Intel Xeon E5-2620 vs Intel Xeon E5506

Comparative analysis of Intel Xeon E5-2620 and Intel Xeon E5506 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, 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 E5-2620

Intel Xeon E5506

Differences

Reasons to consider the Intel Xeon E5-2620

CPU is newer: launch date 3 year(s) 0 month(s) later
2 more cores, run more applications at once: 6 vs 4
8 more threads: 12 vs 4
Around 17% higher clock speed: 2.50 GHz vs 2.13 GHz
Around 2% higher maximum core temperature: 77.4°C vs 76°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
3.8x more L3 cache, more data can be stored in the L3 cache for quick access later
2.7x more maximum memory size: 384 GB vs 144 GB
Around 24% better performance in PassMark - Single thread mark: 1132 vs 911
2.6x better performance in PassMark - CPU mark: 9796 vs 3710

Specifications (specs)
Launch date	March 2012 vs March 2009
Number of cores	6 vs 4
Number of threads	12 vs 4
Maximum frequency	2.50 GHz vs 2.13 GHz
Maximum core temperature	77.4°C vs 76°C
Manufacturing process technology	32 nm vs 45 nm
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
L3 cache	15360 KB (shared) vs 4096 KB (shared)
Maximum memory size	384 GB vs 144 GB
Benchmarks
PassMark - Single thread mark	1132 vs 911
PassMark - CPU mark	9796 vs 3710

Reasons to consider the Intel Xeon E5506

Around 19% lower typical power consumption: 80 Watt vs 95 Watt
3.7x better performance in Geekbench 4 - Single Core: 1690 vs 451
Around 73% better performance in Geekbench 4 - Multi-Core: 4863 vs 2805

Specifications (specs)
Thermal Design Power (TDP)	80 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core	1690 vs 451
Geekbench 4 - Multi-Core	4863 vs 2805

Compare benchmarks

CPU 1: Intel Xeon E5-2620
CPU 2: Intel Xeon E5506

PassMark - Single thread mark

CPU 1

CPU 2

1132

911

PassMark - CPU mark

CPU 1

CPU 2

9796

3710

Geekbench 4 - Single Core

CPU 1

CPU 2

451

1690

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2805

4863

Name	Intel Xeon E5-2620	Intel Xeon E5506
PassMark - Single thread mark	1132	911
PassMark - CPU mark	9796	3710
Geekbench 4 - Single Core	451	1690
Geekbench 4 - Multi-Core	2805	4863
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	26.433
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	139.281
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.292
CompuBench 1.5 Desktop - Video Composition (Frames/s)	6.286
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	35.214

Compare specifications (specs)

	Intel Xeon E5-2620	Intel Xeon E5506
Essentials
Architecture codename	Sandy Bridge EP	Nehalem EP
Launch date	March 2012	March 2009
Launch price (MSRP)	$36	$43
Place in performance rating	1690	1683
Price now	$34.65	$69
Processor Number	E5-2620	E5506
Series	Intel® Xeon® Processor E5 Family	Legacy Intel® Xeon® Processors
Status	Launched	Launched
Value for money (0-100)	67.37	12.71
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.00 GHz	2.13 GHz
Bus Speed	7.2 GT/s QPI	4.8 GT/s QPI
Die size	435 mm	263 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	15360 KB (shared)	4096 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	77.4°C	76°C
Maximum frequency	2.50 GHz	2.13 GHz
Number of cores	6	4
Number of QPI Links	2	2
Number of threads	12	4
Transistor count	2270 million	731 million
VID voltage range	0.60V-1.35V	0.75V -1.35V
Memory
ECC memory support
Max memory channels	4	3
Maximum memory bandwidth	42.6 GB/s	19.2 GB/s
Maximum memory size	384 GB	144 GB
Supported memory types	DDR3 800/1066/1333	DDR3 800
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	80 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 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)