16 GB Gskill DDR3-2133eVGA GTX680
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homegrown
OS
Windows 7 Pro X64 SP1
CPU
Intel Core I7-3930k
Motherboard
Asus P9X79 Pro
Memory
16 GB Gskill DDR3-2133
Graphics Card(s)
eVGA GTX680
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Creative X-Fi Titanium
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As PA246Q
Screen Resolution
1920 X 1200
Hard Drives
Corsair Force GT, 120 GB
WDC 1.5TB Caviar Black
PSU
PCP&C Silencer 750 Crossfire
Case
Silverstone FT02
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Noctua NH-D14
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cheap Logitech USB
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Microsoft Intellimouse Explorer (old optical) USB
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6Mb cable
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Pioneer BDR-205
Samsung SH-203B
Monsoon 5.1 speakers
Using a Molex-to-PCI-E adapter is probably OK.

If you can connect to Molex connectors on different cables, that may be best.

Getting a better PSU would be nice. The one that you list is rated at 20A on each of its two +12V rails, which isn't outstanding for a "750W" supply.

I wonder how much power two Palit GTX 550 Ti's would draw from my 750watt PSU. What do you reckon?.
 

My Computer My Computer

At a glance

Windows 7 64Bit Ultimate Edition SP1AMD Phenom II X5 955 @ 3200 MhzG.Skill 12GB DDR3 1333MHzPalit GeForce GTX 550 Ti OC Sonic 1GB
Computer Manufacturer/Model Number
Customised
OS
Windows 7 64Bit Ultimate Edition SP1
CPU
AMD Phenom II X5 955 @ 3200 Mhz
Motherboard
Asus M5A99X EVO
Memory
G.Skill 12GB DDR3 1333MHz
Graphics Card(s)
Palit GeForce GTX 550 Ti OC Sonic 1GB
Sound Card
Onboard
Monitor(s) Displays
LG 32" HDTV
Screen Resolution
1920x1080 @ 60Hz
Hard Drives
Internal 250GB SATA 3.0 Western Digital WDC WD25 00AAKX-001CA0

Internal 500GB SATA 2.0 Seagate ST350041 3AS

Internal 500GB SATA 2.0 Western Digital WDC WD50 00AAKS-00WWP

External 1TB USB 2.0 Western Digital

External 2TB USB 2.0 Buffalo
PSU
Colors-IT 750w BLACK 12CM Silent
Case
Xigamatek CPC-T45UB-U01 Asgard Chassis
Cooling
4 120mm Fans In Total
Keyboard
ADVENT Illuminated Keyboard
Mouse
Genius
Internet Speed
30MB
Other Info
CPU Cooler - Cooler Master Hyper 212 Plus Cooler

My Computer My Computer

At a glance

Windows 7 64Bit Ultimate Edition SP1AMD Phenom II X5 955 @ 3200 MhzG.Skill 12GB DDR3 1333MHzPalit GeForce GTX 550 Ti OC Sonic 1GB
Computer Manufacturer/Model Number
Customised
OS
Windows 7 64Bit Ultimate Edition SP1
CPU
AMD Phenom II X5 955 @ 3200 Mhz
Motherboard
Asus M5A99X EVO
Memory
G.Skill 12GB DDR3 1333MHz
Graphics Card(s)
Palit GeForce GTX 550 Ti OC Sonic 1GB
Sound Card
Onboard
Monitor(s) Displays
LG 32" HDTV
Screen Resolution
1920x1080 @ 60Hz
Hard Drives
Internal 250GB SATA 3.0 Western Digital WDC WD25 00AAKX-001CA0

Internal 500GB SATA 2.0 Seagate ST350041 3AS

Internal 500GB SATA 2.0 Western Digital WDC WD50 00AAKS-00WWP

External 1TB USB 2.0 Western Digital

External 2TB USB 2.0 Buffalo
PSU
Colors-IT 750w BLACK 12CM Silent
Case
Xigamatek CPC-T45UB-U01 Asgard Chassis
Cooling
4 120mm Fans In Total
Keyboard
ADVENT Illuminated Keyboard
Mouse
Genius
Internet Speed
30MB
Other Info
CPU Cooler - Cooler Master Hyper 212 Plus Cooler
I wonder how much power two Palit GTX 550 Ti's would draw from my 750watt PSU. What do you reckon?.

