Xeon Gold 5420+ vs Core i7-12700K

Primary details

Comparing Core i7-12700K and Xeon Gold 5420+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	208	80
Place by popularity	93	not in top-100
Cost-effectiveness evaluation	61.39	no data
Market segment	Desktop processor	Server
Series	Intel Core i7	no data
Architecture codename	Alder Lake-S (2022)	Sapphire Rapids
Release date	4 November 2021 (2 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$409	no data
Current price	$342 (0.8x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-12700K and Xeon Gold 5420+ 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)	28 (Octacosa-Core)
Threads	20	56
Base clock speed	3.6 GHz	2 GHz
Boost clock speed	5 GHz	4.1 GHz
L1 cache	80K (per core)	80K (per core)
L2 cache	1.25 MB (per core)	2 MB (per core)
L3 cache	25 MB (shared)	52.5 MB
Chip lithography	10 nm	10 nm
Die size	215.25 mm220.5 mm × 10.5 mm	no data
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	84 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	No

Compatibility

Information on Core i7-12700K and Xeon Gold 5420+ 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
Socket	FCLGA1700	4677
Power consumption (TDP)	125 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-12700K and Xeon Gold 5420+. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	+	no data
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	no data
SIPP	+	no data
Turbo Boost Max 3.0	+	no data
Status	Launched	no data

Security technologies

Core i7-12700K and Xeon Gold 5420+ technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-12700K and Xeon Gold 5420+ are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-12700K and Xeon Gold 5420+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR5	DDR5-4400
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	76.8 GB/s	no data
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 770	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.5 GHz	no data
Execution Units	32	no data

Graphics interfaces

Available interfaces and connections of Core i7-12700K and Xeon Gold 5420+ integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core i7-12700K and Xeon Gold 5420+ integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2160 @ 60Hz	no data
Max resolution over eDP	5120 x 3200 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core i7-12700K and Xeon Gold 5420+ integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-12700K and Xeon Gold 5420+.

PCIe version	5.0 and 4.0	5.0
PCI Express lanes	20	80

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.

Xeon Gold 5420+ outperforms Core i7-12700K by 66% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	22.39	37.24
Recency	4 November 2021	10 January 2023
Physical cores	12	28
Threads	20	56
Power consumption (TDP)	125 Watt	205 Watt

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Should you still have questions on choice between Core i7-12700K and Xeon Gold 5420+, ask them in Comments section, and we shall answer.

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