Core i7-12700 vs Celeron B840

Place in performance ranking	2668	267
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Celeron	no data
Architecture codename	Sandy Bridge (2011−2013)	Alder Lake
Release date	15 March 2011 (13 years ago)	January 2022 (2 years ago)
Launch price (MSRP)	$86	no data

Detailed specifications

Celeron B840 and Core i7-12700 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	2	20
Base clock speed	no data	2.1 GHz
Boost clock speed	1.9 GHz	4.9 GHz
Bus support	4 × 5 GT/s	no data
L1 cache	128 KB	80 KB (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	2 MB	25 MB (shared)
Chip lithography	32 nm	10 nm
Die size	131 mm²	215 mm²
Maximum core temperature	100 °C	no data
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Celeron B840 and Core i7-12700 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	Socket G2	1700
Power consumption (TDP)	35 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron B840 and Core i7-12700. You'll probably need this information if you require some particular technology.

AES-NI	no data	+
FMA	+	no data
AVX	no data	+
Enhanced SpeedStep (EIST)	+	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	no data

Security technologies

Celeron B840 and Core i7-12700 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron B840 and Core i7-12700 are enumerated here.

VT-d	no data	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron B840 and Core i7-12700. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4, DDR5 Dual-channel
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.335 GB/s	76.8 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare

Intel HD Graphics (Sandy Bridge)

Intel UHD Graphics 770

Peripherals

Specifications and connection of peripherals supported by Celeron B840 and Core i7-12700.

PCIe version	no data	5.0
PCI Express lanes	16	20

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 B840 0.66

i7-12700 19.90
+2915%

Core i7-12700 outperforms Celeron B840 by 2915% based on our aggregate benchmark results.

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.

Benchmark coverage: 68%

Celeron B840 1015

i7-12700 30781
+2933%

Core i7-12700 outperforms Celeron B840 by 2933% in Passmark.

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.

Benchmark coverage: 41%

Celeron B840 328

i7-12700 2294
+599%

Core i7-12700 outperforms Celeron B840 by 599% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 41%

Celeron B840 597

i7-12700 10872
+1721%

Core i7-12700 outperforms Celeron B840 by 1721% in GeekBench 5 Multi-Core.

Gaming performance

Pros & cons summary

Performance score	0.66	19.90
Physical cores	2	12
Threads	2	20
Chip lithography	32 nm	10 nm
Power consumption (TDP)	35 Watt	65 Watt

Celeron B840 has 85.7% lower power consumption.

i7-12700, on the other hand, has a 2915.2% higher aggregate performance score, 500% more physical cores and 900% more threads, and a 220% more advanced lithography process.

The Core i7-12700 is our recommended choice as it beats the Celeron B840 in performance tests.

Be aware that Celeron B840 is a notebook processor while Core i7-12700 is a desktop one.

Should you still have questions on choice between Celeron B840 and Core i7-12700, ask them in Comments section, and we shall answer.