Athlon II X4 631 vs Xeon E5-2678 v3

Primary details

Comparing Xeon E5-2678 v3 and Athlon II X4 631 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	744	2125
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.87	6.60
Market segment	Server	Desktop processor
Series	Xeon	no data
Architecture codename	Haswell (2013−2015)	Llano (2011−2012)
Release date	2015 (9 years ago)	17 August 2011 (12 years ago)
Current price	$148	$22

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-2678 v3 has 4% better value for money than Athlon II X4 631.

Detailed specifications

Xeon E5-2678 v3 and Athlon II X4 631 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	12 (Dodeca-Core)	4 (Quad-Core)
Threads	24	4
Base clock speed	2.5 GHz	2.6 GHz
Boost clock speed	3.3 GHz	2.6 GHz
L1 cache	384 KB	128 KB (per core)
L2 cache	3072 KB	1 MB (per core)
L3 cache	30 MB	0 KB
Chip lithography	22 nm	32 nm
Die size	356 mm2	228 mm2
Maximum case temperature (TCase)	84 °C	no data
Number of transistors	5,560 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon E5-2678 v3 and Athlon II X4 631 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	LGA2011-3	FM1
Power consumption (TDP)	120 Watt	100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2678 v3 and Athlon II X4 631. You'll probably need this information if you require some particular technology.

AES-NI	+	no data
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	no data

Security technologies

Xeon E5-2678 v3 and Athlon II X4 631 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2678 v3 and Athlon II X4 631 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2678 v3 and Athlon II X4 631. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3, DDR4

DDR3

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2678 v3 and Athlon II X4 631.

PCIe version	3.0	no data
PCI Express lanes	40	no data

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.

Xeon E5-2678 v3 outperforms Athlon II X4 631 by 585% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	9.52	1.39
Physical cores	12	4
Threads	24	4
Chip lithography	22 nm	32 nm
Power consumption (TDP)	120 Watt	100 Watt

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Should you still have questions on choice between Xeon E5-2678 v3 and Athlon II X4 631, ask them in Comments section, and we shall answer.

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