Xeon Silver 4215R vs Gold 5122

Primary details

Comparing Xeon Gold 5122 and Xeon Silver 4215R processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1047	722
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.85	10.25
Market segment	Server	Server
Series	Intel Xeon Gold	Intel Xeon Silver
Architecture codename	Skylake (server) (2017−2019)	Cascade Lake (2019−2020)
Release date	25 April 2017 (7 years ago)	24 February 2020 (4 years ago)
Launch price (MSRP)	$1,221	$794
Current price	$294 (0.2x MSRP)	$1032 (1.3x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Silver 4215R has 50% better value for money than Xeon Gold 5122.

Detailed specifications

Xeon Gold 5122 and Xeon Silver 4215R 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	4 (Quad-Core)	8 (Octa-Core)
Threads	8	16
Base clock speed	3.6 GHz	3.2 GHz
Boost clock speed	3.7 GHz	4 GHz
Bus support	no data	4 × 8 GT/s
L1 cache	256 KB	512 KB
L2 cache	4 MB	8 MB
L3 cache	16.5 MB	11 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	71 °C	79 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Gold 5122 and Xeon Silver 4215R 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	4 (Multiprocessor)	no data
Socket	FCLGA3647	FCLGA3647
Power consumption (TDP)	105 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 5122 and Xeon Silver 4215R. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	-	-
Status	Discontinued	Launched

Security technologies

Xeon Gold 5122 and Xeon Silver 4215R technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 5122 and Xeon Silver 4215R are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 5122 and Xeon Silver 4215R. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-2400
Maximum memory size	768 GB	1 TB
Max memory channels	6	6
Maximum memory bandwidth	128.001 GB/s	115.212 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 5122 and Xeon Silver 4215R.

PCIe version	3.0	3.0
PCI Express lanes	48	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.

Silver 4215R outperforms Gold 5122 by 70% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	5.72	9.70
Recency	25 April 2017	24 February 2020
Physical cores	4	8
Threads	8	16
Cost	$1221	$794
Power consumption (TDP)	105 Watt	130 Watt

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Should you still have questions on choice between Xeon Gold 5122 and Xeon Silver 4215R, ask them in Comments section, and we shall answer.

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