Xeon E5503 vs W3503

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Aggregate performance score

Xeon W3503
2009
2 cores / 2 threads, 130 Watt
0.70
+37.3%
Xeon E5503
2010
2 cores / 2 threads, 80 Watt
0.51

Xeon W3503 outperforms Xeon E5503 by a substantial 37% based on our aggregate benchmark results.

Primary details

Comparing Xeon W3503 and Xeon E5503 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27162888
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.150.02
Market segmentServerServer
Power efficiency0.510.60
Architecture codenameBloomfield (2008−2010)Gainestown (2009−2010)
Release date30 March 2009 (15 years ago)16 March 2010 (14 years ago)
Launch price (MSRP)$65$287

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon W3503 has 20650% better value for money than Xeon E5503.

Detailed specifications

Xeon W3503 and Xeon E5503 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 cores2 (Dual-core)2 (Dual-core)
Threads22
Base clock speed2.4 GHz2 GHz
Boost clock speed2.4 GHz2 GHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)256 KB (per core)
L3 cache4 MB (shared)4 MB (shared)
Chip lithography45 nm45 nm
Die size263 mm2263 mm2
Maximum core temperatureno data76 °C
Number of transistors731 million731 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.8V-1.225Vno data

Compatibility

Information on Xeon W3503 and Xeon E5503 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 configuration12
Socket1366FCLGA1366
Power consumption (TDP)130 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W3503 and Xeon E5503. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States++
Demand Based Switching++
PAE36 Bit40 Bit

Security technologies

Xeon W3503 and Xeon E5503 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W3503 and Xeon E5503 are enumerated here.

VT-dno data+
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W3503 and Xeon E5503. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size24 GB144 GB
Max memory channels33
Maximum memory bandwidth25.6 GB/s19.2 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Xeon W3503 and Xeon E5503.

PCIe version2.02.0

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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 W3503 0.70
+37.3%
Xeon E5503 0.51

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.

Xeon W3503 1118
+39.1%
Xeon E5503 804

Gaming performance

Pros & cons summary


Performance score 0.70 0.51
Recency 30 March 2009 16 March 2010
Power consumption (TDP) 130 Watt 80 Watt

Xeon W3503 has a 37.3% higher aggregate performance score.

Xeon E5503, on the other hand, has an age advantage of 11 months, and 62.5% lower power consumption.

The Xeon W3503 is our recommended choice as it beats the Xeon E5503 in performance tests.


Should you still have questions on choice between Xeon W3503 and Xeon E5503, ask them in Comments section, and we shall answer.

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Intel Xeon W3503
Xeon W3503
Intel Xeon E5503
Xeon E5503

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4 4 votes

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3 2 votes

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Questions & comments

Here you can ask a question about Xeon W3503 or Xeon E5503, agree or disagree with our judgements, or report an error or mismatch.