Athlon Silver 7120U vs Xeon E5-2640

Primary details

Comparing Xeon E5-2640 and Athlon Silver 7120U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1422	1923
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.75	no data
Market segment	Server	Laptop
Power efficiency	3.94	12.46
Architecture codename	Sandy Bridge-EP (2012)	Mendocino (Zen 2) (2022−2023)
Release date	6 March 2012 (12 years ago)	20 September 2022 (2 years ago)
Launch price (MSRP)	$162	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2640 and Athlon Silver 7120U 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	6 (Hexa-Core)	2 (Dual-core)
Threads	12	2
Base clock speed	2.5 GHz	2.4 GHz
Boost clock speed	3 GHz	3.5 GHz
Bus rate	7.2 GT/s	no data
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	512 KB (per core)
L3 cache	15360 KB (shared)	2 MB (shared)
Chip lithography	32 nm	6 nm
Die size	435 mm2	100 mm2
Maximum core temperature	73 °C	no data
Number of transistors	2,270 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E5-2640 and Athlon Silver 7120U 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	2	1
Socket	FCLGA2011	FP6
Power consumption (TDP)	95 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2640 and Athlon Silver 7120U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	XFR, FMA3, SSE 4.2, AVX2, SMT
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data

Security technologies

Xeon E5-2640 and Athlon Silver 7120U technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2640 and Athlon Silver 7120U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2640 and Athlon Silver 7120U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5 Dual-channel
Maximum memory size	384 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	42.6 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2640 and Athlon Silver 7120U.

PCIe version	3.0	3.0
PCI Express lanes	40	4

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	4.11	2.05
Recency	6 March 2012	20 September 2022
Physical cores	6	2
Threads	12	2
Chip lithography	32 nm	6 nm
Power consumption (TDP)	95 Watt	15 Watt

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Should you still have questions on choice between Xeon E5-2640 and Athlon Silver 7120U, ask them in Comments section, and we shall answer.

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