i5-10400 vs Pentium G3450T

Place in the ranking	2287	962
Place by popularity	not in top-100	87
Market segment	Desktop processor	Desktop processor
Power efficiency	3.43	11.11
Architecture codename	Haswell (2013−2015)	Comet Lake (2020)
Release date	21 July 2014 (10 years ago)	30 April 2020 (4 years ago)

Detailed specifications

Pentium G3450T and Core i5-10400 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)	6 (Hexa-Core)
Threads	2	12
Base clock speed	2.9 GHz	2.9 GHz
Boost clock speed	2.9 GHz	4.3 GHz
Bus rate	5 GT/s	8 GT/s
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	256K (per core)
L3 cache	3 MB (shared)	12 MB (shared)
Chip lithography	22 nm	14 nm
Die size	177 mm²	no data
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	72 °C	72 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Pentium G3450T and Core i5-10400 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	FCLGA1150	FCLGA1200
Power consumption (TDP)	35 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G3450T and Core i5-10400. 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	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
Idle States	+	+
Thermal Monitoring	+	+
Turbo Boost Max 3.0	no data	-

Security technologies

Pentium G3450T and Core i5-10400 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	+	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G3450T and Core i5-10400 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G3450T and Core i5-10400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-2666
Maximum memory size	32 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	41.6 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 4th Generation Intel® Processors	Intel UHD Graphics 630
Max video memory	1.7 GB	64 GB
Quick Sync Video	+	+
Clear Video	no data	+
Clear Video HD	+	+
Graphics max frequency	1.1 GHz	1.1 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Pentium G3450T and Core i5-10400 integrated GPUs.

Number of displays supported	3	3
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data
VGA	+	no data

Graphics image quality

Maximum display resolutions supported by Pentium G3450T and Core i5-10400 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	1920x1080@60Hz	4096 x 2160@30Hz
Max resolution over eDP	2560x1600@60Hz	4096 x 2304@60Hz
Max resolution over DisplayPort	2560x1600@60Hz	4096 x 2304@60Hz
Max resolution over VGA	1920x1200@60Hz	no data

Graphics API support

APIs supported by Pentium G3450T and Core i5-10400 integrated GPUs, sometimes API versions are included.

DirectX	11.1/12	12
OpenGL	4.3	4.5

Peripherals

Specifications and connection of peripherals supported by Pentium G3450T and Core i5-10400.

PCIe version	Up to 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.

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 G3450T 1.27

i5-10400 7.63
+501%

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 G3450T 2016

i5-10400 12117
+501%

Gaming performance

Pros & cons summary

Performance score	1.27	7.63
Recency	21 July 2014	30 April 2020
Physical cores	2	6
Threads	2	12
Chip lithography	22 nm	14 nm
Power consumption (TDP)	35 Watt	65 Watt

Pentium G3450T has 85.7% lower power consumption.

i5-10400, on the other hand, has a 500.8% higher aggregate performance score, an age advantage of 5 years, 200% more physical cores and 500% more threads, and a 57.1% more advanced lithography process.

The Core i5-10400 is our recommended choice as it beats the Pentium G3450T in performance tests.

Should you still have questions on choice between Pentium G3450T and Core i5-10400, ask them in Comments section, and we shall answer.