Xeon 2.66 vs Opteron X2 885

Primary details

Comparing Opteron X2 885 and Xeon 2.66 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Egypt (2005−2006)	Prestonia (2002)
Release date	March 2006 (18 years ago)	November 2002 (22 years ago)

Detailed specifications

Opteron X2 885 and Xeon 2.66 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	1 (Single-Core)
Threads	2	1
Boost clock speed	2.6 GHz	2.66 GHz
L1 cache	128 KB	16 KB
L2 cache	1 MB	512 KB
L3 cache	0 KB	0 KB
Chip lithography	90 nm	130 nm
Die size	no data	217 mm2
Number of transistors	233 million	55 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Opteron X2 885 and Xeon 2.66 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	2	2
Socket	940	604
Power consumption (TDP)	95 Watt	89 Watt

Pros & cons summary

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Physical cores	2	1
Threads	2	1
Chip lithography	90 nm	130 nm
Power consumption (TDP)	95 Watt	89 Watt

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Should you still have questions on choice between Opteron X2 885 and Xeon 2.66, ask them in Comments section, and we shall answer.

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