Xeon E-2456 vs L7455

Place in performance ranking	2060	458
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	no data	Raptor Lake-S (2023−2024)
Release date	1 July 2008 (16 years ago)	14 December 2023 (less than a year ago)

Detailed specifications

Xeon L7455 and Xeon E-2456 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	no data	6 (Hexa-Core)
Threads	no data	12
Base clock speed	2.13 GHz	3.3 GHz
Boost clock speed	no data	5.1 GHz
Bus rate	no data	16 GT/s
L1 cache	no data	80 KB (per core)
L2 cache	no data	1.25 MB (per core)
L3 cache	12 MB L2 Cache	18 MB (shared)
Chip lithography	45 nm	Intel 7 nm
Die size	no data	163 mm²
Maximum core temperature	73 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	no data
VID voltage range	0.9V-1.45V	no data

Compatibility

Information on Xeon L7455 and Xeon E-2456 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	no data	1
Socket	PGA604	FCLGA1700
Power consumption (TDP)	65 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon L7455 and Xeon E-2456. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	-	+
Turbo Boost Technology	-	2
Hyper-Threading Technology	-	+
Idle States	-	+
Thermal Monitoring	-	+
Demand Based Switching	+	no data
Turbo Boost Max 3.0	no data	-
FSB parity	+	no data
Status	Discontinued	Launched

Security technologies

Xeon L7455 and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon L7455 and Xeon E-2456 are enumerated here.

VT-d	no data	+
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon L7455 and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR5-4800
Maximum memory size	no data	128 GB
Max memory channels	no data	2
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon L7455 and Xeon E-2456.

PCIe version	no data	5
PCI Express lanes	no data	16

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon L7455 1.61

Xeon E-2456 15.08
+837%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon L7455 2494

Xeon E-2456 23330
+835%