Turion X2 Ultra ZM-87 vs Core 2 Duo E6420

Primary details

Comparing Core 2 Duo E6420 and Turion X2 Ultra ZM-87 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2901	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Power efficiency	0.70	no data
Architecture codename	Conroe (2006−2007)	Griffin (2008−2009)
Release date	April 2007 (17 years ago)	June 2008 (16 years ago)

Detailed specifications

Core 2 Duo E6420 and Turion X2 Ultra ZM-87 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
Base clock speed	2.13 GHz	no data
Boost clock speed	2.13 GHz	2.4 GHz
Bus rate	1066 MHz	no data
L1 cache	64 KB	256 KB
L2 cache	4 MB	2 MB
L3 cache	0 KB	0 KB
Chip lithography	65 nm	65 nm
Die size	111 mm2	no data
Maximum core temperature	60 °C	no data
Number of transistors	167 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.5V	no data

Compatibility

Information on Core 2 Duo E6420 and Turion X2 Ultra ZM-87 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	1	1
Socket	PLGA775	S1
Power consumption (TDP)	65 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6420 and Turion X2 Ultra ZM-87. You'll probably need this information if you require some particular technology.

PowerNow	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Core 2 Duo E6420 and Turion X2 Ultra ZM-87 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E6420 and Turion X2 Ultra ZM-87 are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6420 and Turion X2 Ultra ZM-87. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

no data

Pros & cons summary

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Power consumption (TDP)

65 Watt

35 Watt

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Should you still have questions on choice between Core 2 Duo E6420 and Turion X2 Ultra ZM-87, ask them in Comments section, and we shall answer.

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