Intel Xeon L5609 vs Intel Xeon 5140

Comparative analysis of Intel Xeon L5609 and Intel Xeon 5140 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.

Intel Xeon L5609

Intel Xeon 5140

Differences

Reasons to consider the Intel Xeon L5609

CPU is newer: launch date 3 year(s) 8 month(s) later
2 more cores, run more applications at once: 4 vs 2
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
Around 63% lower typical power consumption: 40 Watt vs 65 Watt
Around 26% better performance in PassMark - Single thread mark: 1160 vs 921
Around 85% better performance in PassMark - CPU mark: 3298 vs 1780

Specifications (specs)
Launch date	March 2010 vs June 2006
Number of cores	4 vs 2
Manufacturing process technology	32 nm vs 65 nm
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	40 Watt vs 65 Watt
Benchmarks
PassMark - Single thread mark	1160 vs 921
PassMark - CPU mark	3298 vs 1780

Reasons to consider the Intel Xeon 5140

Around 25% higher clock speed: 2.33 GHz vs 1.86 GHz
Around 3% higher maximum core temperature: 65°C vs 63.1°C
4x more L2 cache, more data can be stored in the L2 cache for quick access later

Maximum frequency	2.33 GHz vs 1.86 GHz
Maximum core temperature	65°C vs 63.1°C
L2 cache	4096 KB vs 256 KB (per core)

Compare benchmarks

CPU 1: Intel Xeon L5609
CPU 2: Intel Xeon 5140

PassMark - Single thread mark

CPU 1

CPU 2

1160

921

PassMark - CPU mark

CPU 1

CPU 2

3298

1780

Name	Intel Xeon L5609	Intel Xeon 5140
PassMark - Single thread mark	1160	921
PassMark - CPU mark	3298	1780
Geekbench 4 - Single Core		1343
Geekbench 4 - Multi-Core		2221

Compare specifications (specs)

	Intel Xeon L5609	Intel Xeon 5140
Essentials
Architecture codename	Westmere EP	Woodcrest
Launch date	March 2010	June 2006
Place in performance rating	2043	2061
Processor Number	L5609	5140
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Discontinued	Launched
Vertical segment	Server	Server
Launch price (MSRP)		$15
Price now		$32.42
Value for money (0-100)		14.89
Performance
64 bit support
Base frequency	1.86 GHz	2.33 GHz
Bus Speed	4.8 GT/s QPI	1333 MHz FSB
Die size	239 mm	143 mm2
L1 cache	64 KB (per core)
L2 cache	256 KB (per core)	4096 KB
L3 cache	12288 KB (shared)
Manufacturing process technology	32 nm	65 nm
Maximum core temperature	63.1°C	65°C
Maximum frequency	1.86 GHz	2.33 GHz
Number of cores	4	2
Number of QPI Links	2
Number of threads	4
Transistor count	1170 million	291 million
VID voltage range	0.750V-1.350V	B2=1.0V-1.5V, G0=.85V-1.5V
Memory
ECC memory support
Max memory channels	3
Maximum memory bandwidth	25.6 GB/s
Maximum memory size	288 GB
Supported memory types	DDR3 800/1066	DDR2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	42.5mm x 45mm	37.5mm x 37.5mm
Sockets supported	FCLGA1366	LGA771
Thermal Design Power (TDP)	40 Watt	65 Watt
Scenario Design Power (SDP)		0 W
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
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)