AMD Opteron 6380 vs Intel Xeon X5647

Comparative analysis of AMD Opteron 6380 and Intel Xeon X5647 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Opteron 6380

Intel Xeon X5647

Differences

Reasons to consider the AMD Opteron 6380

CPU is newer: launch date 1 year(s) 8 month(s) later
12 more cores, run more applications at once: 16 vs 4
8 more threads: 16 vs 8
Around 6% higher clock speed: 3.4 GHz vs 3.20 GHz
3x more L1 cache, more data can be stored in the L1 cache for quick access later
16x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 13% lower typical power consumption: 115 Watt vs 130 Watt
Around 48% better performance in PassMark - CPU mark: 12377 vs 8369

Specifications (specs)
Launch date	November 2012 vs February 2011
Number of cores	16 vs 4
Number of threads	16 vs 8
Maximum frequency	3.4 GHz vs 3.20 GHz
L1 cache	768 KB vs 64 KB (per core)
L2 cache	16 MB vs 256 KB (per core)
L3 cache	16 MB vs 12288 KB (shared)
Max number of CPUs in a configuration	4 vs 2
Thermal Design Power (TDP)	115 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	12377 vs 8369

Reasons to consider the Intel Xeon X5647

Around 17% higher maximum core temperature: 80.4°C vs 69°C
Around 25% better performance in PassMark - Single thread mark: 1418 vs 1133

Specifications (specs)
Maximum core temperature	80.4°C vs 69°C
Benchmarks
PassMark - Single thread mark	1418 vs 1133

Compare benchmarks

CPU 1: AMD Opteron 6380
CPU 2: Intel Xeon X5647

PassMark - Single thread mark

CPU 1

CPU 2

1133

1418

PassMark - CPU mark

CPU 1

CPU 2

12377

8369

Name	AMD Opteron 6380	Intel Xeon X5647
PassMark - Single thread mark	1133	1418
PassMark - CPU mark	12377	8369

Compare specifications (specs)

	AMD Opteron 6380	Intel Xeon X5647
Essentials
Architecture codename	Abu Dhabi	Westmere EP
Family	AMD Opteron
Launch date	November 2012	February 2011
Launch price (MSRP)	$1,150	$175
OPN Tray	OS6380WKTGGHK
Place in performance rating	1762	1628
Price now	$89.99	$199.75
Series	AMD Opteron 6300 Series Processor	Legacy Intel® Xeon® Processors
Value for money (0-100)	33.00	8.82
Vertical segment	Server	Server
Processor Number		X5647
Status		Discontinued
Performance
64 bit support
Base frequency	2.5 GHz	2.93 GHz
Die size	315 mm	239 mm
L1 cache	768 KB	64 KB (per core)
L2 cache	16 MB	256 KB (per core)
L3 cache	16 MB	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	69°C	80.4°C
Maximum frequency	3.4 GHz	3.20 GHz
Number of cores	16	4
Number of threads	16	8
Transistor count	2400 million	1170 million
Unlocked
Bus Speed		5.86 GT/s QPI
Number of QPI Links		2
VID voltage range		0.750V-1.350V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3 800/1066
ECC memory support
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		288 GB
Compatibility
Max number of CPUs in a configuration	4	2
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	115 Watt	130 Watt
Low Halogen Options Available
Package Size		42.5mm X 45mm
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		40-bit
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)