Core 2 Duo T5600 vs Xeon X5687

Primary details

Comparing Xeon X5687 and Core 2 Duo T5600 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1478	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.07	no data
Market segment	Server	Laptop
Series	no data	Intel Core 2 Duo
Architecture codename	Westmere-EP (2010−2011)	Merom (2006−2008)
Release date	14 February 2011 (13 years ago)	28 July 2006 (17 years ago)
Launch price (MSRP)	$121	$241
Current price	$267 (2.2x MSRP)	$31 (0.1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5687 and Core 2 Duo T5600 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	3.6 GHz	1.83 GHz
Boost clock speed	3.86 GHz	1.83 GHz
Bus support	no data	667 MHz
L1 cache	64 KB (per core)	64 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	12 MB (shared)	0 KB
Chip lithography	32 nm	65 nm
Die size	239 mm2	143 mm2
Maximum core temperature	80 °C	100 °C
Number of transistors	1,170 million	291 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	no data	1.0375V-1.3V

Compatibility

Information on Xeon X5687 and Core 2 Duo T5600 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,LGA1366	PPGA478, PBGA479
Power consumption (TDP)	130 Watt	34 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5687 and Core 2 Duo T5600. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	-
Hyper-Threading Technology	+	-
Idle States	+	-
Thermal Monitoring	-	no data
Demand Based Switching	+	-
PAE	40 Bit	no data
FSB parity	no data	-
Status	Discontinued	Discontinued

Security technologies

Xeon X5687 and Core 2 Duo T5600 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5687 and Core 2 Duo T5600 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5687 and Core 2 Duo T5600. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	288 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	32 GB/s	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon X5687 and Core 2 Duo T5600.

PCIe version

2.0

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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Recency	14 February 2011	28 July 2006
Physical cores	4	2
Threads	8	2
Cost	$121	$241
Chip lithography	32 nm	65 nm
Power consumption (TDP)	130 Watt	34 Watt

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Should you still have questions on choice between Xeon X5687 and Core 2 Duo T5600, ask them in Comments section, and we shall answer.

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