Intel Xeon W3503 vs AMD Opteron 148

Comparative analysis of Intel Xeon W3503 and AMD Opteron 148 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 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).

Intel Xeon W3503

AMD Opteron 148

Differences

Reasons to consider the Intel Xeon W3503

CPU is newer: launch date 5 year(s) 3 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 9% higher clock speed: 2.4 GHz vs 2.2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 130 nm
2.3x better performance in PassMark - Single thread mark: 1027 vs 443
2.8x better performance in PassMark - CPU mark: 1116 vs 392

Specifications (specs)
Launch date	March 2009 vs November 2003
Number of cores	2 vs 1
Maximum frequency	2.4 GHz vs 2.2 GHz
Manufacturing process technology	45 nm vs 130 nm
Benchmarks
PassMark - Single thread mark	1027 vs 443
PassMark - CPU mark	1116 vs 392

Reasons to consider the AMD Opteron 148

2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 46% lower typical power consumption: 89 Watt vs 130 Watt

L2 cache	1024 KB vs 256 KB (per core)
Thermal Design Power (TDP)	89 Watt vs 130 Watt

Compare benchmarks

CPU 1: Intel Xeon W3503
CPU 2: AMD Opteron 148

PassMark - Single thread mark

CPU 1

CPU 2

1027

443

PassMark - CPU mark

CPU 1

CPU 2

1116

392

Name	Intel Xeon W3503	AMD Opteron 148
PassMark - Single thread mark	1027	443
PassMark - CPU mark	1116	392
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.27
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	24.752
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.098
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.561
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.753

Compare specifications (specs)

	Intel Xeon W3503	AMD Opteron 148
Essentials
Architecture codename	Bloomfield	SledgeHammer
Launch date	March 2009	November 2003
Launch price (MSRP)	$65
Place in performance rating	3051	2994
Price now	$16.22
Value for money (0-100)	31.88
Vertical segment	Server	Server
Performance
64 bit support
Die size	263 mm	193 mm
L1 cache	64 KB (per core)	128 KB
L2 cache	256 KB (per core)	1024 KB
L3 cache	4096 KB (shared)
Manufacturing process technology	45 nm	130 nm
Maximum frequency	2.4 GHz	2.2 GHz
Number of cores	2	1
Transistor count	731 million	106 million
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1366	940
Thermal Design Power (TDP)	130 Watt	89 Watt
Security & Reliability
Intel® Trusted Execution technology (TXT)
Virtualization
Intel® Virtualization Technology (VT-x)