Celeron N2840 vs 1005M

Place in the ranking	2719	3041
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Celeron
Power efficiency	1.89	5.00
Architecture codename	Ivy Bridge (2012−2013)	Bay Trail-M (2013−2014)
Release date	1 July 2013 (11 years ago)	22 May 2014 (10 years ago)
Launch price (MSRP)	$86	no data

Detailed specifications

Celeron 1005M and Celeron N2840 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	1.9 GHz	2.16 GHz
Boost clock speed	1.9 GHz	2.58 GHz
Bus rate	5 GT/s	no data
L1 cache	128 KB	56K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	2 MB	0 KB
Chip lithography	22 nm	22 nm
Die size	94 mm²	no data
Maximum core temperature	105 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron 1005M and Celeron N2840 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	FCPGA988	FCBGA1170
Power consumption (TDP)	35 Watt	7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 1005M and Celeron N2840. You'll probably need this information if you require some particular technology.

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

Security technologies

Celeron 1005M and Celeron N2840 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Secure Key	no data	+
Anti-Theft	-	-

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 1005M and Celeron N2840 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 1005M and Celeron N2840. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21.32 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 3rd Generation Intel Processors	Intel HD Graphics for Intel Atom Processor Z3700 Series
Quick Sync Video	-	+
Clear Video HD	-	-
Graphics max frequency	1 GHz	792 MHz
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Celeron 1005M and Celeron N2840 integrated GPUs.

Number of displays supported	3	2
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Celeron 1005M and Celeron N2840.

PCIe version	2.0	2.0
PCI Express lanes	16	4
USB revision	no data	3.0 and 2.0
Total number of SATA ports	no data	2
Number of USB ports	no data	5

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.

Celeron 1005M 0.70
+89.2%

Celeron N2840 0.37

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Celeron 1005M 1109
+88.6%

Celeron N2840 588

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Celeron 1005M 325
+82.6%

Celeron N2840 178

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Celeron 1005M 563
+89.6%

Celeron N2840 297