Xeon E5-2679 v4 vs Ryzen 9 3900

Primary details

Comparing Ryzen 9 3900 and Xeon E5-2679 v4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	282	445
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	21.69	no data
Market segment	Desktop processor	Server
Series	AMD Matisse (Ryzen 3000 Desktop)	Intel Xeon E5
Architecture codename	Matisse (Zen 2) (2019−2020)	Broadwell (2015−2019)
Release date	24 September 2019 (4 years ago)	20 June 2016 (8 years ago)
Launch price (MSRP)	$499	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 9 3900 and Xeon E5-2679 v4 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)	20 (Icosa-Core)
Threads	24	40
Base clock speed	3.1 GHz	2.5 GHz
Boost clock speed	4.3 GHz	3.3 GHz
Bus type	no data	QPI
Bus rate	no data	2 × 9.6 GT/s
Multiplier	no data	25
L1 cache	64 KB (per core)	no data
L2 cache	512 KB (per core)	5 MB
L3 cache	64 MB	50 MB
Chip lithography	7 nm, 12 nm	14 nm
Die size	2x 74 mm2	456.12 mm2
Maximum core temperature	no data	85 °C
Maximum case temperature (TCase)	no data	53 °C
Number of transistors	7,600 million	7200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 9 3900 and Xeon E5-2679 v4 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 (Multiprocessor)
Socket	AM4	FCLGA2011-3
Power consumption (TDP)	65 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900 and Xeon E5-2679 v4. You'll probably need this information if you require some particular technology.

Instruction set extensions	86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2	Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Idle States	no data	+
Thermal Monitoring	-	+
Flex Memory Access	no data	-
Demand Based Switching	no data	+
PAE	no data	46 Bit
Status	no data	Launched
Precision Boost 2	+	no data

Security technologies

Ryzen 9 3900 and Xeon E5-2679 v4 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900 and Xeon E5-2679 v4 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 Ryzen 9 3900 and Xeon E5-2679 v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400
Maximum memory size	128 GB	1.5 TB
Max memory channels	2	4
Maximum memory bandwidth	51.196 GB/s	76.8 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900 and Xeon E5-2679 v4.

PCIe version	4.0	3.0
PCI Express lanes	24	40

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.

Pros & cons summary

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Performance score	19.98	15.65
Recency	24 September 2019	20 June 2016
Physical cores	12	20
Threads	24	40
Chip lithography	7 nm	14 nm
Power consumption (TDP)	65 Watt	200 Watt

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Should you still have questions on choice between Ryzen 9 3900 and Xeon E5-2679 v4, ask them in Comments section, and we shall answer.

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