Athlon II P340 vs Xeon E5440

VS

Aggregate performance score

Xeon E5440
2008
80 Watt
1.50
+233%
Athlon II P340
2010
2 cores / 2 threads, 25 Watt
0.45

Xeon E5440 outperforms Athlon II P340 by a whopping 233% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5440 and Athlon II P340 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21432936
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Seriesno dataAMD Athlon II
Power efficiency1.771.70
Architecture codenameno dataChamplain (2010−2011)
Release date1 January 2008 (16 years ago)4 October 2010 (14 years ago)

Detailed specifications

Xeon E5440 and Athlon II P340 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 coresno data2 (Dual-core)
Threadsno data2
Base clock speed2.83 GHzno data
Boost clock speedno data2.2 GHz
Bus rateno data3200 MHz
L1 cacheno data256 KB
L2 cacheno data1 MB
L3 cache12 MB L2 Cacheno data
Chip lithography45 nm45 nm
Maximum core temperature67 °Cno data
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.35Vno data

Compatibility

Information on Xeon E5440 and Athlon II P340 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.

SocketLGA771S1g4
Power consumption (TDP)80 Watt25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5440 and Athlon II P340. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataSSE-3, SSE4A, 3DNow!, MMX, DEP, SVM
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Demand Based Switching+no data
FSB parity+no data

Security technologies

Xeon E5440 and Athlon II P340 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 E5440 and Athlon II P340 are enumerated here.

VT-x+no data
EPT-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.


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 E5440 1.50
+233%
Athlon II P340 0.45

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 E5440 2389
+236%
Athlon II P340 710

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon E5440 367
+96.3%
Athlon II P340 187

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon E5440 1029
+235%
Athlon II P340 307

Gaming performance

Pros & cons summary


Performance score 1.50 0.45
Recency 1 January 2008 4 October 2010
Power consumption (TDP) 80 Watt 25 Watt

Xeon E5440 has a 233.3% higher aggregate performance score.

Athlon II P340, on the other hand, has an age advantage of 2 years, and 220% lower power consumption.

The Xeon E5440 is our recommended choice as it beats the Athlon II P340 in performance tests.

Be aware that Xeon E5440 is a server/workstation processor while Athlon II P340 is a notebook one.


Should you still have questions on choice between Xeon E5440 and Athlon II P340, ask them in Comments section, and we shall answer.

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Intel Xeon E5440
Xeon E5440
AMD Athlon II P340
Athlon II P340

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Community ratings

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Questions & comments

Here you can ask a question about Xeon E5440 or Athlon II P340, agree or disagree with our judgements, or report an error or mismatch.