Intel Xeon E-2456 vs Intel Xeon E3-1280 v5

Comparative analysis of Intel Xeon E-2456 and Intel Xeon E3-1280 v5 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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 E-2456

Intel Xeon E3-1280 v5

Differences

Reasons to consider the Intel Xeon E-2456

CPU is newer: launch date 8 year(s) 4 month(s) later
2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 28% higher clock speed: 5.1 GHz vs 4.00 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
Around 88% more L1 cache; more data can be stored in the L1 cache for quick access later
7.5x more L2 cache, more data can be stored in the L2 cache for quick access later
2.3x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 63% better performance in PassMark - Single thread mark: 3788 vs 2322
2.6x better performance in PassMark - CPU mark: 21882 vs 8407

Specifications (specs)
Launch date	14 Dec 2023 vs 5 August 2015
Number of cores	6 vs 4
Number of threads	12 vs 8
Maximum frequency	5.1 GHz vs 4.00 GHz
Manufacturing process technology	10 nm vs 14 nm
L1 cache	80 KB (per core) vs 256 KB
L2 cache	1.25 MB (per core) vs 1 MB
L3 cache	18 MB (shared) vs 8 MB
Benchmarks
PassMark - Single thread mark	3788 vs 2322
PassMark - CPU mark	21882 vs 8407

Compare benchmarks

CPU 1: Intel Xeon E-2456
CPU 2: Intel Xeon E3-1280 v5

PassMark - Single thread mark

CPU 1

CPU 2

3788

2322

PassMark - CPU mark

CPU 1

CPU 2

21882

8407

Name	Intel Xeon E-2456	Intel Xeon E3-1280 v5
PassMark - Single thread mark	3788	2322
PassMark - CPU mark	21882	8407
Geekbench 4 - Single Core		4468
Geekbench 4 - Multi-Core		15978

Compare specifications (specs)

	Intel Xeon E-2456	Intel Xeon E3-1280 v5
Essentials
Launch date	14 Dec 2023	5 August 2015
Launch price (MSRP)	$375	$612
Place in performance rating	258	282
Architecture codename		Skylake
Price now		$690.01
Processor Number		E3-1280V5
Series		Intel® Xeon® Processor E3 v5 Family
Status		Launched
Value for money (0-100)		4.55
Vertical segment		Server
Performance
Base frequency	3.3 GHz	3.70 GHz
Die size	163 mm²	160 mm
L1 cache	80 KB (per core)	256 KB
L2 cache	1.25 MB (per core)	1 MB
L3 cache	18 MB (shared)	8 MB
Manufacturing process technology	10 nm	14 nm
Maximum core temperature	100°C
Maximum frequency	5.1 GHz	4.00 GHz
Number of cores	6	4
Number of threads	12	8
Unlocked
64 bit support
Bus Speed		8 GT/s DMI3
Transistor count		1400 million
VID voltage range		0.55V-1.52V
Memory
ECC memory support
Supported memory types	DDR5	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V
Max memory channels		2
Maximum memory bandwidth		34.1 GB/s
Maximum memory size		64 GB
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	FCLGA1151
Thermal Design Power (TDP)	80 Watt	80 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)	1x16, 2x8, 1x8+2x4
Max number of PCIe lanes		16
PCI Express revision		3.0
Scalability		1S Only
Graphics
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics		None
Graphics interfaces
Number of displays supported		0
Wireless Display (WiDi) support
Graphics image quality
4K resolution support
Max resolution over DisplayPort		N / A
Max resolution over eDP		N / A
Max resolution over HDMI 1.4		N / A
Max resolution over VGA		N / A
Max resolution over WiDi		N / A
Graphics API support
DirectX		N / A
OpenGL		N / A
Security & Reliability
Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)