Intel Xeon E5620 vs Intel Xeon W3565

Comparative analysis of Intel Xeon E5620 and Intel Xeon W3565 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, 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 E5620

Intel Xeon W3565

Differences

Reasons to consider the Intel Xeon E5620

CPU is newer: launch date 3 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
12x more maximum memory size: 288 GB vs 24 GB
Around 63% lower typical power consumption: 80 Watt vs 130 Watt
Around 93% better performance in PassMark - CPU mark: 6528 vs 3375
Around 1% better performance in Geekbench 4 - Multi-Core: 2092 vs 2070
Around 48% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.552 vs 1.052
Around 19% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 62.536 vs 52.603
Around 37% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.469 vs 0.342
Around 48% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.559 vs 1.732
Around 53% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 7.383 vs 4.841

Specifications (specs)
Launch date	March 2010 vs November 2009
Manufacturing process technology	32 nm vs 45 nm
L3 cache	12288 KB (shared) vs 8192 KB (shared)
Maximum memory size	288 GB vs 24 GB
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	80 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	6528 vs 3375
Geekbench 4 - Multi-Core	2092 vs 2070
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.552 vs 1.052
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	62.536 vs 52.603
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.469 vs 0.342
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.559 vs 1.732
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.383 vs 4.841

Reasons to consider the Intel Xeon W3565

Around 30% higher clock speed: 3.46 GHz vs 2.66 GHz
Around 38% better performance in PassMark - Single thread mark: 1505 vs 1091
Around 18% better performance in Geekbench 4 - Single Core: 522 vs 442

Specifications (specs)
Maximum frequency	3.46 GHz vs 2.66 GHz
Benchmarks
PassMark - Single thread mark	1505 vs 1091
Geekbench 4 - Single Core	522 vs 442

Compare benchmarks

CPU 1: Intel Xeon E5620
CPU 2: Intel Xeon W3565

PassMark - Single thread mark

CPU 1

CPU 2

1091

1505

PassMark - CPU mark

CPU 1

CPU 2

6528

3375

Geekbench 4 - Single Core

CPU 1

CPU 2

442

522

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2092

2070

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.552

1.052

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

62.536

52.603

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.469

0.342

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.559

1.732

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

7.383

4.841

Name	Intel Xeon E5620	Intel Xeon W3565
PassMark - Single thread mark	1091	1505
PassMark - CPU mark	6528	3375
Geekbench 4 - Single Core	442	522
Geekbench 4 - Multi-Core	2092	2070
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.552	1.052
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	62.536	52.603
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.469	0.342
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.559	1.732
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.383	4.841

Compare specifications (specs)

	Intel Xeon E5620	Intel Xeon W3565
Essentials
Architecture codename	Westmere EP	Bloomfield
Launch date	March 2010	November 2009
Launch price (MSRP)	$35	$70
Place in performance rating	2668	2648
Price now	$25.99	$69.95
Processor Number	E5620	W3565
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Launched	Discontinued
Value for money (0-100)	55.06	25.02
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.40 GHz	3.20 GHz
Bus Speed	5.86 GT/s QPI	4.8 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	77.6°C
Maximum frequency	2.66 GHz	3.46 GHz
Number of cores	4	4
Number of QPI Links	2	1
Number of threads	8	8
Transistor count	1170 million	731 million
VID voltage range	0.750V-1.350V	0.800V-1.225V
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	24 GB
Supported memory types	DDR3 800/1066	DDR3 800/1066
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	42.5mm X 45mm	42.5mm x 45.0mm
Sockets supported	FCLGA1366	FCLGA1366
Thermal Design Power (TDP)	80 Watt	130 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® 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	36-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)