Intel Xeon E3-1275L v3 vs Intel Xeon E3-1275 v3

Comparative analysis of Intel Xeon E3-1275L v3 and Intel Xeon E3-1275 v3 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s).

Intel Xeon E3-1275L v3

Intel Xeon E3-1275 v3

Differences

Reasons to consider the Intel Xeon E3-1275L v3

Around 87% lower typical power consumption: 45 Watt vs 84 Watt

Thermal Design Power (TDP)	45 Watt vs 84 Watt

Reasons to consider the Intel Xeon E3-1275 v3

Around 2% better performance in PassMark - Single thread mark: 2209 vs 2172
Around 15% better performance in PassMark - CPU mark: 7196 vs 6261
Around 20% better performance in Geekbench 4 - Multi-Core: 3422 vs 2853

Benchmarks
PassMark - Single thread mark	2209 vs 2172
PassMark - CPU mark	7196 vs 6261
Geekbench 4 - Single Core	909 vs 905
Geekbench 4 - Multi-Core	3422 vs 2853

Compare benchmarks

CPU 1: Intel Xeon E3-1275L v3
CPU 2: Intel Xeon E3-1275 v3

PassMark - Single thread mark

CPU 1

CPU 2

2172

2209

PassMark - CPU mark

CPU 1

CPU 2

6261

7196

Geekbench 4 - Single Core

CPU 1

CPU 2

905

909

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2853

3422

Name	Intel Xeon E3-1275L v3	Intel Xeon E3-1275 v3
PassMark - Single thread mark	2172	2209
PassMark - CPU mark	6261	7196
Geekbench 4 - Single Core	905	909
Geekbench 4 - Multi-Core	2853	3422
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		16.134

Compare specifications (specs)

	Intel Xeon E3-1275L v3	Intel Xeon E3-1275 v3
Essentials
Architecture codename	Haswell	Haswell
Launch date	Q2'14	June 2013
Place in performance rating	1436	1423
Processor Number	E3-1275LV3	E3-1275 v3
Series	Intel® Xeon® Processor E3 v3 Family	Intel® Xeon® Processor E3 v3 Family
Status	Discontinued	Launched
Vertical segment	Server	Server
Launch price (MSRP)		$531
Price now		$400.99
Value for money (0-100)		7.26
Performance
64 bit support
Base frequency	2.70 GHz	3.50 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Manufacturing process technology	22 nm	22 nm
Maximum frequency	3.90 GHz	3.90 GHz
Number of cores	4	4
Number of QPI Links	0	0
Number of threads	8	8
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	2	2
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR3 1333/1600	DDR3 and DDR3L 1333/1600 at 1.5V
ECC memory support
Graphics
Execution Units	10
Graphics base frequency	350 MHz	350 MHz
Graphics max dynamic frequency	1.20 GHz	1.25 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	1.7 GB
Processor graphics	Intel HD Graphics	Intel HD Graphics P4600
Graphics max frequency		1.25 GHz
Graphics interfaces
DisplayPort
eDP
HDMI
Number of displays supported	3	3
VGA
Graphics image quality
Max resolution over DisplayPort	3840x2160@60Hz
Max resolution over HDMI 1.4	3840x2160@60Hz
Max resolution over VGA	2880x1800@60Hz
Graphics API support
DirectX	11.2
OpenGL	4.3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1150	FCLGA1150
Thermal Design Power (TDP)	45 Watt	84 Watt
Thermal Solution	PCG 2013B	PCG 2013D
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8/2x4	1x16, 2x8, 1x8/2x4
Scalability	1S Only	1S Only
Security & Reliability
Anti-Theft technology
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® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)