Core Ultra 5 134U vs Xeon E3-1558L v5

Primary details

Comparing Xeon E3-1558L v5 and Core Ultra 5 134U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	906
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Xeon E3	Intel Meteor Lake-U
Architecture codename	Skylake (2015−2016)	Meteor Lake-U
Release date	31 May 2016 (8 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$396	no data

Detailed specifications

Xeon E3-1558L v5 and Core Ultra 5 134U 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	4 (Quad-Core)	12 (Dodeca-Core)
Threads	8	14
Base clock speed	no data	0.7 GHz
Boost clock speed	1.9 GHz	4.4 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	256 KB	112 KB (per core)
L2 cache	1 MB	2 MB (per core)
L3 cache	8 MB	12 MB (shared)
Chip lithography	14 nm	7 nm
Maximum core temperature	no data	110 °C
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Xeon E3-1558L v5 and Core Ultra 5 134U 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	1 (Uniprocessor)	1
Socket	no data	Intel BGA 2551
Power consumption (TDP)	45 Watt	9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1558L v5 and Core Ultra 5 134U. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
TSX	+	+

Security technologies

Xeon E3-1558L v5 and Core Ultra 5 134U technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1558L v5 and Core Ultra 5 134U are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1558L v5 and Core Ultra 5 134U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	LPDDR3-1866	DDR5
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

Intel Iris Pro Graphics P555

Intel Graphics 4-Cores iGPU (Arc)

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1558L v5 and Core Ultra 5 134U.

PCIe version	3.0	4.0
PCI Express lanes	16	8

Pros & cons summary

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Recency	31 May 2016	14 December 2023
Physical cores	4	12
Threads	8	14
Chip lithography	14 nm	7 nm
Power consumption (TDP)	45 Watt	9 Watt

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