Xeon E-2276G vs Ryzen 9 3900X

Primary details

Comparing Ryzen 9 3900X and Xeon E-2276G processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	275	872
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	21.73	28.97
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	Intel Xeon E
Power efficiency	15.54	10.39
Architecture codename	Matisse (Zen 2) (2019−2020)	Coffee Lake-S WS (2018−2019)
Release date	7 July 2019 (5 years ago)	27 May 2019 (5 years ago)
Launch price (MSRP)	$499	$362

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E-2276G has 33% better value for money than Ryzen 9 3900X.

Detailed specifications

Ryzen 9 3900X and Xeon E-2276G 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)	6 (Hexa-Core)
Threads	24	12
Base clock speed	3.8 GHz	3.8 GHz
Boost clock speed	4.6 GHz	4.9 GHz
Bus type	no data	DMI 3.0
Bus rate	no data	4 × 8 GT/s
Multiplier	no data	38
L1 cache	768 KB	384 KB
L2 cache	6 MB	1.5 MB
L3 cache	64 MB	12 MB (shared)
Chip lithography	7 nm, 12 nm	14 nm
Die size	no data	149.6 mm2
Maximum core temperature	95 °C	100 °C
Number of transistors	19,200 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 9 3900X and Xeon E-2276G 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 (Uniprocessor)
Socket	AM4	FCLGA1151
Power consumption (TDP)	105 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900X and Xeon E-2276G. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Idle States	no data	+
Thermal Monitoring	-	+
Precision Boost 2	+	no data

Security technologies

Ryzen 9 3900X and Xeon E-2276G technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900X and Xeon E-2276G 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 Ryzen 9 3900X and Xeon E-2276G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR4-2666
Maximum memory size	128 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	51.196 GB/s	42.671 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	-	1.2 GHz
InTru 3D	-	+

Graphics interfaces

Available interfaces and connections of Ryzen 9 3900X and Xeon E-2276G integrated GPUs.

Number of displays supported

-

3

Graphics image quality

Maximum display resolutions supported by Ryzen 9 3900X and Xeon E-2276G 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 Ryzen 9 3900X and Xeon E-2276G integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900X and Xeon E-2276G.

PCIe version	no data	3.0
PCI Express lanes	no data	16

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	20.53	8.78
Physical cores	12	6
Threads	24	12
Chip lithography	7 nm	14 nm
Power consumption (TDP)	105 Watt	80 Watt

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Should you still have questions on choice between Ryzen 9 3900X and Xeon E-2276G, ask them in Comments section, and we shall answer.

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