AMD Opteron 6278 vs Intel Xeon E5-2643 v2

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Combined performance score

Xeon E5-2643 v2
5.95

Opteron 6278 outperforms Xeon E5-2643 v2 by 50% in our combined benchmark results.

General info

Comparing Xeon E5-2643 v2 and Opteron 6278 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking1002763
Place by popularitynot in top-100not in top-100
Value for money2.192.56
Market segmentServerServer
Architecture codenameIvy Bridge-EP (2013)Interlagos (2011−2012)
Release date1 September 2013 (10 years old)1 May 2012 (11 years old)
Launch price (MSRP)$2,200no data
Current price$397 (0.2x MSRP)$793
Value for money

Performance per price, higher is better.

Opteron 6278 has 17% better value for money than Xeon E5-2643 v2.

Technical specs

Xeon E5-2643 v2 and Opteron 6278 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 cores6 (Hexa-Core)16 (Hexadeca-Core)
Threads1216
Base clock speed3.5 GHz2.4 GHz
Boost clock speed3.8 GHz3.3 GHz
L1 cache64 KB (per core)768 KB
L2 cache256 KB (per core)16 MB
L3 cache15 MB (shared)8 MB (per die)
Chip lithography22 nm32 nm
Die size160 mm2316 mm2
Maximum core temperature74 °Cno data
Number of transistors1,400 million2,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Xeon E5-2643 v2 and Opteron 6278 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 configuration24
SocketFCLGA2011G34
Power consumption (TDP)130 Watt115 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2643 v2 and Opteron 6278. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXno data
AES-NI++
FMAno data+
AVX++
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX-no data
Idle States+no data
Thermal Monitoring+no data
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data
StatusDiscontinuedno data

Security technologies

Xeon E5-2643 v2 and Opteron 6278 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
Identity Protection-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2643 v2 and Opteron 6278 are enumerated here.

AMD-Vno data+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2643 v2 and Opteron 6278. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size768 GBno data
Max memory channels4no data
Maximum memory bandwidth59.7 GB/sno data
ECC memory support+no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2643 v2 and Opteron 6278.

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 E5-2643 v2 5.95
Opteron 6278 8.94
+50.3%

Opteron 6278 outperforms Xeon E5-2643 v2 by 50% in our combined benchmark results.


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.

Benchmark coverage: 68%

Xeon E5-2643 v2 9134
Opteron 6278 13733
+50.4%

Opteron 6278 outperforms Xeon E5-2643 v2 by 50% in Passmark.

Gaming performance

Advantages and disadvantages


Performance score 5.95 8.94
Recency 1 September 2013 1 May 2012
Physical cores 6 16
Threads 12 16
Chip lithography 22 nm 32 nm
Power consumption (TDP) 130 Watt 115 Watt

The Opteron 6278 is our recommended choice as it beats the Xeon E5-2643 v2 in performance tests.


Should you still have questions on choice between Xeon E5-2643 v2 and Opteron 6278, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Xeon E5-2643 v2
Xeon E5-2643 v2
AMD Opteron 6278
Opteron 6278

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User ratings: view and submit

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Questions and comments

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