Celeron 1007U vs 3855U

Primary details

Comparing Celeron 3855U and Celeron 1007U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2557	2812
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Celeron
Architecture codename	Skylake (2015−2016)	Ivy Bridge (2012−2013)
Release date	15 August 2015 (9 years ago)	21 January 2013 (11 years ago)
Launch price (MSRP)	$107	$86

Detailed specifications

Celeron 3855U and Celeron 1007U 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)	2 (Dual-core)
Threads	2	2
Base clock speed	1.6 GHz	1.5 GHz
Boost clock speed	1.6 GHz	1.5 GHz
Bus type	OPI	DMI
Bus rate	4 GT/s	5 GT/s
Multiplier	16	15
L1 cache	128 KB	128 KB
L2 cache	512 KB	512 KB
L3 cache	2 MB	2 MB
Chip lithography	14 nm	22 nm
Die size	98.57 mm2	94 mm2
Maximum core temperature	100 °C	105 °C
Maximum case temperature (TCase)	no data	105 °C
Number of transistors	1750 Million	1,400 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron 3855U and Celeron 1007U 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
Socket	FCBGA1356	FCBGA1023
Power consumption (TDP)	15 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 3855U and Celeron 1007U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	-
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
Smart Response	+	no data
Demand Based Switching	no data	-
FDI	no data	+
Fast Memory Access	no data	+
Status	Discontinued	Discontinued

Security technologies

Celeron 3855U and Celeron 1007U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	no data
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	-	no data
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 3855U and Celeron 1007U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 3855U and Celeron 1007U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600	DDR3
Maximum memory size	32 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 510	Intel® HD Graphics for 3rd Generation Intel® Processors
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video HD	+	-
Graphics max frequency	900 MHz	1 GHz

Graphics interfaces

Available interfaces and connections of Celeron 3855U and Celeron 1007U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron 3855U and Celeron 1007U integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@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 Celeron 3855U and Celeron 1007U integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron 3855U and Celeron 1007U.

PCIe version	2.0	2.0
PCI Express lanes	10	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.

---

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	0.82	0.54
Recency	15 August 2015	21 January 2013
Chip lithography	14 nm	22 nm
Power consumption (TDP)	15 Watt	17 Watt

---

Should you still have questions on choice between Celeron 3855U and Celeron 1007U, 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.

---