Intel Xeon E5-2623 v3 vs Intel Xeon E3-1225 v6

Comparative analysis of Intel Xeon E5-2623 v3 and Intel Xeon E3-1225 v6 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E5-2623 v3

Intel Xeon E3-1225 v6

Differences

Reasons to consider the Intel Xeon E5-2623 v3

4 more threads: 8 vs 4
12x more maximum memory size: 768 GB vs 64 GB
2.1x better performance in PassMark - CPU mark: 11655 vs 5670

Specifications (specs)
Number of threads	8 vs 4
Maximum memory size	768 GB vs 64 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	11655 vs 5670
Geekbench 4 - Multi-Core	3176 vs 3173

Reasons to consider the Intel Xeon E3-1225 v6

Around 6% higher clock speed: 3.70 GHz vs 3.50 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 44% lower typical power consumption: 73 Watt vs 105 Watt
Around 4% better performance in PassMark - Single thread mark: 2014 vs 1944
Around 18% better performance in Geekbench 4 - Single Core: 911 vs 775

Specifications (specs)
Maximum frequency	3.70 GHz vs 3.50 GHz
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	73 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	2014 vs 1944
Geekbench 4 - Single Core	911 vs 775

Compare benchmarks

CPU 1: Intel Xeon E5-2623 v3
CPU 2: Intel Xeon E3-1225 v6

PassMark - Single thread mark

CPU 1

CPU 2

1944

2014

PassMark - CPU mark

CPU 1

CPU 2

11655

5670

Geekbench 4 - Single Core

CPU 1

CPU 2

775

911

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3176

3173

Name	Intel Xeon E5-2623 v3	Intel Xeon E3-1225 v6
PassMark - Single thread mark	1944	2014
PassMark - CPU mark	11655	5670
Geekbench 4 - Single Core	775	911
Geekbench 4 - Multi-Core	3176	3173

Compare specifications (specs)

	Intel Xeon E5-2623 v3	Intel Xeon E3-1225 v6
Essentials
Architecture codename	Haswell	Kaby Lake
Launch date	Q3'14	Q1'17
Place in performance rating	1493	1494
Processor Number	E5-2623V3	E3-1225V6
Series	Intel® Xeon® Processor E5 v3 Family	Intel® Xeon® Processor E3 v6 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.00 GHz	3.30 GHz
Bus Speed	8 GT/s QPI	8 GT/s DMI3
Manufacturing process technology	22 nm	14 nm
Maximum core temperature	80.2°C
Maximum frequency	3.50 GHz	3.70 GHz
Number of cores	4	4
Number of QPI Links	2
Number of threads	8	4
VID voltage range	0.65V–1.30V	0.55V-1.52V
Memory
Max memory channels	4	2
Maximum memory bandwidth	59 GB/s	37.5 GB/s
Maximum memory size	768 GB	64 GB
Supported memory types	DDR4 1600/1866	DDR4-2400, DDR3L-1866
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	52.5mm x 45mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011-3	FCLGA1151
Thermal Design Power (TDP)	105 Watt	73 Watt
Peripherals
Max number of PCIe lanes	40	16
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	1x16, 2x8, 1x8+2x4
Scalability	2S	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
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® Optane™ Memory Supported
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Device ID		0x591D
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.15 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory		64 GB
Processor graphics		Intel® HD Graphics P630
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported		3
Graphics image quality
4K resolution support
Max resolution over DisplayPort		4096x2304@60Hz
Max resolution over eDP		4096x2304@60Hz
Max resolution over HDMI 1.4		4096x2160@24Hz
Graphics API support
DirectX		12
OpenGL		4.4