Intel Pentium D1508 vs Intel Xeon E5-4640 v2

Comparative analysis of Intel Pentium D1508 and Intel Xeon E5-4640 v2 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 Pentium D1508

Intel Xeon E5-4640 v2

Differences

Reasons to consider the Intel Pentium D1508

A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
3.8x lower typical power consumption: 25 Watt vs 95 Watt
Around 28% better performance in PassMark - Single thread mark: 1760 vs 1373

Specifications (specs)
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	25 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1760 vs 1373

Reasons to consider the Intel Xeon E5-4640 v2

8 more cores, run more applications at once: 10 vs 2
16 more threads: 20 vs 4
Around 4% higher clock speed: 2.70 GHz vs 2.60 GHz
6x more maximum memory size: 768 GB vs 128 GB
5.9x better performance in PassMark - CPU mark: 19028 vs 3240

Specifications (specs)
Number of cores	10 vs 2
Number of threads	20 vs 4
Maximum frequency	2.70 GHz vs 2.60 GHz
Maximum memory size	768 GB vs 128 GB
Max number of CPUs in a configuration	4 vs 1
Benchmarks
PassMark - CPU mark	19028 vs 3240

Compare benchmarks

CPU 1: Intel Pentium D1508
CPU 2: Intel Xeon E5-4640 v2

PassMark - Single thread mark

CPU 1

CPU 2

1760

1373

PassMark - CPU mark

CPU 1

CPU 2

3240

19028

Name	Intel Pentium D1508	Intel Xeon E5-4640 v2
PassMark - Single thread mark	1760	1373
PassMark - CPU mark	3240	19028

Compare specifications (specs)

	Intel Pentium D1508	Intel Xeon E5-4640 v2
Essentials
Architecture codename	Broadwell	Ivy Bridge EP
Launch date	Q4'15	Q1'14
Place in performance rating	1480	1463
Processor Number	D1508	E5-4640V2
Series	Intel® Pentium® Processor D Series	Intel® Xeon® Processor E5 v2 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.20 GHz	2.20 GHz
Manufacturing process technology	14 nm	22 nm
Maximum frequency	2.60 GHz	2.70 GHz
Number of cores	2	10
Number of threads	4	20
Bus Speed		8 GT/s QPI
Maximum core temperature		75°C
Number of QPI Links		2
VID voltage range		0.65-1.30V
Memory
Max memory channels	2	4
Maximum memory size	128 GB	768 GB
Supported memory frequency	1866 MHz
Supported memory types	DDR4, DDR3	DDR3 800/1066/1333/1600/1866
Maximum memory bandwidth		59.7 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	4
Package Size	37.5mm x 37.5mm	52.5 mm x 45 mm
Sockets supported	FCBGA1667	FCLGA2011
Thermal Design Power (TDP)	25 Watt	95 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	32	40
Number of USB ports	8
PCI Express revision	2.0/3.0	3.0
PCIe configurations	x4 x8 x16	x4, x8, x16
Scalability	1S Only	4S Only
Total number of SATA ports	6
UART
USB revision	2.0/3.0
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
General-Purpose Input/Output (GPIO)
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Thermal Monitoring
Intel® Demand Based Switching
Physical Address Extensions (PAE)		46-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)