Intel Xeon E5-2660 v2 vs Intel Xeon E5-2620

Comparative analysis of Intel Xeon E5-2660 v2 and Intel Xeon E5-2620 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 E5-2660 v2

Intel Xeon E5-2620

Differences

Reasons to consider the Intel Xeon E5-2660 v2

CPU is newer: launch date 1 year(s) 6 month(s) later
4 more cores, run more applications at once: 10 vs 6
8 more threads: 20 vs 12
Around 20% higher clock speed: 3.00 GHz vs 2.50 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 67% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 67% 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
2x more maximum memory size: 768 GB vs 384 GB
Around 24% better performance in PassMark - Single thread mark: 1409 vs 1132
Around 88% better performance in PassMark - CPU mark: 18399 vs 9796
Around 34% better performance in Geekbench 4 - Single Core: 605 vs 451
Around 94% better performance in Geekbench 4 - Multi-Core: 5451 vs 2805

Specifications (specs)
Launch date	September 2013 vs March 2012
Number of cores	10 vs 6
Number of threads	20 vs 12
Maximum frequency	3.00 GHz vs 2.50 GHz
Manufacturing process technology	22 nm vs 32 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	25600 KB (shared) vs 15360 KB (shared)
Maximum memory size	768 GB vs 384 GB
Benchmarks
PassMark - Single thread mark	1409 vs 1132
PassMark - CPU mark	18399 vs 9796
Geekbench 4 - Single Core	605 vs 451
Geekbench 4 - Multi-Core	5451 vs 2805

Reasons to consider the Intel Xeon E5-2620

Around 3% higher maximum core temperature: 77.4°C vs 75°C

Maximum core temperature	77.4°C vs 75°C

Compare benchmarks

CPU 1: Intel Xeon E5-2660 v2
CPU 2: Intel Xeon E5-2620

PassMark - Single thread mark

CPU 1

CPU 2

1409

1132

PassMark - CPU mark

CPU 1

CPU 2

18399

9796

Geekbench 4 - Single Core

CPU 1

CPU 2

605

451

Geekbench 4 - Multi-Core

CPU 1

CPU 2

5451

2805

Name	Intel Xeon E5-2660 v2	Intel Xeon E5-2620
PassMark - Single thread mark	1409	1132
PassMark - CPU mark	18399	9796
Geekbench 4 - Single Core	605	451
Geekbench 4 - Multi-Core	5451	2805
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 E5-2660 v2	Intel Xeon E5-2620
Essentials
Architecture codename	Ivy Bridge EP	Sandy Bridge EP
Launch date	September 2013	March 2012
Launch price (MSRP)	$850	$36
Place in performance rating	1698	1690
Price now	$275.51	$34.65
Processor Number	E5-2660V2	E5-2620
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Xeon® Processor E5 Family
Status	Launched	Launched
Value for money (0-100)	14.39	67.37
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.20 GHz	2.00 GHz
Bus Speed	8 GT/s QPI	7.2 GT/s QPI
Die size	160 mm	435 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	25600 KB (shared)	15360 KB (shared)
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	75°C	77.4°C
Maximum frequency	3.00 GHz	2.50 GHz
Number of cores	10	6
Number of QPI Links	2	2
Number of threads	20	12
Transistor count	1400 million	2270 million
VID voltage range	0.65–1.30V	0.60V-1.35V
Memory
ECC memory support
Max memory channels	4	4
Maximum memory bandwidth	59.7 GB/s	42.6 GB/s
Maximum memory size	768 GB	384 GB
Supported memory types	DDR3 800/1066/1333/1600/1866	DDR3 800/1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	52.5mm x 45mm	52.5mm x 45.0mm
Sockets supported	FCLGA2011	FCLGA2011
Thermal Design Power (TDP)	95 Watt	95 Watt
Peripherals
Max number of PCIe lanes	40	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16
Scalability	2S Only	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	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® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	46-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)