Atom C3850 vs Core i5-580M

Primary details

Comparing Core i5-580M and Atom C3850 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2205	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Core i5	Intel Atom
Architecture codename	Arrandale (2010−2011)	Goldmont (2016−2017)
Release date	26 September 2010 (13 years ago)	15 August 2017 (6 years ago)
Launch price (MSRP)	$266	$323
Current price	$69 (0.3x MSRP)	$850 (2.6x MSRP)

Detailed specifications

Core i5-580M and Atom C3850 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	2 (Dual-core)	12 (Dodeca-Core)
Threads	4	12
Base clock speed	2.66 GHz	2.1 GHz
Boost clock speed	3.33 GHz	2.4 GHz
Bus support	4800 MHz	no data
L1 cache	64K (per core)	672 KB
L2 cache	256K (per core)	12 MB
L3 cache	3 MB (shared)	12 MB
Chip lithography	32 nm	14 nm
Die size	81+114 mm2	no data
Maximum core temperature	105 °C	78 °C
Number of transistors	382+177 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-580M and Atom C3850 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
Socket	BGA1288,PGA988	FCBGA1310
Power consumption (TDP)	35 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-580M and Atom C3850. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	+
FMA	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	-
Turbo Boost Technology	+	2.0
Hyper-Threading Technology	+	-
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
PAE	36 Bit	no data
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	Launched

Security technologies

Core i5-580M and Atom C3850 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	+
Secure Boot	no data	+
Secure Key	no data	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-580M and Atom C3850 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-580M and Atom C3850. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4: 2400
Maximum memory size	8 GB	256 GB
Max memory channels	2	2
Maximum memory bandwidth	17.1 GB/s	34.134 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	766 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i5-580M and Atom C3850 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i5-580M and Atom C3850.

PCIe version	2.0	3
PCI Express lanes	16	16
USB revision	no data	3
Total number of SATA ports	no data	16
Max number of SATA 6 Gb/s Ports	no data	16
Number of USB ports	no data	8
Integrated LAN	no data	2x10/2.5/1 GBE

Pros & cons summary

---

Recency	26 September 2010	15 August 2017
Physical cores	2	12
Threads	4	12
Cost	$266	$323
Chip lithography	32 nm	14 nm
Power consumption (TDP)	35 Watt	25 Watt

---

Should you still have questions on choice between Core i5-580M and Atom C3850, 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.

---