A8-6600K vs Opteron 6276

VS

Aggregate performance score

Opteron 6276
2011
16 cores / 16 threads, 115 Watt
4.00
+112%
A8-6600K
2013
4 cores / 4 threads, 100 Watt
1.89

Opteron 6276 outperforms A8-6600K by a whopping 112% based on our aggregate benchmark results.

Primary details

Comparing Opteron 6276 and A8-6600K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14301984
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.480.31
Market segmentServerDesktop processor
Seriesno dataAMD A-Series (Desktop)
Power efficiency3.291.79
Architecture codenameInterlagos (2011−2012)Richland (2013−2014)
Release date14 November 2011 (13 years ago)1 June 2013 (11 years ago)
Launch price (MSRP)$119$142

Cost-effectiveness evaluation

Performance per price, higher is better.

Opteron 6276 has 1668% better value for money than A8-6600K.

Detailed specifications

Opteron 6276 and A8-6600K 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)4 (Quad-Core)
Threads164
Base clock speed2.3 GHz3.9 GHz
Boost clock speed3.2 GHz4.2 GHz
L1 cache768 KB192 KB
L2 cache16 MB4096 KB
L3 cache8 MB (per die)0 KB
Chip lithography32 nm32 nm
Die size316 mm2246 mm2
Maximum core temperatureno data74 °C
Maximum case temperature (TCase)no data74 °C
Number of transistors2,400 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Opteron 6276 and A8-6600K 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
SocketG34FM2
Power consumption (TDP)115 Watt100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 6276 and A8-6600K. You'll probably need this information if you require some particular technology.

AES-NI++
FMA+FMA4
AVX+AVX
PowerNow-+
PowerGating-+
VirusProtect-+

Virtualization technologies

Virtual machine speed-up technologies supported by Opteron 6276 and A8-6600K are enumerated here.

AMD-V++
IOMMU 2.0-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 6276 and A8-6600K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3-1866
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon HD 8570D
จำนวนพาธไลน์no data256
Enduro-+
Switchable graphics-+
UVD-+
VCE-+

Graphics interfaces

Available interfaces and connections of Opteron 6276 and A8-6600K integrated GPUs.

DisplayPort-+
HDMI-+

Graphics API support

APIs supported by Opteron 6276 and A8-6600K integrated GPUs, sometimes API versions are included.

DirectXno dataDirectX® 11

Peripherals

Specifications and connection of peripherals supported by Opteron 6276 and A8-6600K.

PCIe version2.02.0

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.

Opteron 6276 4.00
+112%
A8-6600K 1.89

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
+112%
A8-6600K 2998

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
A8-6600K 447
+25.2%

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
+128%
A8-6600K 1070

Gaming performance

Pros & cons summary


Performance score 4.00 1.89
Recency 14 November 2011 1 June 2013
Physical cores 16 4
Threads 16 4
Power consumption (TDP) 115 Watt 100 Watt

Opteron 6276 has a 111.6% higher aggregate performance score, and 300% more physical cores and 300% more threads.

A8-6600K, on the other hand, has an age advantage of 1 year, and 15% lower power consumption.

The Opteron 6276 is our recommended choice as it beats the A8-6600K in performance tests.

Be aware that Opteron 6276 is a server/workstation processor while A8-6600K is a desktop one.


Should you still have questions on choice between Opteron 6276 and A8-6600K, ask them in Comments section, and we shall answer.

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AMD Opteron 6276
Opteron 6276
AMD A8-6600K
A8-6600K

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Community ratings

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Questions & comments

Here you can ask a question about Opteron 6276 or A8-6600K, agree or disagree with our judgements, or report an error or mismatch.