Celeron G4900T vs i3-8121U

Primary details

Comparing Core i3-8121U and Celeron G4900T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1682	2198
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	5.80
Market segment	Laptop	Desktop processor
Series	Intel Core i3	Intel Celeron
Power efficiency	17.45	3.80
Architecture codename	Coffee Lake-U (2018−2019)	Coffee Lake (2017−2019)
Release date	15 May 2018 (6 years ago)	3 April 2018 (6 years ago)
Launch price (MSRP)	no data	$42

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-8121U and Celeron G4900T 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	4	2
Base clock speed	2.2 GHz	2.9 GHz
Boost clock speed	3.2 GHz	2.9 GHz
Bus type	OPI	DMI 3.0
Bus rate	4 GT/s	4 × 8 GT/s
Multiplier	22	29
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	256K (per core)
L3 cache	4 MB (shared)	2 MB (shared)
Chip lithography	10 nm	14 nm
Die size	123 mm2	126 mm2
Maximum core temperature	105 °C	88 °C
Maximum case temperature (TCase)	72 °C	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i3-8121U and Celeron G4900T 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 (Uniprocessor)
Socket	Intel BGA1440	FCLGA1151
Power consumption (TDP)	15 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-8121U and Celeron G4900T. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
AVX	+	-
vPro	-	no data
Enhanced SpeedStep (EIST)	+	+
QuickAssist	-	no data
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Smart Response	+	no data
Demand Based Switching	-	no data
HD Audio	+	no data
RST	+	no data

Security technologies

Core i3-8121U and Celeron G4900T technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	+
MPX	+	+
Identity Protection	-	+
SGX	-	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-8121U and Celeron G4900T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-8121U and Celeron G4900T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-2400
Maximum memory size	32 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	38.397 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Iris Pro Plus	Intel UHD Graphics 610
Max video memory	no data	64 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Core i3-8121U and Celeron G4900T integrated GPUs.

Number of displays supported

no data

3

Graphics image quality

Maximum display resolutions supported by Core i3-8121U and Celeron G4900T integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2304@24Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	4096x2304@60Hz

Graphics API support

APIs supported by Core i3-8121U and Celeron G4900T integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Core i3-8121U and Celeron G4900T.

PCIe version	3.0	3.0
PCI Express lanes	16	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.

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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.

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Pros & cons summary

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Performance score	2.87	1.46
Recency	15 May 2018	3 April 2018
Threads	4	2
Chip lithography	10 nm	14 nm
Power consumption (TDP)	15 Watt	35 Watt

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Should you still have questions on choice between Core i3-8121U and Celeron G4900T, ask them in Comments section, and we shall answer.

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