Opteron X2 865 HE vs Pentium G840

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Primary details

Comparing Pentium G840 and Opteron X2 865 HE processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking2511not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.61no data
Market segmentDesktop processorServer
Architecture codenameSandy Bridge (2011−2013)Egypt (2005−2006)
Release date22 May 2011 (13 years ago)August 2005 (18 years ago)
Launch price (MSRP)$60no data
Current price$64 (1.1x MSRP)no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium G840 and Opteron X2 865 HE 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 speed2.8 GHzno data
Boost clock speed2.8 GHz1.8 GHz
L1 cache64 KB (per core)128 KB
L2 cache256 KB (per core)1 MB
L3 cache3 MB (shared)0 KB
Chip lithography32 nm90 nm
Die size131 mm2no data
Maximum core temperature69 °Cno data
Number of transistors504 million233 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Pentium G840 and Opteron X2 865 HE 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 configuration18
SocketFCLGA1155940
Power consumption (TDP)65 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G840 and Opteron X2 865 HE. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI+no data
AVX+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+no data
Flex Memory Access+no data
FDI+no data
Fast Memory Access+no data
StatusDiscontinuedno data

Security technologies

Pentium G840 and Opteron X2 865 HE 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 Pentium G840 and Opteron X2 865 HE are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G840 and Opteron X2 865 HE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth21 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® HD Graphics for 2nd Generation Intel® Processorsno data
Graphics max frequency1.1 GHzno data

Graphics interfaces

Available interfaces and connections of Pentium G840 and Opteron X2 865 HE integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Pentium G840 and Opteron X2 865 HE.

PCIe version2.0no data

Pros & cons summary


Chip lithography 32 nm 90 nm
Power consumption (TDP) 65 Watt 55 Watt

We couldn't decide between Pentium G840 and Opteron X2 865 HE. We've got no test results to judge.

Note that Pentium G840 is a desktop processor while Opteron X2 865 HE is a server/workstation one.


Should you still have questions on choice between Pentium G840 and Opteron X2 865 HE, ask them in Comments section, and we shall answer.

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Intel Pentium G840
Pentium G840
AMD Opteron X2 865 HE
Opteron X2 865 HE

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Community ratings

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