Intel Xeon E5-2623 v4 vs Intel Xeon E3-1265L v2

Comparative analysis of Intel Xeon E5-2623 v4 and Intel Xeon E3-1265L v2 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces. 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 E3-1265L v2

Differences

Reasons to consider the Intel Xeon E5-2623 v4

A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
46.9x more maximum memory size: 1.5 TB vs 32.77 GB
Around 70% better performance in PassMark - CPU mark: 8753 vs 5143
Around 4% better performance in Geekbench 4 - Single Core: 616 vs 592
Around 31% better performance in Geekbench 4 - Multi-Core: 3153 vs 2402

Specifications (specs)
Manufacturing process technology	14 nm vs 22 nm
Maximum memory size	1.5 TB vs 32.77 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	8753 vs 5143
Geekbench 4 - Single Core	616 vs 592
Geekbench 4 - Multi-Core	3153 vs 2402

Reasons to consider the Intel Xeon E3-1265L v2

Around 9% higher clock speed: 3.50 GHz vs 3.20 GHz
Around 89% lower typical power consumption: 45 Watt vs 85 Watt
Around 12% better performance in PassMark - Single thread mark: 1634 vs 1456

Specifications (specs)
Maximum frequency	3.50 GHz vs 3.20 GHz
Thermal Design Power (TDP)	45 Watt vs 85 Watt
Benchmarks
PassMark - Single thread mark	1634 vs 1456

Compare benchmarks

CPU 1: Intel Xeon E5-2623 v4
CPU 2: Intel Xeon E3-1265L v2

PassMark - Single thread mark

CPU 1

CPU 2

1456

1634

PassMark - CPU mark

CPU 1

CPU 2

8753

5143

Geekbench 4 - Single Core

CPU 1

CPU 2

616

592

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3153

2402

Name	Intel Xeon E5-2623 v4	Intel Xeon E3-1265L v2
PassMark - Single thread mark	1456	1634
PassMark - CPU mark	8753	5143
Geekbench 4 - Single Core	616	592
Geekbench 4 - Multi-Core	3153	2402

Compare specifications (specs)

	Intel Xeon E5-2623 v4	Intel Xeon E3-1265L v2
Essentials
Architecture codename	Broadwell	Ivy Bridge
Launch date	Q1'16	May 2012
Place in performance rating	1940	1956
Processor Number	E5-2623V4	E3-1265LV2
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® Processor E3 v2 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$142
Price now		$142.42
Value for money (0-100)		16.10
Performance
64 bit support
Base frequency	2.60 GHz	2.50 GHz
Bus Speed	8 GT/s QPI	5 GT/s DMI
Manufacturing process technology	14 nm	22 nm
Maximum core temperature	73°C
Maximum frequency	3.20 GHz	3.50 GHz
Number of cores	4	4
Number of QPI Links	2
Number of threads	8	8
VID voltage range	0
Die size		160 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		8192 KB (shared)
Transistor count		1400 million
Memory
Max memory channels	4	2
Maximum memory bandwidth	68.3 GB/s
Maximum memory size	1.5 TB	32.77 GB
Supported memory types	DDR4 1600/1866/2133	DDR3 1333/1600
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	45mm x 52.5mm
Sockets supported	FCLGA2011-3	FCLGA1155
Thermal Design Power (TDP)	85 Watt	45 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	1x16 & 1x4, 2x8 & 1x4 or 1x8 & 3x4
Scalability	2S
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® SSE4.1, Intel® SSE4.2, 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
Flexible Display interface (FDI)
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)
Graphics
Graphics base frequency		650 MHz
Graphics max dynamic frequency		1.15 GHz
Graphics max frequency		1.15 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics		Intel® HD Graphics 2500
Graphics interfaces
Number of displays supported		3