Intel Core 2 Duo E6700 comparison

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Product name
Price $371 at 1 store $209 to $355 at 14 stores $1,128 at 1 store $184 to $280 at 8 stores
CNET editors' rating
4.5 stars Spectacular
Not yet rated
3.5 stars Very good
4.0 stars Excellent
Average user rating 4.0 stars out of 27 reviews 4.5 stars out of 4 reviews 4.5 stars out of 6 reviews 4.5 stars out of 2 reviews 4.0 stars out of 3 reviews
Release date July 13, 2006 January 11, 2007 May 23, 2006 July 13, 2006 March 27, 2008
The Bottom Line Intel's Core 2 Duo E6700 offers the best price-to-performance ratio we've seen in a desktop chip. For half the cost of AMD's top-of-the-line chip, you get identical if not superior performance and better power efficiency. AMD surprised us last year with its completely dominant dual-core chips, but Intel regains the crown with Core 2 Duo. AMD's new high-end dual-core CPU offers plenty of bang for the buck, outpacing Intel's Pentium 965 Extreme Edition, which costs $200 more. Sounds like a good deal, but wait to see what Intel's next-gen Core 2 Duo chips have to offer when they debut later this year. AMD's Athlon 64 FX line has worn the desktop CPU performance crown for over a year. The king is dead. Intel's new flagship Core 2 Extreme X6800 not only hands AMD a defeat on all of our benchmarks, but it's also a more efficient, better designed chip overall. AMD's new Phenom X4 9850 is overpriced and outclassed compared with its Intel-based quad-core competition. If PC vendors can use this chip to make cheap systems (as they did with older Phenoms), we might have nicer things to say, but as a DIY part at this price, we can't recommend AMD's latest quad-core CPU.

Basic specs

Features See What's the Same or What's different
Features Intel 64 Technology
Enhanced SpeedStep technology
Execute Disable Bit capability
Intel Virtualization Technology
Intel Advanced Digital Media Boost
Intel 64 Technology
Intel Wide Dynamic Execution
Enhanced SpeedStep technology
Execute Disable Bit capability
Intel Virtualization Technology
Intel Advanced Smart Cache
Intel Smart Memory Access
Integrated memory controller
AMD64 technology
HyperTransport technology
Enhanced Virus Protection
Intel 64 Technology
Enhanced SpeedStep technology
Execute Disable Bit capability
Intel Virtualization Technology
HyperTransport technology
AMD Virtualization
AMD Cool'n'Quiet Technology
Enhanced Virus Protection
Cache Memory L2 cache Advanced Smart Cache - 4 MB
L2 cache Advanced Smart Cache - 8 MB ( 2 x 4MB (4MB per core pair) )
L2 cache 1 MB
L2 cache Advanced Smart Cache - 4 MB
L2 - 4 x 512 KB - L3 cache 2 MB
Bus Speed 1066 MHz
1066 MHz
Info unavailable 1066 MHz
Info unavailable
Compatible Slots 1 x Processor - LGA775 Socket
1 x Processor - LGA775 Socket
1 x Processor
1 x Processor - LGA775 Socket
1 x Processor - Socket AM2+
Manufacturing Process 65 nm
65 nm
Info unavailable 65 nm
65 nm
Multi-Core Technology Dual-Core
Quad-Core
Info unavailable Dual-Core
Quad-Core
Processor Qty 1
1
1
1
1
Product Description Intel Core 2 Duo E6700 / 2.66 GHz Processor
Intel Core 2 Quad Q6600 / 2.4 GHz Processor
AMD Athlon 64 X2 2.6 GHz Processor
Intel Core 2 Extreme X6800 / 2.93 GHz Processor
AMD Black Edition AMD Phenom X4 9850 / 2.5 GHz Processor
64-bit Computing Yes
Yes
Info unavailable Yes
Yes
Product Type Processor
Processor
Processor
Processor
Processor
Compatible Processor Socket LGA775 Socket
LGA775 Socket
Info unavailable LGA775 Socket
Socket AM2+
Clock Speed 2.66 GHz
2.4 GHz
2.6 GHz
2.93 GHz
2.5 GHz
Manufacturer Warranty 3 years warranty
3 years warranty
3 years warranty
3 years warranty
3 years warranty
Processor Type Intel Core 2 Duo E6700