Xeon Gold 5120 vs i9-7900X

Primary details

Comparing Core i9-7900X and Xeon Gold 5120 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	568	675
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.95	5.03
Market segment	Desktop processor	Server
Series	Core i9 (Desktop)	Intel Xeon Gold
Power efficiency	8.96	10.47
Architecture codename	Skylake (server) (2017−2018)	Skylake (server) (2017−2018)
Release date	26 June 2017 (7 years ago)	11 July 2017 (7 years ago)
Launch price (MSRP)	$999	$1,555

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Gold 5120 has 71% better value for money than i9-7900X.

Detailed specifications

Core i9-7900X and Xeon Gold 5120 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	10 (Deca-Core)	14 (Tetradeca-Core)
Threads	20	28
Base clock speed	3.3 GHz	2.2 GHz
Boost clock speed	4.5 GHz	3.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	33	22
L1 cache	64 KB (per core)	896 KB
L2 cache	1 MB (per core)	14 MB
L3 cache	14 MB (shared)	19.25 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	95 °C	81 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Core i9-7900X and Xeon Gold 5120 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)	4 (Multiprocessor)
Socket	Socket R4	FCLGA3647
Power consumption (TDP)	140 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-7900X and Xeon Gold 5120. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	+	-

Security technologies

Core i9-7900X and Xeon Gold 5120 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-7900X and Xeon Gold 5120 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-7900X and Xeon Gold 5120. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-2400
Maximum memory size	128 GB	768 GB
Max memory channels	4	6
Maximum memory bandwidth	85.33 GB/s	115.212 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 Core i9-7900X and Xeon Gold 5120.

PCIe version	3.0	3.0
PCI Express lanes	44	48

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	13.25	11.62
Physical cores	10	14
Threads	20	28
Power consumption (TDP)	140 Watt	105 Watt

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Should you still have questions on choice between Core i9-7900X and Xeon Gold 5120, ask them in Comments section, and we shall answer.

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