Athlon 64 X2 4200+ vs i7-920

Primary details

Comparing Core i7-920 and Athlon 64 X2 4200+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2008	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.22	no data
Market segment	Desktop processor	Desktop processor
Series	Core i7 (Desktop)	no data
Power efficiency	1.30	no data
Architecture codename	Bloomfield (2008−2010)	Manchester (2005−2006)
Release date	November 2008 (16 years ago)	December 2006 (17 years ago)
Launch price (MSRP)	$340	$309

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-920 and Athlon 64 X2 4200+ 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	2.66 GHz	no data
Boost clock speed	2.93 GHz	2.2 GHz
Bus rate	1333 MHz	no data
L1 cache	64 KB (per core)	256K
L2 cache	256 KB (per core)	512 KB
L3 cache	8 MB (shared)	0 KB
Chip lithography	45 nm	90 nm
Die size	263 mm2	220 mm2
Maximum core temperature	68 °C	no data
Number of transistors	731 million	154 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-920 and Athlon 64 X2 4200+ 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	FCLGA1366,PLGA1366	939
Power consumption (TDP)	130 Watt	89 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-920 and Athlon 64 X2 4200+. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data

Security technologies

Core i7-920 and Athlon 64 X2 4200+ 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 i7-920 and Athlon 64 X2 4200+ are enumerated here.

VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-920 and Athlon 64 X2 4200+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	24 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data

Synthetic benchmark performance

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

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Pros & cons summary

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Physical cores	4	2
Threads	8	2
Chip lithography	45 nm	90 nm
Power consumption (TDP)	130 Watt	89 Watt

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Should you still have questions on choice between Core i7-920 and Athlon 64 X2 4200+, ask them in Comments section, and we shall answer.

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