i3-1220P vs Pentium G840

Place in the ranking	2608	830
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 Alder Lake-P
Power efficiency	1.15	30.94
Architecture codename	Sandy Bridge (2011−2013)	Alder Lake-P (2022)
Release date	22 May 2011 (13 years ago)	23 February 2022 (2 years ago)
Launch price (MSRP)	$60	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium G840 and Core i3-1220P 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)	10 (Deca-Core)
Threads	2	12
Base clock speed	2.8 GHz	1.5 GHz
Boost clock speed	2.8 GHz	4.4 GHz
L1 cache	64 KB (per core)	80K (per core)
L2 cache	256 KB (per core)	1.25 MB (per core)
L3 cache	3 MB (shared)	12 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	131 mm²	no data
Maximum core temperature	69 °C	100 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Pentium G840 and Core i3-1220P 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	FCBGA1744
Power consumption (TDP)	65 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G840 and Core i3-1220P. 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, Intel® AVX2
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	+	+
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Pentium G840 and Core i3-1220P technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G840 and Core i3-1220P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G840 and Core i3-1220P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4, DDR5
Maximum memory size	32 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel® UHD Graphics for 12th Gen Intel® Processors
Quick Sync Video	-	+
Graphics max frequency	1.1 GHz	1.1 GHz
Execution Units	no data	64

Graphics interfaces

Available interfaces and connections of Pentium G840 and Core i3-1220P integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Pentium G840 and Core i3-1220P integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2304 @ 60Hz
Max resolution over eDP	no data	4096 x 2304 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Pentium G840 and Core i3-1220P integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Pentium G840 and Core i3-1220P.

PCIe version	2.0	4.0
PCI Express lanes	no data	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.

Pentium G840 0.82

i3-1220P 9.50
+1059%

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.

Pentium G840 1253

i3-1220P 14532
+1060%

Gaming performance

Pros & cons summary

Performance score	0.82	9.50
Recency	22 May 2011	23 February 2022
Physical cores	2	10
Threads	2	12
Power consumption (TDP)	65 Watt	28 Watt

i3-1220P has a 1058.5% higher aggregate performance score, an age advantage of 10 years, 400% more physical cores and 500% more threads, and 132.1% lower power consumption.

The Core i3-1220P is our recommended choice as it beats the Pentium G840 in performance tests.

Note that Pentium G840 is a desktop processor while Core i3-1220P is a notebook one.

Should you still have questions on choice between Pentium G840 and Core i3-1220P, ask them in Comments section, and we shall answer.