i7-1255U vs EPYC 7763

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Aggregate performance score

EPYC 7763
2021
64 cores / 128 threads, 280 Watt
53.23
+524%
Core i7-1255U
2022
10 cores / 12 threads, 15 Watt
8.53

EPYC 7763 outperforms Core i7-1255U by a whopping 524% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7763 and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking25895
Place by popularitynot in top-10074
Cost-effectiveness evaluation3.32no data
Market segmentServerLaptop
SeriesAMD EPYCIntel Alder Lake-M
Power efficiency17.9953.82
Architecture codenameMilan (2021−2023)Alder Lake-U (2022)
Release date15 March 2021 (3 years ago)23 February 2022 (2 years ago)
Launch price (MSRP)$7,890no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7763 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 cores64 (Tetrahexaconta-Core)10 (Deca-Core)
Threads12812
Base clock speed2.45 GHz1.7 GHz
Boost clock speed3.5 GHz4.7 GHz
Multiplier24.5no data
L1 cache64 KB (per core)80K (per core)
L2 cache512 KB (per core)1.25 MB (per core)
L3 cache256 MB (shared)12 MB (shared)
Chip lithography7 nm+10 nm
Die size8x 81 mm2no data
Maximum core temperatureno data100 °C
Number of transistors33,200 millionno data
64 bit support++
Windows 11 compatibility++

Compatibility

Information on EPYC 7763 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 configuration21
SocketSP3Intel BGA 1744
Power consumption (TDP)280 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7763 and Core i7-1255U. You'll probably need this information if you require some particular technology.

AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)no data+
TSX-+

Security technologies

EPYC 7763 and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7763 and Core i7-1255U are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7763 and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4, DDR5
Maximum memory size4 TiBno data
Maximum memory bandwidth204.795 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel Iris Xe Graphics G7 96EUs ( - 1250 MHz)

Peripherals

Specifications and connection of peripherals supported by EPYC 7763 and Core i7-1255U.

PCIe version4.04.0
PCI Express lanes12820

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.

EPYC 7763 53.23
+524%
i7-1255U 8.53

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.

EPYC 7763 84557
+524%
i7-1255U 13545

Gaming performance

Pros & cons summary


Performance score 53.23 8.53
Recency 15 March 2021 23 February 2022
Physical cores 64 10
Threads 128 12
Chip lithography 7 nm 10 nm
Power consumption (TDP) 280 Watt 15 Watt

EPYC 7763 has a 524% higher aggregate performance score, 540% more physical cores and 966.7% more threads, and a 42.9% more advanced lithography process.

i7-1255U, on the other hand, has an age advantage of 11 months, and 1766.7% lower power consumption.

The EPYC 7763 is our recommended choice as it beats the Core i7-1255U in performance tests.

Be aware that EPYC 7763 is a server/workstation processor while Core i7-1255U is a notebook one.


Should you still have questions on choice between EPYC 7763 and Core i7-1255U, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD EPYC 7763
EPYC 7763
Intel Core i7-1255U
Core i7-1255U

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Community ratings

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Questions & comments

Here you can ask a question about EPYC 7763 or Core i7-1255U, agree or disagree with our judgements, or report an error or mismatch.