Atom C3558 vs Xeon E-2146G

Primary details

Comparing Xeon E-2146G and Atom C3558 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	900	2123
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	23.69	0.47
Market segment	Server	Server
Series	Intel Xeon E	Intel Atom
Power efficiency	9.87	9.05
Architecture codename	Coffee Lake-S WS (2018−2019)	Goldmont (2016−2017)
Release date	12 July 2018 (6 years ago)	15 August 2017 (7 years ago)
Launch price (MSRP)	$317	$86

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E-2146G has 4940% better value for money than Atom C3558.

Detailed specifications

Xeon E-2146G and Atom C3558 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)	4 (Quad-Core)
Threads	12	4
Base clock speed	3.5 GHz	2.2 GHz
Boost clock speed	4.5 GHz	2.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	35	22
L1 cache	384 KB	224 KB
L2 cache	1.5 MB	8 MB
L3 cache	12 MB (shared)	8 MB
Chip lithography	14 nm	14 nm
Die size	154 mm2	no data
Maximum core temperature	100 °C	83 °C
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Xeon E-2146G and Atom C3558 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	FCLGA1151	FCBGA1310
Power consumption (TDP)	80 Watt	16 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E-2146G and Atom C3558. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon E-2146G and Atom C3558 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E-2146G and Atom C3558 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E-2146G and Atom C3558. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4: 2133
Maximum memory size	128 GB	256 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	29.871 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics P630	no data
Max video memory	128 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.15 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Xeon E-2146G and Atom C3558 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Xeon E-2146G and Atom C3558 integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Xeon E-2146G and Atom C3558 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E-2146G and Atom C3558.

PCIe version	3.0	3
PCI Express lanes	16	12
USB revision	no data	3
Total number of SATA ports	no data	12
Max number of SATA 6 Gb/s Ports	no data	12
Number of USB ports	no data	8
Integrated LAN	no data	2x10/2.5/1 GBE + 2x2.5/1 GBE

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

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.

---

Pros & cons summary

---

Performance score	8.34	1.53
Recency	12 July 2018	15 August 2017
Physical cores	6	4
Threads	12	4
Power consumption (TDP)	80 Watt	16 Watt

---

Should you still have questions on choice between Xeon E-2146G and Atom C3558, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---