Xeon E5-4657L v2 vs Ryzen 9 3900

Primary details

Comparing Ryzen 9 3900 and Xeon E5-4657L v2 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	258	908
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	37.49	5.07
Market segment	Desktop processor	Server
Series	AMD Matisse (Ryzen 3000 Desktop)	no data
Architecture codename	Matisse (Zen 2) (2019−2020)	no data
Release date	24 September 2019 (4 years ago)	1 January 2014 (10 years ago)
Current price	$337	$74

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3900 has 639% better value for money than Xeon E5-4657L v2.

Detailed specifications

Ryzen 9 3900 and Xeon E5-4657L v2 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)	12 (Dodeca-Core)
Threads	24	24
Base clock speed	3.1 GHz	2.4 GHz
Boost clock speed	4.3 GHz	2.9 GHz
L1 cache	64 KB (per core)	no data
L2 cache	512 KB (per core)	no data
L3 cache	64 MB	30 MB Intel® Smart Cache
Chip lithography	7 nm	22 nm
Die size	2x 74 mm2	no data
Maximum core temperature	no data	81 °C
Number of transistors	7,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen 9 3900 and Xeon E5-4657L v2 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	4
Socket	AM4	FCLGA2011
Power consumption (TDP)	65 Watt	115 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900 and Xeon E5-4657L v2. 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® AVX
AES-NI	+	+
AVX	+	no data
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	no data	-
Idle States	no data	+
Thermal Monitoring	no data	+
Demand Based Switching	no data	+
PAE	no data	46 Bit
Status	no data	Discontinued

Security technologies

Ryzen 9 3900 and Xeon E5-4657L v2 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 E5-4657L v2 are enumerated here.

AMD-V	+	no data
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 E5-4657L v2. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600, DDR3-1866
Maximum memory size	128 GB	768 GB
Max memory channels	2	4
Maximum memory bandwidth	51.196 GB/s	59.7 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 E5-4657L v2.

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.

Ryzen 9 3900 outperforms Xeon E5-4657L v2 by 165% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	19.93	7.51
Recency	24 September 2019	1 January 2014
Chip lithography	7 nm	22 nm
Power consumption (TDP)	65 Watt	115 Watt

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Should you still have questions on choice between Ryzen 9 3900 and Xeon E5-4657L v2, ask them in Comments section, and we shall answer.

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