Intel Xeon E5-4640 v3 vs Intel Xeon E7-8870

Comparative analysis of Intel Xeon E5-4640 v3 and Intel Xeon E7-8870 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.

Intel Xeon E5-4640 v3

Intel Xeon E7-8870

Differences

Reasons to consider the Intel Xeon E5-4640 v3

2 more cores, run more applications at once: 12 vs 10
4 more threads: 24 vs 20
Around 12% higher maximum core temperature: 77.6°C vs 69°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 24% lower typical power consumption: 105 Watt vs 130 Watt
Around 36% better performance in PassMark - Single thread mark: 1514 vs 1110

Specifications (specs)
Number of cores	12 vs 10
Number of threads	24 vs 20
Maximum core temperature	77.6°C vs 69°C
Manufacturing process technology	22 nm vs 32 nm
Thermal Design Power (TDP)	105 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	1514 vs 1110

Reasons to consider the Intel Xeon E7-8870

Around 8% higher clock speed: 2.80 GHz vs 2.60 GHz
5.3x more maximum memory size: 4 TB vs 768 GB
2.5x better performance in PassMark - CPU mark: 25895 vs 10372

Specifications (specs)
Maximum frequency	2.80 GHz vs 2.60 GHz
Maximum memory size	4 TB vs 768 GB
Max number of CPUs in a configuration	8 vs 4
Benchmarks
PassMark - CPU mark	25895 vs 10372

Compare benchmarks

CPU 1: Intel Xeon E5-4640 v3
CPU 2: Intel Xeon E7-8870

PassMark - Single thread mark

CPU 1

CPU 2

1514

1110

PassMark - CPU mark

CPU 1

CPU 2

10372

25895

Name	Intel Xeon E5-4640 v3	Intel Xeon E7-8870
PassMark - Single thread mark	1514	1110
PassMark - CPU mark	10372	25895

Compare specifications (specs)

	Intel Xeon E5-4640 v3	Intel Xeon E7-8870
Essentials
Architecture codename	Haswell	Westmere EX
Launch date	Q2'15	April 2011
Place in performance rating	1522	1519
Processor Number	E5-4640V3	E7-8870
Series	Intel® Xeon® Processor E5 v3 Family	Intel® Xeon® Processor E7 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	1.90 GHz	2.40 GHz
Bus Speed	8 GT/s QPI	6.4 GT/s QPI
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	77.6°C	69°C
Maximum frequency	2.60 GHz	2.80 GHz
Number of cores	12	10
Number of QPI Links	2
Number of threads	24	20
Die size		513 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		30720 KB (shared)
Transistor count		2600 million
Memory
Max memory channels	4	4
Maximum memory bandwidth	68 GB/s
Maximum memory size	768 GB	4 TB
Supported memory types	DDR4	DDR3 800/978/1066/1333 (Max Speed 1066 MHz)
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	8
Package Size	52.5mm x 51mm	49.17mm x 56.47mm
Sockets supported	FCLGA2011-3	LGA1567
Thermal Design Power (TDP)	105 Watt	130 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0
PCIe configurations	x4, x8, x16
Scalability	4S	S8S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Instruction Replay Technology
Intel® TSX-NI
Intel® Turbo Boost technology
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)