Intel Xeon E5-2623 v4 vs Intel Xeon E5-2640

Comparative analysis of Intel Xeon E5-2623 v4 and Intel Xeon E5-2640 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 E5-2623 v4

Intel Xeon E5-2640

Differences

Reasons to consider the Intel Xeon E5-2623 v4

Around 7% higher clock speed: 3.20 GHz vs 3.00 GHz
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 12% lower typical power consumption: 85 Watt vs 95 Watt
Around 5% better performance in PassMark - Single thread mark: 1409 vs 1345
Around 9% better performance in Geekbench 4 - Single Core: 616 vs 564

Specifications (specs)
Maximum frequency	3.20 GHz vs 3.00 GHz
Manufacturing process technology	14 nm vs 32 nm
Maximum memory size	1.5 TB vs 384 GB
Thermal Design Power (TDP)	85 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1409 vs 1345
Geekbench 4 - Single Core	616 vs 564

Reasons to consider the Intel Xeon E5-2640

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 36% better performance in PassMark - CPU mark: 11609 vs 8506
Around 7% better performance in Geekbench 4 - Multi-Core: 3363 vs 3153

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
Benchmarks
PassMark - CPU mark	11609 vs 8506
Geekbench 4 - Multi-Core	3363 vs 3153

Compare benchmarks

CPU 1: Intel Xeon E5-2623 v4
CPU 2: Intel Xeon E5-2640

PassMark - Single thread mark

CPU 1

CPU 2

1409

1345

PassMark - CPU mark

CPU 1

CPU 2

8506

11609

Geekbench 4 - Single Core

CPU 1

CPU 2

616

564

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3153

3363

Name	Intel Xeon E5-2623 v4	Intel Xeon E5-2640
PassMark - Single thread mark	1409	1345
PassMark - CPU mark	8506	11609
Geekbench 4 - Single Core	616	564
Geekbench 4 - Multi-Core	3153	3363

Compare specifications (specs)

	Intel Xeon E5-2623 v4	Intel Xeon E5-2640
Essentials
Architecture codename	Broadwell	Sandy Bridge EP
Launch date	Q1'16	March 2012
Place in performance rating	1960	1956
Processor Number	E5-2623V4	E5-2640
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$162
Price now		$197.27
Value for money (0-100)		14.20
Performance
64 bit support
Base frequency	2.60 GHz	2.50 GHz
Bus Speed	8 GT/s QPI	7.2 GT/s QPI
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	73°C	73 °C
Maximum frequency	3.20 GHz	3.00 GHz
Number of cores	4	6
Number of QPI Links	2	2
Number of threads	8	12
VID voltage range	0	0.60V-1.35V
Die size		435 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		15360 KB (shared)
Transistor count		2270 million
Memory
Max memory channels	4	4
Maximum memory bandwidth	68.3 GB/s	42.6 GB/s
Maximum memory size	1.5 TB	384 GB
Supported memory types	DDR4 1600/1866/2133	DDR3 800/1066/1333
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	45mm x 52.5mm	52.5mm x 45.0mm
Sockets supported	FCLGA2011-3	FCLGA2011
Thermal Design Power (TDP)	85 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	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® AVX2	Intel® AVX
Intel 64
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
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)