Opteron 4340 vs Xeon E5-2640 v3

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Primary details

Comparing Xeon E5-2640 v3 and Opteron 4340 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1010not rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Power efficiency7.35no data
Architecture codenameHaswell-EP (2014−2015)Seoul (2012)
Release date8 September 2014 (10 years ago)4 December 2012 (12 years ago)

Detailed specifications

Xeon E5-2640 v3 and Opteron 4340 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads166
Base clock speed2.6 GHz3.5 GHz
Boost clock speed3.4 GHz3.8 GHz
Bus rate8 GT/sno data
L1 cache64K (per core)288 KB
L2 cache256K (per core)6144 KB
L3 cache20 MB (shared)8192 KB (shared)
Chip lithography22 nm32 nm
Die size356 mm2315 mm2
Maximum core temperature74 °Cno data
Number of transistors2,600 million1,200 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5-2640 v3 and Opteron 4340 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 configuration22
SocketFCLGA2011C32
Power consumption (TDP)90 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2640 v3 and Opteron 4340. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2no data
AES-NI++
FMA-+
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data

Security technologies

Xeon E5-2640 v3 and Opteron 4340 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2640 v3 and Opteron 4340 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2640 v3 and Opteron 4340. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866DDR3
Maximum memory size768 GBno data
Max memory channels4no data
Maximum memory bandwidth59 GB/sno data
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2640 v3 and Opteron 4340.

PCIe version3.0no data
PCI Express lanes40no data

Pros & cons summary


Recency 8 September 2014 4 December 2012
Physical cores 8 6
Threads 16 6
Chip lithography 22 nm 32 nm
Power consumption (TDP) 90 Watt 95 Watt

Xeon E5-2640 v3 has an age advantage of 1 year, 33.3% more physical cores and 166.7% more threads, a 45.5% more advanced lithography process, and 5.6% lower power consumption.

We couldn't decide between Xeon E5-2640 v3 and Opteron 4340. We've got no test results to judge.


Should you still have questions on choice between Xeon E5-2640 v3 and Opteron 4340, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2640 v3
Xeon E5-2640 v3
AMD Opteron  4340
Opteron 4340

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Community ratings

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