Athlon 64 3700+ vs Core 2 Duo E4400

General info

Comparing Core 2 Duo E4400 and Athlon 64 3700+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Architecture codename	Allendale (2006−2009)	San Diego (2001−2005)
Release date	July 2007 (16 years old)	January 2001 (23 years old)
Launch price (MSRP)	no data	$69
Current price	$32	$110 (1.6x MSRP)

Technical specs

Core 2 Duo E4400 and Athlon 64 3700+ 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
Base clock speed	2 GHz	no data
Boost clock speed	2 GHz	2.4 GHz
L1 cache	64 KB	128 KB
L2 cache	2 MB	1 MB
L3 cache	0 KB	0 KB
Chip lithography	65 nm	130 nm
Die size	111 mm2	199 mm2
Maximum core temperature	L2=61 °C, M0=73 °C	no data
Number of transistors	167 million	233 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	0.85V-1.5V	no data

Compatibility

Information on Core 2 Duo E4400 and Athlon 64 3700+ 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	LGA775	939
Power consumption (TDP)	65 Watt	89 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E4400 and Athlon 64 3700+. You'll probably need this information if you require some particular technology.

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

Security technologies

Core 2 Duo E4400 and Athlon 64 3700+ 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 E4400 and Athlon 64 3700+ are enumerated here.

VT-x

-

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E4400 and Athlon 64 3700+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

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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Advantages and disadvantages

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Physical cores	2	1
Threads	2	1
Chip lithography	65 nm	130 nm
Power consumption (TDP)	65 Watt	89 Watt

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Should you still have questions on choice between Core 2 Duo E4400 and Athlon 64 3700+, ask them in Comments section, and we shall answer.

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