Xeon E5450 vs Ryzen 9 3900X

Primary details

Comparing Ryzen 9 3900X and Xeon E5450 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	268	2078
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	20.82	no data
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	no data
Power efficiency	18.51	1.93
Architecture codename	Matisse (Zen 2) (2019−2020)	no data
Release date	7 July 2019 (5 years ago)	1 October 2007 (17 years ago)
Launch price (MSRP)	$499	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 9 3900X and Xeon E5450 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)	no data
Threads	24	no data
Base clock speed	3.8 GHz	3 GHz
Boost clock speed	4.6 GHz	no data
L1 cache	768 KB	no data
L2 cache	6 MB	no data
L3 cache	64 MB	12 MB L2 Cache
Chip lithography	7 nm, 12 nm	45 nm
Maximum core temperature	95 °C	67 °C
Number of transistors	19,200 million	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	+	-
VID voltage range	no data	0.85V-1.35V

Compatibility

Information on Ryzen 9 3900X and Xeon E5450 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	AM4	LGA771
Power consumption (TDP)	105 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900X and Xeon E5450. You'll probably need this information if you require some particular technology.

AES-NI	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
Idle States	no data	+
Thermal Monitoring	-	+
Demand Based Switching	no data	+
FSB parity	no data	+
Precision Boost 2	+	no data

Security technologies

Ryzen 9 3900X and Xeon E5450 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 Ryzen 9 3900X and Xeon E5450 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900X and Xeon E5450. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	no data
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	51.196 GB/s	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.

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Pros & cons summary

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Performance score	21.31	1.69
Recency	7 July 2019	1 October 2007
Chip lithography	7 nm	45 nm
Power consumption (TDP)	105 Watt	80 Watt

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Should you still have questions on choice between Ryzen 9 3900X and Xeon E5450, ask them in Comments section, and we shall answer.

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