Opteron 6276 vs FX-8320

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Aggregate performance score

FX-8320
2012
8 cores / 8 threads, 125 Watt
3.43
Opteron 6276
2011
16 cores / 16 threads, 115 Watt
4.00
+16.6%

Opteron 6276 outperforms FX-8320 by a moderate 17% based on our aggregate benchmark results.

Primary details

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

Place in the ranking15491416
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data5.09
Market segmentDesktop processorServer
Power efficiency2.603.29
Architecture codenameVishera (2012−2015)Interlagos (2011−2012)
Release date23 October 2012 (12 years ago)14 November 2011 (13 years ago)
Launch price (MSRP)no data$119

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

FX-8320 and Opteron 6276 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)16 (Hexadeca-Core)
Threads816
Base clock speed3.5 GHz2.3 GHz
Boost clock speed4 GHz3.2 GHz
L1 cacheno data768 KB
L2 cache8192 KB16 MB
L3 cacheno data8 MB (per die)
Chip lithography32 nm32 nm
Die size315 mm2316 mm2
Maximum core temperature61 °Cno data
Number of transistors1,200 million2,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
P0 Vcore voltageMin: 1.2 V - Max: 1.4 Vno data

Compatibility

Information on FX-8320 and Opteron 6276 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 configuration14
SocketAM3+G34
Power consumption (TDP)125 Watt115 Watt

Technologies and extensions

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

AMD-V++

Memory specs

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

Supported memory typesDDR3DDR3

Peripherals

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

PCIe versionn/a2.0

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.

FX-8320 3.43
Opteron 6276 4.00
+16.6%

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.

FX-8320 5443
Opteron 6276 6348
+16.6%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

FX-8320 460
+28.9%
Opteron 6276 357

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

FX-8320 1808
Opteron 6276 2441
+35%

Gaming performance

Pros & cons summary


Performance score 3.43 4.00
Recency 23 October 2012 14 November 2011
Physical cores 8 16
Threads 8 16
Power consumption (TDP) 125 Watt 115 Watt

FX-8320 has an age advantage of 11 months.

Opteron 6276, on the other hand, has a 16.6% higher aggregate performance score, 100% more physical cores and 100% more threads, and 8.7% lower power consumption.

The Opteron 6276 is our recommended choice as it beats the FX-8320 in performance tests.

Note that FX-8320 is a desktop processor while Opteron 6276 is a server/workstation one.


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

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AMD FX-8320
FX-8320
AMD Opteron 6276
Opteron 6276

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about FX-8320 or Opteron 6276, agree or disagree with our judgements, or report an error or mismatch.