Athlon 64 X2 5600+ vs Core 2 Duo E7400

Place in the ranking	2750	2817
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	0.95	0.61
Architecture codename	Wolfdale (2008−2010)	Windsor (2006−2007)
Release date	October 2008 (16 years ago)	December 2006 (17 years ago)

Detailed specifications

Core 2 Duo E7400 and Athlon 64 X2 5600+ 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	2.8 GHz	no data
Boost clock speed	2.8 GHz	2.9 GHz
Bus rate	1066 MHz	no data
L1 cache	64 KB	256 KB
L2 cache	3 MB (shared)	512K
L3 cache	0 KB	0 KB
Chip lithography	45 nm	90 nm
Die size	82 mm²	220 mm²
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	228 million	227 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Duo E7400 and Athlon 64 X2 5600+ 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	AM2
Power consumption (TDP)	65 Watt	89 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E7400 and Athlon 64 X2 5600+. You'll probably need this information if you require some particular technology.

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 E7400 and Athlon 64 X2 5600+ technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E7400 and Athlon 64 X2 5600+. 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.

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.

Core 2 Duo E7400 0.65
+14%

Athlon 64 X2 5600+ 0.57

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Core 2 Duo E7400 1030
+14.1%

Athlon 64 X2 5600+ 903

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Core 2 Duo E7400 318
+37.7%

Athlon 64 X2 5600+ 231

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Core 2 Duo E7400 512
+27.7%

Athlon 64 X2 5600+ 401