Athlon II X2 245 vs Xeon W3503

Primary details

Comparing Xeon W3503 and Athlon II X2 245 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2699	2701
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.15	5.89
Market segment	Server	Desktop processor
Power efficiency	0.51	1.02
Architecture codename	Bloomfield (2008−2010)	Regor (2009−2013)
Release date	30 March 2009 (15 years ago)	23 July 2009 (15 years ago)
Launch price (MSRP)	$65	$35

Cost-effectiveness evaluation

Performance per price, higher is better.

Athlon II X2 245 has 42% better value for money than Xeon W3503.

Detailed specifications

Xeon W3503 and Athlon II X2 245 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	2.4 GHz	2.9 GHz
Boost clock speed	2.4 GHz	2.9 GHz
L1 cache	64 KB (per core)	256 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	4 MB (shared)	0 KB
Chip lithography	45 nm	45 nm
Die size	263 mm2	117 mm2
Number of transistors	731 million	410 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.8V-1.225V	no data

Compatibility

Information on Xeon W3503 and Athlon II X2 245 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	1366	AM3
Power consumption (TDP)	130 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W3503 and Athlon II X2 245. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon W3503 and Athlon II X2 245 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 W3503 and Athlon II X2 245 are enumerated here.

VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W3503 and Athlon II X2 245. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
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

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Xeon W3503 and Athlon II X2 245.

PCIe version

2.0

2.0

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.

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Pros & cons summary

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Recency	30 March 2009	23 July 2009
Power consumption (TDP)	130 Watt	65 Watt

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Should you still have questions on choice between Xeon W3503 and Athlon II X2 245, ask them in Comments section, and we shall answer.

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