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The Software Ramp Up

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Since Intel is obviously focusing on dual-core chips and AMD is close to releasing its Athlon 64 FX-60 as well (yes, it is a dual core), we browsed the software offerings to check their level of thread-optimization.

On the one hand, software companies are working on streamlining their codes in order to take advantage of two or more logical processing units. Intel did quite some preparatory work in this area, since Hyper Threading can be regarded as an intermediate step on the way from single to multi processing. On the other hand, there is now the option to optimize applications for either AMD or Intel processors. Both can offer formidable performance gains, while Intel's clock speed advantage usually allows for more optimization.

Optimizations For AMD Or Intel

Here is one example of how an improved application can influence real-world performance. We used the regular version of the Ogg Vorbis video codec 1.12 and compared it to both an AMD and an Intel optimized modification. This application encodes digital audio data into the ogg format:

OGG 1.12 Intel Pentium
EE 955
AMD Athlon 64
X2 4800+
Regular Version 3:52 3:17
Intel NetBurst MOD 2:17 3:22
AMD64 MOD 2:51 2:41

As you can see, the Pentium Extreme Edition 955 benefits tremendously from the Intel-optimized code. The AMD version promises quite impressive benefits as well, and these benefits even apply to the Intel processor as well. There are many applications available today that provide optimizations for either of the two-processor architectures. While it would take too much time to compile listings, we can say from our experience that these performance benefits especially apply to applications that require a lot of performance.

14 Out Of 21 Benchmarks Take Advantage Of Multi Cores

Here is a list of the software titles that we used for benchmarking the new Extreme Edition processor. Please note that we did not prioritize applications that offer dual core support, but we merely focused on including the latest versions.

Benchmarks/Software CPU Support
Quake III Team Arena Single Core
F.E.A.R Dual Core
Quake 4 Dual Core
Call of Duty 2 Single Core
Video
Mainconcept MPEG Encoder Dual Core
Pinnacle Studio 10 Plus Dual Core
TMPEG 3.0 Express Dual Core
DivX 6.1 Pro Dual Core
XviD 1.1.0 BETA 2 Dual Core
Windows Media Encoder Dual Core
Premiere Pro 1.5 Dual Core
Audio
Lame (MP3) Single Core
OGG (MP3) Single Core
Applications
AVG Anti Virus 7.1 Single Core
Winrar 3.51 Single Core
3D Studio Max 8 Dual Core
ABBYY FineReader 8.0 Pro Single Core
Adobe Photoshop CS 2 Dual Core
Applications (Multitasking)
Multitasking I Dual Core
Multitasking II Dual Core
Multitasking III Dual Core
Synthetic
PCMark05 Pro Dual Core
SiSoftware Sandra 2005 Dual Core
3DMark05 Dual Core

Approximately 70% of the software titles we picked were able to deal with two processor cores and thus allow for significant performance gains.

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