Crossfire 6990 what cpu speed ? Tags: CPUs Intel i7 Crossfire Last response: February 9, 2012 6:19 AM in CPUs Share MeO_05 February 4, 2012 11:09:00 AM Hi guys ! i really really need you guys to get my vision clearer lol i have 2 radeon hd 6990 and im wondering if my spu will bottleneck them : ( my rig: mobo: asus p5e3 deluxe x38 and 45 nm cpu ready cpu: core 2 extreme 12 MB-45 nm-overclocked at 4ghz psu: 8o+ 1200w ram: kingston hyperX 1333mhz 8gb but seriously my cpu is actually beating the most i7 cpus maybe except the i7 extreme and the most expensive i7 cpus so i really really hope that is gonna work lol please help : ( More about : crossfire 6990 cpu speed abekl a b à CPUs February 4, 2012 11:35:28 AM I would think that anything over 3 GHz would be able to keep up. You seem to be in fine shape. Vettedude February 4, 2012 1:22:34 PM 4Ghz Core 2? Should be fine. Is it a quad or dual core though? Related resources Do i need to crossfire hd 6990 on this conditions? - Forum Dual crossfire 6990 power consumption ? - Forum Can I have 3 monitors on quad 6990 crossfire - Forum Whats the recommended PSU watts for 2x 6990 xfire cards - Forum Upgrading from 6990 Crossfire .... Yes, Seriously - Forum Can't find your answer ? Ask ! Get the answer MeO_05 February 6, 2012 10:10:08 PM its a 4 cores ; ) amuffin a c 184 à CPUs February 6, 2012 10:31:40 PM which extreme one? jaguarskx a c 328 à CPUs February 7, 2012 2:54:28 AM Given that whatever Core 2 Quad Extreme you have, running it a 4.0GHz should not bottleneck the HD 6990. MeO_05 February 7, 2012 5:35:55 AM but in dual crossfire 6990 then ? lol amuffin a c 184 à CPUs February 8, 2012 2:04:04 AM Thats why I am wondering what core 2 extreme you have. alyoshka a b à CPUs February 8, 2012 7:59:42 AM You had better read these two articles before you think of using the 2 cards together in one rig... http://www.techpowerup.com/reviews/Powercolor/Radeon_HD... And http://www.guru3d.com/article/his-radeon-hd-6990-crossf... Hmmm http://www.hardwareheaven.com/reviews/1128/pg11/sapphir... Oh... http://www.overclock3d.net/reviews/gpu_displays/powerco... Now, that would really make me think about a lot of things..... Are the bragging rights worth the work this Quadfire setup will do on a 17'' Monitor? amuffin a c 184 à CPUs February 9, 2012 6:19:24 AM Oh yeah 7970's were bottlenecked by the 3960x at low resolutions so this might be a complete waste to you if you aren't playing LARGE! Can't find your answer ? Ask ! Publish Related resources: Forum6990 vs 7970 ForumQuestion about 6990 +6970+6970 ForumQuadfire scaling issue with 6990 and 2x 6970 ForumUpgrading gpu to gtx 590 or radeon hd 6990 . Help. ForumHD 6990 reviews and discussion ForumBest Cpu cooler for ~40 ForumWhat happened to my PSU Forum[Solved] Crossfire or SLI PSU? ForumWhat target temp do i set for i7 2600 cpu ( NO O C ) ForumWhat is difference between Cpu and GPU ForumWhat is the difference between Pentium Dual core and Intel i3 ForumWhat serial card would i need for my inspiron 530 ForumWhat's a good aftermarket fan for an AMD Phenom II X4 970? ForumServer, an i7 home built server or a traditional server? More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !