AMD Opteron 1385 vs Intel Xeon W3550

Comparative analysis of AMD Opteron 1385 and Intel Xeon W3550 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Opteron 1385

Intel Xeon W3550

Differences

Reasons to consider the AMD Opteron 1385

2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
10922.7x more maximum memory size: 256 TB vs 24 GB
Around 13% lower typical power consumption: 115 Watt vs 130 Watt

L1 cache	512 KB vs 64 KB (per core)
L2 cache	2 MB vs 256 KB (per core)
Maximum memory size	256 TB vs 24 GB
Thermal Design Power (TDP)	115 Watt vs 130 Watt

Reasons to consider the Intel Xeon W3550

CPU is newer: launch date 2 month(s) later
4 more threads: 8 vs 4
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 36% better performance in PassMark - Single thread mark: 1409 vs 1035
Around 70% better performance in PassMark - CPU mark: 3227 vs 1898

Specifications (specs)
Launch date	August 2009 vs 1 Jun 2009
Number of threads	8 vs 4
L3 cache	8192 KB (shared) vs 6 MB
Benchmarks
PassMark - Single thread mark	1409 vs 1035
PassMark - CPU mark	3227 vs 1898

Compare benchmarks

CPU 1: AMD Opteron 1385
CPU 2: Intel Xeon W3550

PassMark - Single thread mark

CPU 1

CPU 2

1035

1409

PassMark - CPU mark

CPU 1

CPU 2

1898

3227

Name	AMD Opteron 1385	Intel Xeon W3550
PassMark - Single thread mark	1035	1409
PassMark - CPU mark	1898	3227
Geekbench 4 - Single Core		548
Geekbench 4 - Multi-Core		2171

Compare specifications (specs)

	AMD Opteron 1385	Intel Xeon W3550
Essentials
Architecture codename	K10	Bloomfield
Launch date	1 Jun 2009	August 2009
Launch price (MSRP)	$229	$235
Place in performance rating	2226	2166
Vertical segment	Server	Server
Price now		$59.95
Processor Number		W3550
Series		Legacy Intel® Xeon® Processors
Status		Discontinued
Value for money (0-100)		27.98
Performance
Base frequency	2.7 GHz	3.06 GHz
L1 cache	512 KB	64 KB (per core)
L2 cache	2 MB	256 KB (per core)
L3 cache	6 MB	8192 KB (shared)
Manufacturing process technology	45 nm	45 nm
Number of cores	4	4
Number of threads	4	8
64 bit support
Bus Speed		4.8 GT/s QPI
Die size		263 mm2
Maximum core temperature		67.9°C
Maximum frequency		3.33 GHz
Number of QPI Links		1
Transistor count		731 million
VID voltage range		0.800V-1.375V
Memory
Maximum memory size	256 TB	24 GB
Supported memory types	DDR3-1333, DDR2-1066	DDR3 800/1066
ECC memory support
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM2+, AM3	FCLGA1366
Thermal Design Power (TDP)	115 Watt	130 Watt
Low Halogen Options Available
Package Size		42.5mm x 45.0mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		36-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)