Intel Xeon X3450 vs AMD Opteron 154

Comparative analysis of Intel Xeon X3450 and AMD Opteron 154 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon X3450

AMD Opteron 154

Differences

Reasons to consider the Intel Xeon X3450

CPU is newer: launch date 4 year(s) 1 month(s) later
3 more cores, run more applications at once: 4 vs 1
Around 14% higher clock speed: 3.20 GHz vs 2.8 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 9% lower typical power consumption: 95 Watt vs 104 Watt

Launch date	8 Sep 2009 vs August 2005
Number of cores	4 vs 1
Maximum frequency	3.20 GHz vs 2.8 GHz
Manufacturing process technology	45 nm vs 90 nm
L1 cache	256 KB vs 128 KB
Thermal Design Power (TDP)	95 Watt vs 104 Watt

Compare benchmarks

CPU 1: Intel Xeon X3450
CPU 2: AMD Opteron 154

Name	Intel Xeon X3450	AMD Opteron 154
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.157
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	58.957
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.373
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.72
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.984
PassMark - Single thread mark		534
PassMark - CPU mark		457

Compare specifications (specs)

	Intel Xeon X3450	AMD Opteron 154
Essentials
Architecture codename	Lynnfield	Venus
Launch date	8 Sep 2009	August 2005
Launch price (MSRP)	$261
Place in performance rating	3085	2941
Processor Number	X3450
Series	Legacy Intel Xeon Processors
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.66 GHz
Bus Speed	2.5 GT/s
Die size	296 mm2
L1 cache	256 KB	128 KB
L2 cache	1 MB	1024 KB
L3 cache	8 MB
Manufacturing process technology	45 nm	90 nm
Maximum core temperature	72.7°C
Maximum frequency	3.20 GHz	2.8 GHz
Number of cores	4	1
Number of threads	8
Transistor count	774 million	106 million
VID voltage range	0.6500V-1.4000V
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 800/1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	LGA1156	939
Thermal Design Power (TDP)	95 Watt	104 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8, 4x4
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® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)