
Xeon E5649 vs Opteron 6366 HE

Xeon E5649
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Opteron 6366 HE
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Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Performance Comparison
About PassMarkPassmark Score
5659
Passmark Score
5613
Performance Difference
Xeon E5649 is 0.8% faster than Opteron 6366 HE
Benchmarks & Performance Comparison
In this CPU comparison, Xeon E5649 performs 0.8% better in benchmarks. Below you'll find detailed performance analysis, gaming benchmarks, power consumption data, and specifications to help you decide between Xeon E5649 and Opteron 6366 HE.
Both processors are popular choices for gaming PCs. Consider factors like core count, boost clock speeds, power consumption (TDP), and gaming vs productivity performance when choosing between these CPUs.
Technical Specifications
Detailed hardware specifications for Xeon E5649 and Opteron 6366 HE

Xeon E5649
The Xeon E5649 is manufactured by Intel. It was released in 14 February 2011 (14 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 2.53 GHz, with boost up to 2.93 GHz. L3 cache: 12288 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 5,659 points. Launch price was $45.
General Information
Technical Specifications
Compatibility
Memory

Opteron 6366 HE
The Opteron 6366 HE is manufactured by AMD. It was released in 5 November 2012 (13 years ago). It is based on the Abu Dhabi (2012) architecture. It features 16 cores and 16 threads. Base frequency is 1.8 GHz, with boost up to 3.1 GHz. L3 cache: 8 MB (total). L2 cache: 16 MB. Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 85 Watt. Memory support: DDR3. Passmark benchmark score: 5,613 points.
General Information
Technical Specifications
Compatibility
Memory
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