Celeron J1900 vs Pentium G840

Primary details

Comparing Pentium G840 and Celeron J1900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2492	2550
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.61	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Architecture codename	Sandy Bridge (2011−2013)	Bay Trail-D (2013)
Release date	22 May 2011 (13 years ago)	1 November 2013 (10 years ago)
Launch price (MSRP)	$60	$82
Current price	$64 (1.1x MSRP)	$163 (2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium G840 and Celeron J1900 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	2.8 GHz	2 GHz
Boost clock speed	2.8 GHz	2.42 GHz
L1 cache	64 KB (per core)	224 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	3 MB (shared)	2 MB L2 Cache
Chip lithography	32 nm	22 nm
Die size	131 mm2	no data
Maximum core temperature	69 °C	105 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Pentium G840 and Celeron J1900 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	FCLGA1155	FCBGA1170
Power consumption (TDP)	65 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G840 and Celeron J1900. 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	+	-
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
SIPP	no data	-
PAE	no data	36 Bit
FDI	+	-
Fast Memory Access	+	no data
Status	Discontinued	Launched
RST	no data	-

Security technologies

Pentium G840 and Celeron J1900 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Identity Protection	no data	-
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G840 and Celeron J1900 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G840 and Celeron J1900. 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	21 GB/s	no data
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel® HD Graphics for Intel Atom® Processor Z3700 Series
Quick Sync Video	-	+
Graphics max frequency	1.1 GHz	854 MHz
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Pentium G840 and Celeron J1900 integrated GPUs.

Number of displays supported

2

2

Peripherals

Specifications and connection of peripherals supported by Pentium G840 and Celeron J1900.

PCIe version	2.0	2.0
PCI Express lanes	no data	4

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.

Pentium G840 outperforms Celeron J1900 by 8% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	0.80	0.74
Recency	22 May 2011	1 November 2013
Physical cores	2	4
Threads	2	4
Cost	$60	$82
Chip lithography	32 nm	22 nm
Power consumption (TDP)	65 Watt	10 Watt

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Should you still have questions on choice between Pentium G840 and Celeron J1900, ask them in Comments section, and we shall answer.

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