Intel Xeon L5609 vs Intel Xeon L5530

Comparative analysis of Intel Xeon L5609 and Intel Xeon L5530 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.

Intel Xeon L5609

Intel Xeon L5530

Differences

Reasons to consider the Intel Xeon L5609

CPU is newer: launch date 6 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 288 GB vs 144 GB
Around 50% lower typical power consumption: 40 Watt vs 60 Watt
Around 31% better performance in PassMark - CPU mark: 3298 vs 2522

Specifications (specs)
Launch date	March 2010 vs August 2009
Manufacturing process technology	32 nm vs 45 nm
L3 cache	12288 KB (shared) vs 8192 KB (shared)
Maximum memory size	288 GB vs 144 GB
Thermal Design Power (TDP)	40 Watt vs 60 Watt
Benchmarks
PassMark - CPU mark	3298 vs 2522

Reasons to consider the Intel Xeon L5530

4 more threads: 8 vs 4
Around 43% higher clock speed: 2.66 GHz vs 1.86 GHz
Around 11% higher maximum core temperature: 70°C vs 63.1°C
Around 1% better performance in PassMark - Single thread mark: 1169 vs 1160

Specifications (specs)
Number of threads	8 vs 4
Maximum frequency	2.66 GHz vs 1.86 GHz
Maximum core temperature	70°C vs 63.1°C
Benchmarks
PassMark - Single thread mark	1169 vs 1160

Compare benchmarks

CPU 1: Intel Xeon L5609
CPU 2: Intel Xeon L5530

PassMark - Single thread mark

CPU 1

CPU 2

1160

1169

PassMark - CPU mark

CPU 1

CPU 2

3298

2522

Name	Intel Xeon L5609	Intel Xeon L5530
PassMark - Single thread mark	1160	1169
PassMark - CPU mark	3298	2522

Compare specifications (specs)

	Intel Xeon L5609	Intel Xeon L5530
Essentials
Architecture codename	Westmere EP	Nehalem EP
Launch date	March 2010	August 2009
Place in performance rating	2046	2062
Processor Number	L5609	L5530
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Discontinued	Launched
Vertical segment	Server	Server
Price now		$13.96
Value for money (0-100)		91.79
Performance
64 bit support
Base frequency	1.86 GHz	2.40 GHz
Bus Speed	4.8 GT/s QPI	5.86 GT/s QPI
Die size	239 mm	263 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	12288 KB (shared)	8192 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	63.1°C	70°C
Maximum frequency	1.86 GHz	2.66 GHz
Number of cores	4	4
Number of QPI Links	2	2
Number of threads	4	8
Transistor count	1170 million	731 million
VID voltage range	0.750V-1.350V	0.75V -1.35V
Memory
ECC memory support
Max memory channels	3	3
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s
Maximum memory size	288 GB	144 GB
Supported memory types	DDR3 800/1066	DDR3 800/1066
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	42.5mm x 45mm	42.5mm x 45mm
Sockets supported	FCLGA1366	FCLGA1366
Thermal Design Power (TDP)	40 Watt	60 Watt
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)	40-bit	40-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)