Athlon II X4 740 vs Xeon X5560

Primary details

Comparing Xeon X5560 and Athlon II X4 740 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1834	1951
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	18.57	no data
Market segment	Server	Desktop processor
Series	no data	Athlon
Architecture codename	Gainestown (2009−2010)	Piledriver
Release date	March 2009 (15 years ago)	1 October 2012 (11 years ago)
Launch price (MSRP)	$44	$71
Current price	$357 (8.1x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5560 and Athlon II X4 740 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)	4 (Quad-Core)
Threads	8	4
Base clock speed	2.8 GHz	3.2 GHz
Boost clock speed	3.2 GHz	3.7 GHz
L1 cache	64 KB (per core)	192 KB
L2 cache	256 KB (per core)	4 MB
L3 cache	8 MB (shared)	no data
Chip lithography	45 nm	32 nm
Die size	263 mm2	no data
Maximum core temperature	75 °C	no data
Number of transistors	731 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon X5560 and Athlon II X4 740 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	2	1
Socket	FCLGA1366	Socket FM2
Power consumption (TDP)	95 Watt	65 watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5560 and Athlon II X4 740. You'll probably need this information if you require some particular technology.

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	40 Bit	no data
Status	Discontinued	no data

Security technologies

Xeon X5560 and Athlon II X4 740 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 Xeon X5560 and Athlon II X4 740 are enumerated here.

VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5560 and Athlon II X4 740. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	144 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	32 GB/s	no data
ECC memory support	+	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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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.

Xeon X5560 outperforms Athlon II X4 740 by 17% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	2.02	1.73
Threads	8	4
Cost	$44	$71
Chip lithography	45 nm	32 nm
Power consumption (TDP)	95 Watt	65 Watt

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Should you still have questions on choice between Xeon X5560 and Athlon II X4 740, ask them in Comments section, and we shall answer.

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