Core 2 Duo T7250 vs Xeon W3520

Primary details

Comparing Xeon W3520 and Core 2 Duo T7250 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1988	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.27	no data
Market segment	Server	Laptop
Series	no data	Intel Core 2 Duo
Power efficiency	1.34	no data
Architecture codename	Bloomfield (2008−2010)	Merom (2006−2008)
Release date	30 March 2009 (15 years ago)	2 August 2007 (17 years ago)
Launch price (MSRP)	$404	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W3520 and Core 2 Duo T7250 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	2 GHz
Boost clock speed	2.93 GHz	2 GHz
Bus rate	no data	800 MHz
L1 cache	64 KB (per core)	64 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	8 MB (shared)	0 KB
Chip lithography	45 nm	65 nm
Die size	263 mm2	143 mm2
Maximum core temperature	68 °C	100 °C
Number of transistors	731 million	291 Million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	1.075V-1.175V

Compatibility

Information on Xeon W3520 and Core 2 Duo T7250 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	PBGA479,PPGA478
Power consumption (TDP)	130 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W3520 and Core 2 Duo T7250. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon W3520 and Core 2 Duo T7250 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W3520 and Core 2 Duo T7250 are enumerated here.

VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W3520 and Core 2 Duo T7250. 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
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon W3520 and Core 2 Duo T7250.

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	30 March 2009	2 August 2007
Physical cores	4	2
Threads	8	2
Chip lithography	45 nm	65 nm
Power consumption (TDP)	130 Watt	35 Watt

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Should you still have questions on choice between Xeon W3520 and Core 2 Duo T7250, ask them in Comments section, and we shall answer.

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