Athlon 300U vs Xeon E3-1246 v3

Primary details

Comparing Xeon E3-1246 v3 and Athlon 300U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1215	1660
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.32	no data
Market segment	Server	Laptop
Series	no data	AMD Athlon
Architecture codename	no data	Raven Ridge 2 (2019)
Release date	1 April 2014 (10 years ago)	6 January 2019 (5 years ago)
Current price	$91	$486

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1246 v3 and Athlon 300U 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)	2 (Dual-core)
Threads	8	4
Base clock speed	3.5 GHz	2.4 GHz
Boost clock speed	3.9 GHz	3.3 GHz
L1 cache	no data	128K (per core)
L2 cache	no data	512K (per core)
L3 cache	8 MB Intel® Smart Cache	4 MB (shared)
Chip lithography	22 nm	14 nm
Die size	no data	209.78 mm2
Number of transistors	no data	4500 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon E3-1246 v3 and Athlon 300U 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	1 (Uniprocessor)
Socket	FCLGA1150	FP5
Power consumption (TDP)	84 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1246 v3 and Athlon 300U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	XFR, FMA3, SSE 4.2, AVX2, SMT
AES-NI	+	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
My WiFi	-	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
Flex Memory Access	+	no data
SIPP	+	no data
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	no data

Security technologies

Xeon E3-1246 v3 and Athlon 300U technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	no data
OS Guard	+	no data
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1246 v3 and Athlon 300U 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 Xeon E3-1246 v3 and Athlon 300U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600	DDR4 Dual-channel
Maximum memory size	32 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	38.397 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	AMD Radeon RX Vega 3
Max video memory	1.7 GB	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
Execution Units	20	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Xeon E3-1246 v3 and Athlon 300U integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
VGA	+	no data

Graphics image quality

Maximum display resolutions supported by Xeon E3-1246 v3 and Athlon 300U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3840x2160@60Hz	no data
Max resolution over DisplayPort	3840x2160@60Hz	no data
Max resolution over VGA	2880x1800@60Hz	no data

Graphics API support

APIs supported by Xeon E3-1246 v3 and Athlon 300U integrated GPUs, sometimes API versions are included.

DirectX	11.2	no data
OpenGL	4.3	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1246 v3 and Athlon 300U.

PCIe version	3.0	3.0
PCI Express lanes	16	12

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 E3-1246 v3 outperforms Athlon 300U by 85% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	4.70	2.54
Recency	1 April 2014	6 January 2019
Physical cores	4	2
Threads	8	4
Chip lithography	22 nm	14 nm
Power consumption (TDP)	84 Watt	15 Watt

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Should you still have questions on choice between Xeon E3-1246 v3 and Athlon 300U, ask them in Comments section, and we shall answer.

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