Ryzen Z1 vs i9-9990XE

Primary details

Comparing Core i9-9990XE and Ryzen Z1 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	311	651
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.94	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i9	Phoenix (Zen 4, Ryzen 7040)
Power efficiency	7.05	75.33
Architecture codename	Skylake (server) (2017−2018)	Phoenix (Zen4) (2023)
Release date	19 October 2018 (6 years ago)	May 2023 (1 year ago)
Launch price (MSRP)	$2,800	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-9990XE and Ryzen Z1 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	14 (Tetradeca-Core)	6 (Hexa-Core)
Threads	28	12
Base clock speed	4 GHz	3.2 GHz
Boost clock speed	5.1 GHz	4.9 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	40	no data
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	19.25 MB (shared)	16 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	137 mm2
Maximum core temperature	no data	100 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	-

Compatibility

Information on Core i9-9990XE and Ryzen Z1 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)	1
Socket	2066	FP8
Power consumption (TDP)	255 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9990XE and Ryzen Z1. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9990XE and Ryzen Z1 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9990XE and Ryzen Z1. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Quad-channel	DDR5
Maximum memory size	128 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85.33 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

AMD Radeon 740M

Peripherals

Specifications and connection of peripherals supported by Core i9-9990XE and Ryzen Z1.

PCIe version	3.0	4.0
PCI Express lanes	44	20

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	18.99	11.94
Physical cores	14	6
Threads	28	12
Chip lithography	14 nm	4 nm
Power consumption (TDP)	255 Watt	15 Watt

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Should you still have questions on choice between Core i9-9990XE and Ryzen Z1, ask them in Comments section, and we shall answer.

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