i7-1255U vs A10 PRO-7800B

VS

Aggregate performance score

A10 PRO-7800B
2014
4 cores / 4 threads, 65 Watt
2.08
Core i7-1255U
2022
10 cores / 12 threads, 15 Watt
8.52
+310%

Core i7-1255U outperforms A10 PRO-7800B by a whopping 310% based on our aggregate benchmark results.

Primary details

Comparing A10 PRO-7800B and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1896895
Place by popularitynot in top-10074
Market segmentDesktop processorLaptop
Seriesno dataIntel Alder Lake-M
Power efficiency3.0353.75
Architecture codenameKaveri (2014−2015)Alder Lake-U (2022)
Release date31 July 2014 (10 years ago)23 February 2022 (2 years ago)

Detailed specifications

A10 PRO-7800B and Core i7-1255U 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 cores4 (Quad-Core)10 (Deca-Core)
Threads412
Base clock speed3.5 GHz1.7 GHz
Boost clock speed3.9 GHz4.7 GHz
L1 cache256 KB80K (per core)
L2 cache4096 KB1.25 MB (per core)
L3 cacheno data12 MB (shared)
Chip lithography28 nmIntel 7 nm
Die size245 mm2no data
Maximum core temperature71 °C100 °C
Maximum case temperature (TCase)74 °Cno data
Number of transistors2,411 millionno data
64 bit support++
Windows 11 compatibilityno data+

Compatibility

Information on A10 PRO-7800B and Core i7-1255U 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
SocketFM2+FCBGA1744
Power consumption (TDP)65 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A10 PRO-7800B and Core i7-1255U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA++
AVX++
PowerTune+-
TrueAudio+-
PowerNow+-
PowerGating+-
Out-of-band client management+-
VirusProtect+-
RAID+-
HSA+-
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Hyper-Threading Technologyno data+
TSX-+
Thermal Monitoring-+
Flex Memory Accessno data+
Deep Learning Boost-+

Security technologies

A10 PRO-7800B and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A10 PRO-7800B and Core i7-1255U are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A10 PRO-7800B and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR4, DDR5
Maximum memory sizeno data64 GB
Max memory channels22

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon R7 GraphicsIntel® Iris® Xe Graphics eligible
iGPU core count8no data
จำนวนพาธไลน์512no data
Quick Sync Video-+
UVD+-
VCE+-
Graphics max frequencyno data1.25 GHz
Execution Unitsno data96

Graphics interfaces

Available interfaces and connections of A10 PRO-7800B and Core i7-1255U integrated GPUs.

Number of displays supportedno data4
DisplayPort+-
HDMI+-

Graphics image quality

Maximum display resolutions supported by A10 PRO-7800B and Core i7-1255U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz
Max resolution over eDPno data4096 x 2304 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by A10 PRO-7800B and Core i7-1255U integrated GPUs, sometimes API versions are included.

DirectXDirectX® 1212.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by A10 PRO-7800B and Core i7-1255U.

PCIe version3.04.0
PCI Express lanes1620

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.

A10 PRO-7800B 2.08
i7-1255U 8.52
+310%

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.

A10 PRO-7800B 3303
i7-1255U 13538
+310%

Gaming performance

Pros & cons summary


Performance score 2.08 8.52
Recency 31 July 2014 23 February 2022
Physical cores 4 10
Threads 4 12
Power consumption (TDP) 65 Watt 15 Watt

i7-1255U has a 309.6% higher aggregate performance score, an age advantage of 7 years, 150% more physical cores and 200% more threads, and 333.3% lower power consumption.

The Core i7-1255U is our recommended choice as it beats the A10 PRO-7800B in performance tests.

Note that A10 PRO-7800B is a desktop processor while Core i7-1255U is a notebook one.


Should you still have questions on choice between A10 PRO-7800B and Core i7-1255U, 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.


AMD A10 PRO-7800B
A10 PRO-7800B
Intel Core i7-1255U
Core i7-1255U

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Community ratings

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Questions & comments

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