Pentium B940 vs Celeron J1900

Place in the ranking	2691	2845
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Pentium
Power efficiency	6.87	1.45
Architecture codename	Bay Trail-D (2013)	Sandy Bridge (2011−2013)
Release date	1 November 2013 (11 years ago)	19 June 2011 (13 years ago)
Launch price (MSRP)	$82	$134

Detailed specifications

Celeron J1900 and Pentium B940 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	2 GHz	2 GHz
Boost clock speed	2.42 GHz	2 GHz
Bus type	no data	DMI 2.0
Bus rate	no data	4 × 5 GT/s
Multiplier	no data	20
L1 cache	224 KB	64K (per core)
L2 cache	2 MB	256K (per core)
L3 cache	2 MB L2 Cache	2 MB (shared)
Chip lithography	22 nm	32 nm
Die size	no data	131 mm²
Maximum core temperature	105 °C	85 °C
Number of transistors	no data	504 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron J1900 and Pentium B940 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 (Uniprocessor)
Socket	FCBGA1170	PGA988
Power consumption (TDP)	10 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron J1900 and Pentium B940. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2
FMA	-	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	no data	-
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	no data	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Demand Based Switching	no data	-
PAE	36 Bit	no data
FDI	-	+
Fast Memory Access	no data	+
RST	-	no data

Security technologies

Celeron J1900 and Pentium B940 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron J1900 and Pentium B940 are enumerated here.

VT-d	-	-
VT-x	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron J1900 and Pentium B940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	8 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Celeron J1900 and Pentium B940 integrated GPUs.

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

Peripherals

Specifications and connection of peripherals supported by Celeron J1900 and Pentium B940.

PCIe version	2.0	2.0
PCI Express lanes	4	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.

Celeron J1900 0.73
+35.2%

Pentium B940 0.54

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 J1900 1152
+33.2%

Pentium B940 865

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 J1900 173

Pentium B940 317
+83.2%

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 J1900 517

Pentium B940 545
+5.4%

Gaming performance

Pros & cons summary

Performance score	0.73	0.54
Recency	1 November 2013	19 June 2011
Physical cores	4	2
Threads	4	2
Chip lithography	22 nm	32 nm
Power consumption (TDP)	10 Watt	35 Watt

Celeron J1900 has a 35.2% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 100% more threads, a 45.5% more advanced lithography process, and 250% lower power consumption.

The Celeron J1900 is our recommended choice as it beats the Pentium B940 in performance tests.

Should you still have questions on choice between Celeron J1900 and Pentium B940, ask them in Comments section, and we shall answer.