i9-14900 vs i7-1355U

VS

Aggregate performance score

Core i7-1355U
2023
10 cores / 12 threads, 15 Watt
9.32
Core i9-14900
2024
24 cores / 32 threads, 65 Watt
30.36
+226%

Core i9-14900 outperforms Core i7-1355U by a whopping 226% based on our aggregate benchmark results.

Primary details

Comparing Core i7-1355U and Core i9-14900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking825137
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data50.42
Market segmentLaptopDesktop processor
SeriesIntel Raptor Lake-Uno data
Power efficiency58.7644.17
Architecture codenameRaptor Lake-U (2023)Raptor Lake-R (2023−2024)
Release date4 January 2023 (1 year ago)8 January 2024 (less than a year ago)
Launch price (MSRP)$469$549

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-1355U and Core i9-14900 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 cores10 (Deca-Core)24 (Tetracosa-Core)
Threads1232
Base clock speed1.7 GHz2 GHz
Boost clock speed5 GHz5.6 GHz
Bus rateno data219 MHz
L1 cache80K (per core)80 KB (per core)
L2 cache1.25 MB (per core)2 MB (per core)
L3 cache12 MB (shared)36 MB (shared)
Chip lithographyIntel 7 nmIntel 7 nm
Die sizeno data257 mm2
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Core i7-1355U and Core i9-14900 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 configuration11
SocketFCBGA1744FCLGA1700
Power consumption (TDP)15 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-1355U and Core i9-14900. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technologyno data2.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring++
Flex Memory Access+no data
SIPP-+
Turbo Boost Max 3.0no data+
Deep Learning Boost++

Security technologies

Core i7-1355U and Core i9-14900 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-1355U and Core i9-14900 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-1355U and Core i9-14900. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5200, DDR4-3200, LPDDR4x-4267DDR5-5600, DDR4-3200
Maximum memory size96 GB192 GB
Max memory channels22
Maximum memory bandwidthno data89.6 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Iris® Xe Graphics eligibleIntel UHD Graphics 770
Quick Sync Video++
Clear Video HDno data+
Graphics max frequency1.3 GHz1.65 GHz
Execution Units9632

Graphics interfaces

Available interfaces and connections of Core i7-1355U and Core i9-14900 integrated GPUs.

Number of displays supported44

Graphics image quality

Maximum display resolutions supported by Core i7-1355U and Core i9-14900 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2304 @ 60Hz4096 x 2160 @ 60Hz
Max resolution over eDP4096 x 2304 @ 120Hz5120 x 3200 @ 120Hz
Max resolution over DisplayPort7680 x 4320 @ 60Hz7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i7-1355U and Core i9-14900 integrated GPUs, sometimes API versions are included.

DirectX12.112
OpenGL4.64.5

Peripherals

Specifications and connection of peripherals supported by Core i7-1355U and Core i9-14900.

PCIe version4.05.0 and 4.0
PCI Express lanes816

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.

i7-1355U 9.32
i9-14900 30.36
+226%

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.

i7-1355U 14804
i9-14900 48222
+226%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-1355U 10028
i9-14900 12284
+22.5%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-1355U 33627
i9-14900 82492
+145%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-1355U 10128
i9-14900 18728
+84.9%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-1355U 21
i9-14900 2.41
+771%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-1355U 16
i9-14900 57
+244%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i7-1355U 1393
i9-14900 4793
+244%

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i7-1355U 256
i9-14900 315
+23.3%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-1355U 3.07
i9-14900 3.8
+23.8%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-1355U 8.3
i9-14900 18.5
+123%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-1355U 12688
+2.7%
i9-14900 12359

Geekbench 5.5 Multi-Core

i7-1355U 8058
i9-14900 17395
+116%

Blender(-)

i7-1355U 414
+216%
i9-14900 131

Geekbench 5.5 Single-Core

i7-1355U 1783
i9-14900 2140
+20%

7-Zip Single

i7-1355U 5570
i9-14900 7276
+30.6%

7-Zip

i7-1355U 36491
i9-14900 101652
+179%

WebXPRT 3

i7-1355U 283
i9-14900 315
+11.3%

CrossMark Overall

i7-1355U 1573
i9-14900 2133
+35.6%

Blender v3.3 Classroom CPU(-)

i7-1355U 765
+191%
i9-14900 263

Geekbench 6.3 Multi-Core

i7-1355U 8908
i9-14900 15962
+79.2%

Geekbench 6.3 Single-Core

i7-1355U 2505
i9-14900 3022
+20.6%

Gaming performance

Pros & cons summary


Performance score 9.32 30.36
Recency 4 January 2023 8 January 2024
Physical cores 10 24
Threads 12 32
Power consumption (TDP) 15 Watt 65 Watt

i7-1355U has 333.3% lower power consumption.

i9-14900, on the other hand, has a 225.8% higher aggregate performance score, an age advantage of 1 year, and 140% more physical cores and 166.7% more threads.

The Core i9-14900 is our recommended choice as it beats the Core i7-1355U in performance tests.

Be aware that Core i7-1355U is a notebook processor while Core i9-14900 is a desktop one.


Should you still have questions on choice between Core i7-1355U and Core i9-14900, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-1355U
Core i7-1355U
Intel Core i9-14900
Core i9-14900

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.6 528 votes

Rate Core i7-1355U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 93 votes

Rate Core i9-14900 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-1355U or Core i9-14900, agree or disagree with our judgements, or report an error or mismatch.