Xeon E-2246G vs EPYC 7281

General info

Comparing EPYC 7281 and Xeon E-2246G processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	462	764
Place by popularity	not in top-100	not in top-100
Value for money	3.77	10.86
Market segment	Server	Server
Series	AMD EPYC	Intel Xeon E
Architecture codename	Naples (2017−2018)	Coffee Lake (2017−2019)
Release date	29 June 2017 (6 years old)	27 May 2019 (4 years old)
Launch price (MSRP)	$650	$311
Current price	$1299 (2x MSRP)	$748 (2.4x MSRP)

Xeon E-2246G has 188% better value for money than EPYC 7281.

Technical specs

EPYC 7281 and Xeon E-2246G 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	16 (Hexadeca-Core)	6 (Hexa-Core)
Threads	32	12
Base clock speed	2.1 GHz	3.6 GHz
Boost clock speed	2.7 GHz	4.8 GHz
Bus support	no data	4 × 8 GT/s
L1 cache	96K (per core)	384 KB
L2 cache	512K (per core)	1.5 MB
L3 cache	32 MB (shared)	12 MB
Chip lithography	14 nm	14 nm
Die size	192 mm2	149.6 mm2
Maximum core temperature	no data	100 °C
Number of transistors	4,800 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC 7281 and Xeon E-2246G 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	2 (Multiprocessor)	1
Socket	TR4	FCLGA1151
Power consumption (TDP)	170 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7281 and Xeon E-2246G. 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	no data	+
Idle States	no data	+
Thermal Monitoring	no data	+
Status	no data	Discontinued

Security technologies

EPYC 7281 and Xeon E-2246G technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7281 and Xeon E-2246G are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7281 and Xeon E-2246G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-2666
Maximum memory size	2 TiB	128 GB
Max memory channels	8	2
Maximum memory bandwidth	170.671 GB/s	42.671 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel UHD Graphics P630
Max video memory	no data	128 GB
Quick Sync Video	no data	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.2 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of EPYC 7281 and Xeon E-2246G integrated GPUs.

Number of displays supported

no data

3

Graphics image quality

Maximum display resolutions supported by EPYC 7281 and Xeon E-2246G integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2160@24Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	4096x2304@60Hz
Max resolution over VGA	no data	N/A

Graphics API support

APIs supported by EPYC 7281 and Xeon E-2246G integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by EPYC 7281 and Xeon E-2246G.

PCIe version	3.0	3.0
PCI Express lanes	128	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.

EPYC 7281 outperforms Xeon E-2246G by 56% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	14.12	9.07
Recency	29 June 2017	27 May 2019
Physical cores	16	6
Threads	32	12
Cost	$650	$311
Power consumption (TDP)	170 Watt	80 Watt

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Should you still have questions on choice between EPYC 7281 and Xeon E-2246G, ask them in Comments section, and we shall answer.

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