Intel Xeon E-2456 vs Intel Xeon w5-3435X

Comparative analysis of Intel Xeon E-2456 and Intel Xeon w5-3435X 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.

Intel Xeon E-2456

Intel Xeon w5-3435X

Differences

Reasons to consider the Intel Xeon E-2456

CPU is newer: launch date 9 month(s) later
Around 9% higher clock speed: 5.1 GHz vs 4.70 GHz
Around 39% higher maximum core temperature: 100°C vs 72
245760x more L2 cache, more data can be stored in the L2 cache for quick access later
3.4x lower typical power consumption: 80 Watt vs 270 Watt
Around 20% better performance in PassMark - Single thread mark: 4115 vs 3430

Specifications (specs)
Launch date	14 Dec 2023 vs 15 Feb 2023
Maximum frequency	5.1 GHz vs 4.70 GHz
Maximum core temperature	100°C vs 72
L2 cache	1.25 MB (per core) vs 2MB (per core)
Thermal Design Power (TDP)	80 Watt vs 270 Watt
Benchmarks
PassMark - Single thread mark	4115 vs 3430

Reasons to consider the Intel Xeon w5-3435X

10 more cores, run more applications at once: 16 vs 6
20 more threads: 32 vs 12
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
2.7x more L1 cache, more data can be stored in the L1 cache for quick access later
2.5x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 94% better performance in PassMark - CPU mark: 46029 vs 23770

Specifications (specs)
Number of cores	16 vs 6
Number of threads	32 vs 12
Manufacturing process technology	7 nm vs 10 nm
L1 cache	80K (per core) vs 80 KB (per core)
L3 cache	45 MB vs 18 MB (shared)
Benchmarks
PassMark - CPU mark	46029 vs 23770

Compare benchmarks

CPU 1: Intel Xeon E-2456
CPU 2: Intel Xeon w5-3435X

PassMark - Single thread mark

CPU 1

CPU 2

4115

3430

PassMark - CPU mark

CPU 1

CPU 2

23770

46029

Name	Intel Xeon E-2456	Intel Xeon w5-3435X
PassMark - Single thread mark	4115	3430
PassMark - CPU mark	23770	46029

Compare specifications (specs)

	Intel Xeon E-2456	Intel Xeon w5-3435X
Essentials
Launch date	14 Dec 2023	15 Feb 2023
Launch price (MSRP)	$375	$1589
Place in performance rating	180	177
Architecture codename		Sapphire Rapids
Processor Number		w5-3435X
Series		Intel Xeon W Processor
Vertical segment		Workstation
Performance
Base frequency	3.3 GHz	3.10 GHz
Die size	163 mm²
L1 cache	80 KB (per core)	80K (per core)
L2 cache	1.25 MB (per core)	2MB (per core)
L3 cache	18 MB (shared)	45 MB
Manufacturing process technology	10 nm	7 nm
Maximum core temperature	100°C	72
Maximum frequency	5.1 GHz	4.70 GHz
Number of cores	6	16
Number of threads	12	32
Unlocked
64 bit support
Memory
ECC memory support
Supported memory types	DDR5	DDR5-4800 (MT/s)
Max memory channels		8
Maximum memory size		4 TB
Supported memory frequency		4800 MHz
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	FCLGA4677
Thermal Design Power (TDP)	80 Watt	270 Watt
Package Size		77.5mm x 56.5mm
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)
Max number of PCIe lanes		112
PCI Express revision		5.0
Scalability		1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions		Intel SSE4.1, Intel AMX, Intel SSE4.2, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Number of AVX-512 FMA Units		2
Speed Shift technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)