FX-8320E vs Opteron 6276

Primary details

Comparing Opteron 6276 and FX-8320E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1414	1613
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.09	0.69
Market segment	Server	Desktop processor
Power efficiency	3.29	3.11
Architecture codename	Interlagos (2011−2012)	Vishera (2012−2015)
Release date	14 November 2011 (13 years ago)	2 September 2014 (10 years ago)
Launch price (MSRP)	$119	$147

Cost-effectiveness evaluation

Performance per price, higher is better.

Opteron 6276 has 638% better value for money than FX-8320E.

Detailed specifications

Opteron 6276 and FX-8320E 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	16 (Hexadeca-Core)	8 (Octa-Core)
Threads	16	8
Base clock speed	2.3 GHz	3.2 GHz
Boost clock speed	3.2 GHz	4 GHz
L1 cache	768 KB	no data
L2 cache	16 MB	8192 KB
L3 cache	8 MB (per die)	no data
Chip lithography	32 nm	32 nm
Die size	316 mm2	315 mm2
Maximum core temperature	no data	71 °C
Number of transistors	2,400 million	1,200 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+
P0 Vcore voltage	no data	Min: 1.075 V - Max: 1.2875 V

Compatibility

Information on Opteron 6276 and FX-8320E 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	4	1
Socket	G34	AM3+
Power consumption (TDP)	115 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 6276 and FX-8320E. 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 Opteron 6276 and FX-8320E are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 6276 and FX-8320E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Opteron 6276 and FX-8320E.

PCIe version

2.0

n/a

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

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Pros & cons summary

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Performance score	4.00	3.12
Recency	14 November 2011	2 September 2014
Physical cores	16	8
Threads	16	8
Power consumption (TDP)	115 Watt	95 Watt

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Should you still have questions on choice between Opteron 6276 and FX-8320E, ask them in Comments section, and we shall answer.

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