Intel Xeon E5-2687W v2 vs Intel Xeon E5-4640

Comparative analysis of Intel Xeon E5-2687W v2 and Intel Xeon E5-4640 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 E5-2687W v2

Intel Xeon E5-4640

Differences

Reasons to consider the Intel Xeon E5-2687W v2

CPU is newer: launch date 1 year(s) 4 month(s) later
Around 43% higher clock speed: 4.00 GHz vs 2.80 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 43% better performance in PassMark - Single thread mark: 1990 vs 1392

Specifications (specs)
Launch date	September 2013 vs May 2012
Maximum frequency	4.00 GHz vs 2.80 GHz
Manufacturing process technology	22 nm vs 32 nm
Benchmarks
PassMark - Single thread mark	1990 vs 1392

Reasons to consider the Intel Xeon E5-4640

Around 50% higher maximum memory size: 384 GB vs 256 GB
Around 58% lower typical power consumption: 95 Watt vs 150 Watt
Around 4% better performance in PassMark - CPU mark: 21374 vs 20631

Specifications (specs)
Maximum memory size	384 GB vs 256 GB
Max number of CPUs in a configuration	4 vs 2
Thermal Design Power (TDP)	95 Watt vs 150 Watt
Benchmarks
PassMark - CPU mark	21374 vs 20631

Compare benchmarks

CPU 1: Intel Xeon E5-2687W v2
CPU 2: Intel Xeon E5-4640

PassMark - Single thread mark

CPU 1

CPU 2

1990

1392

PassMark - CPU mark

CPU 1

CPU 2

20631

21374

Name	Intel Xeon E5-2687W v2	Intel Xeon E5-4640
PassMark - Single thread mark	1990	1392
PassMark - CPU mark	20631	21374
Geekbench 4 - Single Core	750
Geekbench 4 - Multi-Core	6437

Compare specifications (specs)

	Intel Xeon E5-2687W v2	Intel Xeon E5-4640
Essentials
Architecture codename	Ivy Bridge EP	Sandy Bridge EP
Launch date	September 2013	May 2012
Launch price (MSRP)	$1,605	$2,730
Place in performance rating	1313	1328
Price now	$2,104.47	$2,730
Processor Number	E5-2687WV2	E5-4640
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Value for money (0-100)	2.31	1.14
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.40 GHz	2.40 GHz
Bus Speed	8 GT/s QPI	8 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	20480 KB (shared)	20480 KB (shared)
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	72°C
Maximum frequency	4.00 GHz	2.80 GHz
Number of cores	8	8
Number of QPI Links	2	2
Number of threads	16	16
Transistor count	1400 million	2270 million
VID voltage range	0.65–1.30V	0.6V-1.35V
Memory
ECC memory support
Max memory channels	4	4
Maximum memory bandwidth	59.7 GB/s	51.2 GB/s
Maximum memory size	256 GB	384 GB
Supported memory types	DDR3 800/1066/1333/1600/1866	DDR3 800/1066/1333/1600
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	4
Package Size	52.5mm x 45mm	52.5mm x 45.0mm
Sockets supported	FCLGA2011	FCLGA2011
Thermal Design Power (TDP)	150 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	4S 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)