Xeon Gold 6538Y vs Atom Z650

Primary details

Comparing Atom Z650 and Xeon Gold 6538Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Atom	no data
Architecture codename	Lincroft (2010−2011)	no data
Release date	11 April 2011 (13 years ago)	1 October 2023 (1 year ago)

Detailed specifications

Atom Z650 and Xeon Gold 6538Y 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	1 (Single-Core)	32 (Dotriaconta-Core)
Threads	2	64
Base clock speed	1.2 GHz	2.2 GHz
Boost clock speed	1.2 GHz	4 GHz
Bus type	cDMI	no data
Bus rate	400 MT/s	no data
Multiplier	8	no data
L1 cache	56 KB	no data
L2 cache	512 KB (per core)	no data
L3 cache	0 KB	60 MB
Chip lithography	45 nm	Intel 7 nm
Die size	65 mm2	no data
Maximum core temperature	90 °C	79 °C
Number of transistors	140 million	no data
64 bit support	-	-
Windows 11 compatibility	-	no data

Compatibility

Information on Atom Z650 and Xeon Gold 6538Y 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)	no data
Socket	T-PBGA518	FCLGA4677
Power consumption (TDP)	3 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z650 and Xeon Gold 6538Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Deep Learning Boost	-	+

Security technologies

Atom Z650 and Xeon Gold 6538Y technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z650 and Xeon Gold 6538Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z650 and Xeon Gold 6538Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR5-5200
Maximum memory size	2.93 GB	4 TB
Max memory channels	1	8
Maximum memory bandwidth	3.2 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

PowerVR SGX535

no data

Graphics interfaces

Available interfaces and connections of Atom Z650 and Xeon Gold 6538Y integrated GPUs.

LVDS

+

no data

Peripherals

Specifications and connection of peripherals supported by Atom Z650 and Xeon Gold 6538Y.

PCIe version	no data	5.0
PCI Express lanes	no data	80
PCI support	-	no data

Pros & cons summary

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Recency	11 April 2011	1 October 2023
Physical cores	1	32
Threads	2	64
Power consumption (TDP)	3 Watt	225 Watt

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Should you still have questions on choice between Atom Z650 and Xeon Gold 6538Y, ask them in Comments section, and we shall answer.

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