Sempron 145 vs Xeon E5-2666 V3

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Aggregate performance score

Xeon E5-2666 V3
2014
10 cores / 20 threads, 135 Watt
8.92
+2603%
Sempron 145
2010
1 core / 1 thread, 45 Watt
0.33

Xeon E5-2666 V3 outperforms Sempron 145 by a whopping 2603% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2666 V3 and Sempron 145 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking8663090
Place by popularitynot in top-100not in top-100
Market segmentServerDesktop processor
Power efficiency6.250.69
Architecture codenameHaswell-EP (2014−2015)Sargas (2009−2011)
Release date13 November 2014 (10 years ago)1 September 2010 (14 years ago)
Launch price (MSRP)no data$95

Detailed specifications

Xeon E5-2666 V3 and Sempron 145 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 cores10 (Deca-Core)1 (Single-Core)
Threads201
Base clock speed2.9 GHz2.8 GHz
Boost clock speed3.5 GHz2.8 GHz
L1 cache64K (per core)128 KB (per core)
L2 cache256K (per core)1 MB (per core)
L3 cache25 MB (shared)0 KB
Chip lithography22 nm45 nm
Die size356 mm2117 mm2
Number of transistors2,600 million234 million
64 bit support++
Windows 11 compatibilityno data-

Compatibility

Information on Xeon E5-2666 V3 and Sempron 145 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 configuration21
Socket2011-3AM3
Power consumption (TDP)135 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2666 V3 and Sempron 145. You'll probably need this information if you require some particular technology.

AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)+no data
TSX+-

Security technologies

Xeon E5-2666 V3 and Sempron 145 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2666 V3 and Sempron 145 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2666 V3 and Sempron 145. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4 2133 MHz Quad-channelDDR3

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2666 V3 and Sempron 145.

PCIe version3.02.0
PCI Express lanes40no 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.


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 E5-2666 V3 8.92
+2603%
Sempron 145 0.33

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 E5-2666 V3 14167
+2635%
Sempron 145 518

Gaming performance

Pros & cons summary


Performance score 8.92 0.33
Recency 13 November 2014 1 September 2010
Physical cores 10 1
Threads 20 1
Chip lithography 22 nm 45 nm
Power consumption (TDP) 135 Watt 45 Watt

Xeon E5-2666 V3 has a 2603% higher aggregate performance score, an age advantage of 4 years, 900% more physical cores and 1900% more threads, and a 104.5% more advanced lithography process.

Sempron 145, on the other hand, has 200% lower power consumption.

The Xeon E5-2666 V3 is our recommended choice as it beats the Sempron 145 in performance tests.

Be aware that Xeon E5-2666 V3 is a server/workstation processor while Sempron 145 is a desktop one.


Should you still have questions on choice between Xeon E5-2666 V3 and Sempron 145, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2666 V3
Xeon E5-2666 V3
AMD Sempron 145
Sempron 145

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Community ratings

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Questions & comments

Here you can ask a question about Xeon E5-2666 V3 or Sempron 145, agree or disagree with our judgements, or report an error or mismatch.