Xeon Bronze 3508U vs Atom x5-E3940

Primary details

Comparing Atom x5-E3940 and Xeon Bronze 3508U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2309	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	5x Intel Atom	no data
Power efficiency	11.64	no data
Architecture codename	Apollo Lake (2014−2016)	no data
Release date	30 August 2014 (10 years ago)	1 October 2023 (1 year ago)

Detailed specifications

Atom x5-E3940 and Xeon Bronze 3508U 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)	8 (Octa-Core)
Threads	4	8
Base clock speed	1.6 GHz	2.1 GHz
Boost clock speed	1.8 GHz	2.2 GHz
L1 cache	56K (per core)	no data
L2 cache	2 MB (shared)	no data
L3 cache	0 KB	22.5 MB
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	no data	83 °C
Maximum case temperature (TCase)	103 °C	no data
64 bit support	+	-
Windows 11 compatibility	-	no data

Compatibility

Information on Atom x5-E3940 and Xeon Bronze 3508U 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	Intel BGA 1296	FCLGA4677
Power consumption (TDP)	10 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-E3940 and Xeon Bronze 3508U. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	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
TSX	-	+
Deep Learning Boost	-	+

Security technologies

Atom x5-E3940 and Xeon Bronze 3508U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-E3940 and Xeon Bronze 3508U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-E3940 and Xeon Bronze 3508U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	DDR5 @ 4400 MT/s (1 DPC &2DPC)
Maximum memory size	8 GB	4 TB
Max memory channels	no data	8
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics 500

no data

Peripherals

Specifications and connection of peripherals supported by Atom x5-E3940 and Xeon Bronze 3508U.

PCIe version	2.0	4
PCI Express lanes	4	80

Pros & cons summary

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Recency	30 August 2014	1 October 2023
Physical cores	4	8
Threads	4	8
Power consumption (TDP)	10 Watt	125 Watt

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Should you still have questions on choice between Atom x5-E3940 and Xeon Bronze 3508U, ask them in Comments section, and we shall answer.

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