CPU

AMD’s Quad-Core Chips Dominate SPECfp, But Intel Holds SPECint Firmly.

Sep 27, 2007   11 am
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xeon_vs_opteron_spec Spec.org Shows Off Performance of Quad-Core Chips from AMD and Intel

Benchmark results of AMD’s quad-core server processors in CPU 2006 benchmark suite from Standard Performance Evaluation Corp. were recently published at Spec.org, confirming that AMD’s new microprocessors have overwhelming advantage in floating point performance, but cannot boast with unprecedented integer performance.

Click for more on AMD’s Quad-Core Chips Dominate SPECfp, But Intel Holds SPECint Firmly. »

Video

ATI Radeon HD 2900 PRO Graphics Cards: Announced and Reviewed

Sep 25, 2007   4 pm
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his-2900pro-3 ATI adds value priced HD 2900 PRO 512MB and 1GB graphics cards to lineup, same core as 2900XT but a lower clock.

The first of the HD 2900 PRO cards features 512MB GDDR3 and a 9-inch fansink. The card will include two DVI-I to VGA adapters, one component HDTV adapter, an ATI DVI to HDMI adapter, and one 9-pin VIVO adapter and a CrossFire bridge interconnect.  AMD claims this card will hit store shelves at $249.

Click for more on ATI Radeon HD 2900 PRO Graphics Cards: Announced and Reviewed »

CPU Video

Intel Skulltrail and Penryn Performance Preview

Sep 22, 2007   8 am
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intel-logo The dream machine: Dual Quad-Core processors coupled with 8800GTX SLI.

Intel SkullTrail is an enthusiast gaming platform, which is a dual CPU system set to rival the AMD Quad FX platform. It is reported to have SLI and Quad SLI support.

Here are some extreme machines on IDF: One was powered by a 3.0GHz Core 2 Extreme QX9650 (Yorkfield), another was a stock Skulltrail machine equipped with dual 3.4GHz quad-core processors, and the last system was a modded Skulltrail that was overclocked to 4GHz.  The modded machine featured a pair of vapor phase-change coolers for the processors, liquid-cooled memory and GeForce 8800 GTX cards.

Click for more on Intel Skulltrail and Penryn Performance Preview »

Memory

Intel and Nvidia Skirmish Over Enthusiast Memory

Sep 20, 2007   1 am
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corsair-memoryNext-gen memory spec. for extreme overclockers

This week, memory module manufacturer Corsair announced a new set of high-performance DDR3 modules that fit Intel’s Extreme Memory specification. These modules have additional overclocking profiles built into the SPD (serial presence detect) ROM on the memory module, which allows simple and reliable overclocking of memory. Intel Extreme Memory is intended for the upcoming release of high-end desktop motherboards using Intel’s X38 chipset.

The next generation of EPP, dubbed EPP 2.0, is in the works, but will also differ from Intel Extreme Memory. EPP 2.0 will add DDR3 support for unannounced Nvidia chipsets.

When asked if this might increase buyer confusion, Corsair Vice President of Marketing Jack Peterson noted that the company planned an educational campaign, using price breaks and bundling to steer users to the right memory and motherboard combination. Peterson also suggested that the company was investigating a utility that would allow users to re-burn EPP profiles into Intel Extreme Memory and vice versa, but no final decision has been made.

Source: ExtremeTech

USB Flash Vista

Windows Vista & ReadyBoost: Does it Make a Difference?

Aug 26, 2007   4 pm
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windowsvistalogo It works better for older system with less than 512MB ram than the newer ones.

PC Stats has an interesting six page review regarding Microsoft Windows Vista’s ReadyBoost feature. ReadyBoost is supposed to allow the user to plug in a fast USB stick into their system to speed up work the OS needs to do and effectively improve the computer’s performance by storing non-essential information on the drive. The review concludes that this is not the case with current USB keys on the market. Although ReadyBoost does improve overall performance on the system, it is not enough to make a significant difference or to raise some eyebrows. It seems that on older computers with little memory (512MB), ReadyBoost can help out much more than on newer systems - probably the systems Vista would be installed on anyways. Surprisingly enough, however, ReadyBoost did make a slight mark even on video game performance and system startup time.

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Video

Affordable DirectX10 Graphics Cards

Aug 16, 2007   11 pm
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Not everyone’s a gamer. When you see ATI or Nvidia release chips for cards that will cost upwards of $600, quite a few people simply shake their heads and wonder what the hell those companies are thinking. Aren’t there any next-gen cards for non-gaming PCs? You know, computers that are mainly used for Web surfing, email, and shopping online; or for business, finances, spreadsheets, and monitoring stock tickers?

Meanwhile, Windows Vista is making its best attempt to steamroll across the country, though the actual need for it is questionable at best. But some of us are early adopters, and we want the latest. Not all of us who fall into that category, however, want to pay an ungodly sum of money for a graphics card that will handle Window Vista’s frosty-cool Aero interface.

Extremetech.com tested 8 DX-10 cards and here is the quick specification:

  ATI
HD 2400 Pro
ATI HD 2600 Pro ATI
HD 2600 XT
ATI
HD 2900 XT
Nvidia
8500 GT
Nvidia
8600 GT
Nvidia
8600 GTS
Nvidia
8800 GTX
Memory 256 DDR2 256 DDR2 512 GDDR3 512 GDDR3 256MB DDR2 (512 avail) 256MB DDR2 (512 avail) 256MB GDDR3 768 GDDR3
Memory Interface 64-bit 128-bit 128-bit 512-bit 128-bit 128-bit 128-bit 384-bit
Stream Units 40 120 120 320 16 32 32 128
Die process 80nm 65nm 65nm 65nm 80nm 80nm 80nm 90nm
Core clock (MHz) 525 650 800 740 450 540 675 575
Shader clock (MHz) N/A 600 600 740 900 1180 1450 1350
Memory clock (MHz) 400 500 1000 1650 800 700 2000 1800
Price $70 $100 $130 $400 $80 $150 $200 $580

 

3DMark06 Test

score-3dmark

Vista Experience Index

score-vista

And the conclusion:

result

Source: ExtremeTech.com