According to this:

The Truth About Graphics Power Requirements V2 - Atomic 3.0

a single 550ti maxes out at 152W. A pair would be over 300W, or 25A at +12V.

Of the PSUs that you list, I like this one the best:

Corsair CMPSU-850TXV2UK Enthusiast Series TX850 V2 High Performance 850W Power Supply: Amazon.co.uk: Computers & Accessories

I would have suggested the 750W unit, but the price difference is small enough that I recommend the 850.
 

My Computer My Computer

At a glance

Windows 7 Pro X64 SP1Intel Core I7-3930k16 GB Gskill DDR3-2133eVGA GTX680
Computer Manufacturer/Model Number
homegrown
OS
Windows 7 Pro X64 SP1
CPU
Intel Core I7-3930k
Motherboard
Asus P9X79 Pro
Memory
16 GB Gskill DDR3-2133
Graphics Card(s)
eVGA GTX680
Sound Card
Creative X-Fi Titanium
Monitor(s) Displays
As PA246Q
Screen Resolution
1920 X 1200
Hard Drives
Corsair Force GT, 120 GB
WDC 1.5TB Caviar Black
PSU
PCP&C Silencer 750 Crossfire
Case
Silverstone FT02
Cooling
Noctua NH-D14
Keyboard
cheap Logitech USB
Mouse
Microsoft Intellimouse Explorer (old optical) USB
Internet Speed
6Mb cable
Other Info
Pioneer BDR-205
Samsung SH-203B
Monsoon 5.1 speakers
I wonder how much power two Palit GTX 550 Ti's would draw from my 750watt PSU. What do you reckon?.

According to this:

The Truth About Graphics Power Requirements V2 - Atomic 3.0

a single 550ti maxes out at 152W. A pair would be over 300W, or 25A at +12V.

Of the PSUs that you list, I like this one the best:

Corsair CMPSU-850TXV2UK Enthusiast Series TX850 V2 High Performance 850W Power Supply: Amazon.co.uk: Computers & Accessories

I would have suggested the 750W unit, but the price difference is small enough that I recommend the 850.

Do you think that my PSU would handle it then?.

Here is information on The Corsair CMPSU-850TXV2UK Enthusiast Series TX850 V2 High Performance 850W Power Supply. http://www.newegg.com/Product/Product.aspx?Item=N82E16817139020


http://www.newegg.com/Product/Product.aspx?Item=N82E16817139020
 
Last edited:

My Computer My Computer

At a glance

Windows 7 64Bit Ultimate Edition SP1AMD Phenom II X5 955 @ 3200 MhzG.Skill 12GB DDR3 1333MHzPalit GeForce GTX 550 Ti OC Sonic 1GB
Computer Manufacturer/Model Number
Customised
OS
Windows 7 64Bit Ultimate Edition SP1
CPU
AMD Phenom II X5 955 @ 3200 Mhz
Motherboard
Asus M5A99X EVO
Memory
G.Skill 12GB DDR3 1333MHz
Graphics Card(s)
Palit GeForce GTX 550 Ti OC Sonic 1GB
Sound Card
Onboard
Monitor(s) Displays
LG 32" HDTV
Screen Resolution
1920x1080 @ 60Hz
Hard Drives
Internal 250GB SATA 3.0 Western Digital WDC WD25 00AAKX-001CA0

Internal 500GB SATA 2.0 Seagate ST350041 3AS

Internal 500GB SATA 2.0 Western Digital WDC WD50 00AAKS-00WWP

External 1TB USB 2.0 Western Digital

External 2TB USB 2.0 Buffalo
PSU
Colors-IT 750w BLACK 12CM Silent
Case
Xigamatek CPC-T45UB-U01 Asgard Chassis
Cooling
4 120mm Fans In Total
Keyboard
ADVENT Illuminated Keyboard
Mouse
Genius
Internet Speed
30MB
Other Info
CPU Cooler - Cooler Master Hyper 212 Plus Cooler
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