Intel Xeon E5-4640 v4 vs Intel Xeon E5-4650L

Comparative analysis of Intel Xeon E5-4640 v4 and Intel Xeon E5-4650L 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 v4

Intel Xeon E5-4650L

Differences

Reasons to consider the Intel Xeon E5-4640 v4

4 more cores, run more applications at once: 12 vs 8
8 more threads: 24 vs 16
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
4x more maximum memory size: 1.5 TB vs 384 GB
Around 10% lower typical power consumption: 105 Watt vs 115 Watt
Around 9% better performance in PassMark - Single thread mark: 1573 vs 1439

Specifications (specs)
Number of cores	12 vs 8
Number of threads	24 vs 16
Manufacturing process technology	14 nm vs 32 nm
Maximum memory size	1.5 TB vs 384 GB
Thermal Design Power (TDP)	105 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark	1573 vs 1439

Reasons to consider the Intel Xeon E5-4650L

Around 19% higher clock speed: 3.10 GHz vs 2.60 GHz
Around 25% better performance in PassMark - CPU mark: 28193 vs 22559

Specifications (specs)
Maximum frequency	3.10 GHz vs 2.60 GHz
Benchmarks
PassMark - CPU mark	28193 vs 22559

Compare benchmarks

CPU 1: Intel Xeon E5-4640 v4
CPU 2: Intel Xeon E5-4650L

PassMark - Single thread mark

CPU 1

CPU 2

1573

1439

PassMark - CPU mark

CPU 1

CPU 2

22559

28193

Name	Intel Xeon E5-4640 v4	Intel Xeon E5-4650L
PassMark - Single thread mark	1573	1439
PassMark - CPU mark	22559	28193

Compare specifications (specs)

	Intel Xeon E5-4640 v4	Intel Xeon E5-4650L
Essentials
Architecture codename	Broadwell	Sandy Bridge EP
Launch date	Q2'16	May 2012
Place in performance rating	1199	1187
Processor Number	E5-4640V4	E5-4650L
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$8,685
Price now		$8,684.50
Value for money (0-100)		0.40
Performance
64 bit support
Base frequency	2.10 GHz	2.60 GHz
Bus Speed	8 GT/s QPI	8 GT/s QPI
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	80
Maximum frequency	2.60 GHz	3.10 GHz
Number of cores	12	8
Number of QPI Links	2	2
Number of threads	24	16
Die size		435 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		20480 KB (shared)
Transistor count		2270 million
VID voltage range		0.6V-1.35V
Memory
Max memory channels	4	4
Maximum memory bandwidth	68 GB/s	51.2 GB/s
Maximum memory size	1.5 TB	384 GB
Supported memory types	DDR4	DDR3 800/1066/1333/1600
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	4
Package Size	45mm x 52.5mm	52.5mm x 45.0mm
Sockets supported	FCLGA2011-3	FCLGA2011
Thermal Design Power (TDP)	105 Watt	115 Watt
Peripherals
Max number of PCIe lanes	40	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16
Scalability	4S	4S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX
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
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)