Xeon Platinum 8558U vs i7-620LM

Primary details

Comparing Core i7-620LM and Xeon Platinum 8558U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2544	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Core i7	no data
Power efficiency	3.37	no data
Architecture codename	Arrandale (2010−2011)	Emerald Rapids (2023)
Release date	7 January 2010 (14 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$300	$3,720

Detailed specifications

Core i7-620LM and Xeon Platinum 8558U 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	2 (Dual-core)	48 (Octatetraconta-Core)
Threads	4	96
Base clock speed	2 GHz	2 GHz
Boost clock speed	2.8 GHz	4 GHz
Bus type	DMI 1.0	no data
Bus rate	1 × 2.5 GT/s	no data
Multiplier	15	no data
L1 cache	128 KB	80 KB (per core)
L2 cache	512 KB	2 MB (per core)
L3 cache	4 MB (shared)	260 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	81+144 mm2	2x 763 mm2
Maximum core temperature	105 °C	no data
Maximum case temperature (TCase)	no data	78 °C
Number of transistors	382+177 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i7-620LM and Xeon Platinum 8558U 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	BGA1288	FCLGA4677
Power consumption (TDP)	25 Watt	300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-620LM and Xeon Platinum 8558U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	+	-
AVX	-	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	+	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
PAE	36 Bit	no data
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Core i7-620LM and Xeon Platinum 8558U technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-620LM and Xeon Platinum 8558U are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-620LM and Xeon Platinum 8558U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066	DDR5 @ 4800 MT/s (1 DPC)
Maximum memory size	8 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	17.051 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	N/A
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	566 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i7-620LM and Xeon Platinum 8558U integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-620LM and Xeon Platinum 8558U.

PCIe version	2.0	5.0
PCI Express lanes	16	80

Pros & cons summary

---

Recency	7 January 2010	14 December 2023
Physical cores	2	48
Threads	4	96
Power consumption (TDP)	25 Watt	300 Watt

---

Should you still have questions on choice between Core i7-620LM and Xeon Platinum 8558U, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---