i5-11500T vs Pentium U5400

Place in the ranking	3048	908
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Pentium	no data
Power efficiency	1.84	22.39
Architecture codename	Arrandale (2010−2011)	Rocket Lake (2021)
Release date	25 May 2010 (14 years ago)	16 March 2021 (3 years ago)

Detailed specifications

Pentium U5400 and Core i5-11500T 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	1.2 GHz	1.5 GHz
Boost clock speed	1.2 GHz	3.9 GHz
Bus type	DMI 1.0	no data
Bus rate	1 × 2.5 GT/s	8 GT/s
Multiplier	9	no data
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	256K (per core)
L3 cache	3 MB (shared)	12 MB (shared)
Chip lithography	32 nm	14 nm
Die size	81+114 mm²	no data
Maximum core temperature	105 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	384 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Pentium U5400 and Core i5-11500T 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	BGA1288	FCLGA1200
Power consumption (TDP)	18 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium U5400 and Core i5-11500T. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
FMA	+	-
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	-	+
PAE	36 Bit	no data
Turbo Boost Max 3.0	no data	-
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Pentium U5400 and Core i5-11500T technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
Identity Protection	-	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium U5400 and Core i5-11500T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium U5400 and Core i5-11500T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200
Maximum memory size	8 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	12.799 GB/s	50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics for Previous Generation Intel Processors	Intel UHD Graphics 750
Max video memory	no data	64 GB
Quick Sync Video	-	+
Clear Video	+	+
Clear Video HD	no data	+
Graphics max frequency	500 MHz	1.2 GHz
Execution Units	no data	32
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Pentium U5400 and Core i5-11500T integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Pentium U5400 and Core i5-11500T integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2160@60Hz
Max resolution over eDP	no data	5120 x 3200 @60Hz
Max resolution over DisplayPort	no data	5120 x 3200 @60Hz

Graphics API support

APIs supported by Pentium U5400 and Core i5-11500T integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Pentium U5400 and Core i5-11500T.

PCIe version	2.0	4.0
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.

Pentium U5400 0.35

i5-11500T 8.28
+2266%

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 U5400 552

i5-11500T 13155
+2283%

Gaming performance

Pros & cons summary

Performance score	0.35	8.28
Integrated graphics card	0.77	4.49
Recency	25 May 2010	16 March 2021
Physical cores	2	6
Threads	2	12
Chip lithography	32 nm	14 nm
Power consumption (TDP)	18 Watt	35 Watt

Pentium U5400 has 94.4% lower power consumption.

i5-11500T, on the other hand, has a 2265.7% higher aggregate performance score, 483.1% faster integrated GPU, an age advantage of 10 years, 200% more physical cores and 500% more threads, and a 128.6% more advanced lithography process.

The Core i5-11500T is our recommended choice as it beats the Pentium U5400 in performance tests.

Be aware that Pentium U5400 is a notebook processor while Core i5-11500T is a desktop one.

Should you still have questions on choice between Pentium U5400 and Core i5-11500T, ask them in Comments section, and we shall answer.