Ryzen 9 5900X vs Xeon E-2146G

Primary details

Comparing Xeon E-2146G and Ryzen 9 5900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	914	205
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	22.86	32.20
Market segment	Server	Desktop processor
Series	Intel Xeon E	AMD Ryzen 9
Power efficiency	9.85	22.18
Architecture codename	Coffee Lake-S WS (2018−2019)	Vermeer (Zen3) (2020−2022)
Release date	12 July 2018 (6 years ago)	5 November 2020 (4 years ago)
Launch price (MSRP)	$317	$549

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5900X has 41% better value for money than Xeon E-2146G.

Detailed specifications

Xeon E-2146G and Ryzen 9 5900X 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	6 (Hexa-Core)	12 (Dodeca-Core)
Threads	12	24
Base clock speed	3.5 GHz	3.7 GHz
Boost clock speed	4.5 GHz	4.8 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	35	37
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	512K (per core)
L3 cache	12 MB (shared)	64 MB
Chip lithography	14 nm	7 nm, 12 nm
Die size	154 mm2	2x 74 mm2(CCD) + 125 mm2 (IOD)
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	95 °C
Number of transistors	no data	0 Million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E-2146G and Ryzen 9 5900X 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	FCLGA1151	AM4
Power consumption (TDP)	80 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E-2146G and Ryzen 9 5900X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Precision Boost 2	no data	+

Security technologies

Xeon E-2146G and Ryzen 9 5900X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
MPX	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E-2146G and Ryzen 9 5900X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E-2146G and Ryzen 9 5900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-3200
Maximum memory size	128 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	51.196 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics P630	-
Max video memory	128 GB	-
Quick Sync Video	+	-
Clear Video	+	-
Clear Video HD	+	-
Graphics max frequency	1.15 GHz	-
InTru 3D	+	-

Graphics interfaces

Available interfaces and connections of Xeon E-2146G and Ryzen 9 5900X integrated GPUs.

Number of displays supported	3	-
eDP	+	-
DisplayPort	+	-
HDMI	+	-
DVI	+	-

Graphics image quality

Maximum display resolutions supported by Xeon E-2146G and Ryzen 9 5900X integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	-
Max resolution over HDMI 1.4	4096x2160@24Hz	-
Max resolution over eDP	4096x2304@60Hz	-
Max resolution over DisplayPort	4096x2304@60Hz	-
Max resolution over VGA	N/A	-

Graphics API support

APIs supported by Xeon E-2146G and Ryzen 9 5900X integrated GPUs, sometimes API versions are included.

DirectX	12	-
OpenGL	4.5	-

Peripherals

Specifications and connection of peripherals supported by Xeon E-2146G and Ryzen 9 5900X.

PCIe version	3.0	4.0
PCI Express lanes	16	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	8.33	24.61
Recency	12 July 2018	5 November 2020
Physical cores	6	12
Threads	12	24
Chip lithography	14 nm	7 nm
Power consumption (TDP)	80 Watt	105 Watt

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Should you still have questions on choice between Xeon E-2146G and Ryzen 9 5900X, ask them in Comments section, and we shall answer.

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