FX-8300 vs Opteron 6276

VS

Aggregate performance score

Opteron 6276
2011
16 cores / 16 threads, 115 Watt
4.00
+19%
FX-8300
2012
8 cores / 8 threads, 95 Watt
3.36

Opteron 6276 outperforms FX-8300 by a moderate 19% based on our aggregate benchmark results.

Primary details

Comparing Opteron 6276 and FX-8300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14141561
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.09no data
Market segmentServerDesktop processor
Power efficiency3.293.35
Architecture codenameInterlagos (2011−2012)Vishera (2012−2015)
Release date14 November 2011 (13 years ago)23 October 2012 (12 years ago)
Launch price (MSRP)$119no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Opteron 6276 and FX-8300 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 cores16 (Hexadeca-Core)8 (Octa-Core)
Threads168
Base clock speed2.3 GHz3.3 GHz
Boost clock speed3.2 GHz4.2 GHz
L1 cache768 KBno data
L2 cache16 MB8192 KB
L3 cache8 MB (per die)no data
Chip lithography32 nm32 nm
Die size316 mm2315 mm2
Maximum core temperatureno data71 °C
Number of transistors2,400 million1,200 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
P0 Vcore voltageno dataMin: 1.075 V - Max: 1.2875 V

Compatibility

Information on Opteron 6276 and FX-8300 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 configuration41
SocketG34AM3+
Power consumption (TDP)115 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 6276 and FX-8300. 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-8300 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 6276 and FX-8300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataOn certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Opteron 6276 and FX-8300.

PCIe version2.0n/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.


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.

Opteron 6276 4.00
+19%
FX-8300 3.36

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.

Opteron 6276 6348
+18.9%
FX-8300 5340

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.

Opteron 6276 357
FX-8300 457
+28%

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.

Opteron 6276 2441
+41.9%
FX-8300 1720

Gaming performance

Pros & cons summary


Performance score 4.00 3.36
Recency 14 November 2011 23 October 2012
Physical cores 16 8
Threads 16 8
Power consumption (TDP) 115 Watt 95 Watt

Opteron 6276 has a 19% higher aggregate performance score, and 100% more physical cores and 100% more threads.

FX-8300, on the other hand, has an age advantage of 11 months, and 21.1% lower power consumption.

The Opteron 6276 is our recommended choice as it beats the FX-8300 in performance tests.

Be aware that Opteron 6276 is a server/workstation processor while FX-8300 is a desktop one.


Should you still have questions on choice between Opteron 6276 and FX-8300, ask them in Comments section, and we shall answer.

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AMD Opteron 6276
Opteron 6276
AMD FX-8300
FX-8300

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Community ratings

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


3.9 51 vote

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Questions & comments

Here you can ask a question about Opteron 6276 or FX-8300, agree or disagree with our judgements, or report an error or mismatch.