Intel Xeon E5-2650 vs Intel Xeon L5609

Comparative analysis of Intel Xeon E5-2650 and Intel Xeon L5609 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, 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 E5-2650

Intel Xeon L5609

Differences

Reasons to consider the Intel Xeon E5-2650

CPU is newer: launch date 2 year(s) 0 month(s) later
4 more cores, run more applications at once: 8 vs 4
12 more threads: 16 vs 4
Around 51% higher clock speed: 2.80 GHz vs 1.86 GHz
Around 23% higher maximum core temperature: 77.4°C vs 63.1°C
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
Around 67% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 33% higher maximum memory size: 384 GB vs 288 GB
Around 8% better performance in PassMark - Single thread mark: 1248 vs 1160
3.9x better performance in PassMark - CPU mark: 12897 vs 3298

Specifications (specs)
Launch date	March 2012 vs March 2010
Number of cores	8 vs 4
Number of threads	16 vs 4
Maximum frequency	2.80 GHz vs 1.86 GHz
Maximum core temperature	77.4°C vs 63.1°C
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
L3 cache	20480 KB (shared) vs 12288 KB (shared)
Maximum memory size	384 GB vs 288 GB
Benchmarks
PassMark - Single thread mark	1248 vs 1160
PassMark - CPU mark	12897 vs 3298

Reasons to consider the Intel Xeon L5609

2.4x lower typical power consumption: 40 Watt vs 95 Watt

Thermal Design Power (TDP)	40 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-2650
CPU 2: Intel Xeon L5609

PassMark - Single thread mark

CPU 1

CPU 2

1248

1160

PassMark - CPU mark

CPU 1

CPU 2

12897

3298

Name	Intel Xeon E5-2650	Intel Xeon L5609
PassMark - Single thread mark	1248	1160
PassMark - CPU mark	12897	3298
Geekbench 4 - Single Core	471
Geekbench 4 - Multi-Core	3527

Compare specifications (specs)

	Intel Xeon E5-2650	Intel Xeon L5609
Essentials
Architecture codename	Sandy Bridge EP	Westmere EP
Launch date	March 2012	March 2010
Launch price (MSRP)	$91
Place in performance rating	2025	2041
Price now	$130.43
Processor Number	E5-2650	L5609
Series	Intel® Xeon® Processor E5 Family	Legacy Intel® Xeon® Processors
Status	Discontinued	Discontinued
Value for money (0-100)	22.91
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.00 GHz	1.86 GHz
Bus Speed	8 GT/s QPI	4.8 GT/s QPI
Die size	435 mm	239 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	20480 KB (shared)	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	77.4°C	63.1°C
Maximum frequency	2.80 GHz	1.86 GHz
Number of cores	8	4
Number of QPI Links	2	2
Number of threads	16	4
Transistor count	2270 million	1170 million
VID voltage range	0.60V-1.35V	0.750V-1.350V
Memory
ECC memory support
Max memory channels	4	3
Maximum memory bandwidth	51.2 GB/s	25.6 GB/s
Maximum memory size	384 GB	288 GB
Supported memory types	DDR3 800/1066/1333/1600	DDR3 800/1066
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	52.5mm x 45.0mm	42.5mm x 45mm
Sockets supported	FCLGA2011	FCLGA1366
Thermal Design Power (TDP)	95 Watt	40 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0
Scalability	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Physical Address Extensions (PAE)		40-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)