Core 2 Duo E6600 vs Phenom II X2 X640 BE

Place in the ranking	2470	2824
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	2x AMD Phenom II	Core 2 Duo (Desktop)
Power efficiency	2.10	0.84
Architecture codename	Champlain (2010−2011)	Conroe (2006−2007)
Release date	12 May 2011 (13 years ago)	no data

Detailed specifications

Phenom II X2 X640 BE and Core 2 Duo (Desktop) E6600 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)	2 (Dual-core)
Threads	2	2
Boost clock speed	3.2 GHz	2.4 GHz
Bus rate	3600 MHz	1066 MHz
L1 cache	256 KB	64 KB
L2 cache	2 MB	4 MB
L3 cache	no data	0 KB
Chip lithography	45 nm	65 nm
Die size	no data	143 mm²
Number of transistors	no data	291 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Phenom II X2 X640 BE and Core 2 Duo (Desktop) E6600 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	no data	1
Socket	S1	775
Power consumption (TDP)	45 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 X640 BE and Core 2 Duo (Desktop) E6600. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, 3DNow!, SSE1-3A, AMD64, Enhanced Virus Protection, Virtualization	no data
VirusProtect	+	-
Enhanced SpeedStep (EIST)	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 X640 BE and Core 2 Duo (Desktop) E6600 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 X640 BE and Core 2 Duo (Desktop) E6600. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR1, DDR2, DDR3

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Phenom II X2 X640 BE 1.00
+72.4%

Core 2 Duo E6600 0.58

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Phenom II X2 X640 BE 2839
+15.3%

Core 2 Duo E6600 2462

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Phenom II X2 X640 BE 5439
+15.8%

Core 2 Duo E6600 4698

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Phenom II X2 X640 BE 2684
+30.8%

Core 2 Duo E6600 2052