Opteron X2 865 HE vs FX-8100

Primary details

Comparing FX-8100 and Opteron X2 865 HE processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1700	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Architecture codename	Zambezi (2011−2012)	Egypt (2005−2006)
Release date	12 October 2011 (12 years ago)	August 2005 (19 years ago)

Detailed specifications

FX-8100 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 cores	8 (Octa-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	2.8 GHz	no data
Boost clock speed	3.7 GHz	1.8 GHz
L1 cache	384 KB	128 KB
L2 cache	8 MB	1 MB
L3 cache	8 MB (shared)	0 KB
Chip lithography	32 nm	90 nm
Die size	315 mm2	no data
Number of transistors	1,200 million	233 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on FX-8100 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 configuration	1	8
Socket	AM3+	940
Power consumption (TDP)	95 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8100 and Opteron X2 865 HE. You'll probably need this information if you require some particular technology.

AES-NI	+	-
FMA	+	-
AVX	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8100 and Opteron X2 865 HE are enumerated here.

AMD-V

+

-

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8100 and Opteron X2 865 HE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

no data

Peripherals

Specifications and connection of peripherals supported by FX-8100 and Opteron X2 865 HE.

PCIe version

2.0

no data

Pros & cons summary

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Physical cores	8	2
Threads	8	2
Chip lithography	32 nm	90 nm
Power consumption (TDP)	95 Watt	55 Watt

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Should you still have questions on choice between FX-8100 and Opteron X2 865 HE, ask them in Comments section, and we shall answer.

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