AMD Opteron 6284 SE vs Intel Xeon L5638

Comparative analysis of AMD Opteron 6284 SE and Intel Xeon L5638 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 6284 SE

Intel Xeon L5638

Differences

Reasons to consider the AMD Opteron 6284 SE

CPU is newer: launch date 2 year(s) 2 month(s) later
10 more cores, run more applications at once: 16 vs 6
4 more threads: 16 vs 12
Around 42% higher clock speed: 3.4 GHz vs 2.40 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
10.7x 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 47% better performance in PassMark - CPU mark: 10619 vs 7217

Specifications (specs)
Launch date	May 2012 vs March 2010
Number of cores	16 vs 6
Number of threads	16 vs 12
Maximum frequency	3.4 GHz vs 2.40 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
Benchmarks
PassMark - CPU mark	10619 vs 7217

Reasons to consider the Intel Xeon L5638

Around 32% higher maximum core temperature: 85°C vs 64.40°C
2.3x lower typical power consumption: 60 Watt vs 140 Watt
Around 10% better performance in PassMark - Single thread mark: 944 vs 857

Specifications (specs)
Maximum core temperature	85°C vs 64.40°C
Thermal Design Power (TDP)	60 Watt vs 140 Watt
Benchmarks
PassMark - Single thread mark	944 vs 857

Compare benchmarks

CPU 1: AMD Opteron 6284 SE
CPU 2: Intel Xeon L5638

PassMark - Single thread mark

CPU 1

CPU 2

857

944

PassMark - CPU mark

CPU 1

CPU 2

10619

7217

Name	AMD Opteron 6284 SE	Intel Xeon L5638
PassMark - Single thread mark	857	944
PassMark - CPU mark	10619	7217

Compare specifications (specs)

	AMD Opteron 6284 SE	Intel Xeon L5638
Essentials
Architecture codename	Interlagos	Westmere EP
Family	AMD Opteron
Launch date	May 2012	March 2010
OPN Tray	OS6284YETGGGU
Place in performance rating	2173	2178
Series	AMD Opteron 6200 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Launch price (MSRP)		$90
Price now		$69.90
Processor Number		L5638
Status		Launched
Value for money (0-100)		23.41
Performance
64 bit support
Base frequency	2.7 GHz	2.00 GHz
Die size	316 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	64.40°C	85°C
Maximum frequency	3.4 GHz	2.40 GHz
Number of cores	16	6
Number of threads	16	12
Transistor count	2400 million	1170 million
Unlocked
Bus Speed		5.86 GT/s QPI
Number of QPI Links		2
VID voltage range		1.0 - 1.5V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3
Compatibility
Max number of CPUs in a configuration	4	2
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	140 Watt	60 Watt
Low Halogen Options Available
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Idle States
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
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
Intel® Trusted Execution technology (TXT)