Xeon Platinum 8458P vs i3-540

Primary details

Comparing Core i3-540 and Xeon Platinum 8458P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2477	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.11	no data
Market segment	Desktop processor	Server
Power efficiency	1.25	no data
Architecture codename	Clarkdale (2010−2011)	Sapphire Rapids (2023−2024)
Release date	7 January 2010 (14 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$45	$6,759

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-540 and Xeon Platinum 8458P 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)	44
Threads	4	88
Base clock speed	3.06 GHz	2.7 GHz
Boost clock speed	0.07 GHz	3.8 GHz
Bus rate	2.5 GT/s	no data
L1 cache	64 KB (per core)	80K (per core)
L2 cache	256 KB (per core)	2 MB (per core)
L3 cache	4 MB (shared)	82.5 MB
Chip lithography	32 nm	Intel 7 nm
Die size	81 mm2	4x 477 mm2
Maximum core temperature	73 °C	no data
Maximum case temperature (TCase)	no data	78 °C
Number of transistors	382 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i3-540 and Xeon Platinum 8458P 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	2
Socket	FCLGA1156	FCLGA4677
Power consumption (TDP)	73 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-540 and Xeon Platinum 8458P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data
FDI	+	no data
Deep Learning Boost	-	+

Security technologies

Core i3-540 and Xeon Platinum 8458P 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 i3-540 and Xeon Platinum 8458P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-540 and Xeon Platinum 8458P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800, DDR5-4400
Maximum memory size	16.38 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	21 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	no data
Clear Video HD	+	no data

Graphics interfaces

Available interfaces and connections of Core i3-540 and Xeon Platinum 8458P integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i3-540 and Xeon Platinum 8458P.

PCIe version	2.0	5.0
PCI Express lanes	16	80

Pros & cons summary

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Recency	7 January 2010	10 January 2023
Physical cores	2	44
Threads	4	88
Power consumption (TDP)	73 Watt	350 Watt

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Should you still have questions on choice between Core i3-540 and Xeon Platinum 8458P, ask them in Comments section, and we shall answer.

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