i7-1255U vs Xeon Platinum 8163

Place in the ranking	2487	895
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	Intel Xeon Platinum	Intel Alder Lake-M
Power efficiency	no data	53.78
Architecture codename	Skylake (server) (2017−2018)	Alder Lake-U (2022)
Release date	no data	23 February 2022 (2 years ago)

Detailed specifications

Xeon Platinum 8163 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 cores	24 (Tetracosa-Core)	10 (Deca-Core)
Threads	48	12
Base clock speed	no data	1.7 GHz
Boost clock speed	2.5 GHz	4.7 GHz
Multiplier	25	no data
L1 cache	1.5 MB	80K (per core)
L2 cache	24 MB	1.25 MB (per core)
L3 cache	33 MB	12 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	no data	100 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon Platinum 8163 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 configuration	8 (Multiprocessor)	1
Socket	Socket P	Intel BGA 1744
Power consumption (TDP)	no data	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8163 and Core i7-1255U. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Platinum 8163 and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.

TXT

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8163 and Core i7-1255U are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8163 and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4, DDR5
Maximum memory size	768 GB	no data
Max memory channels	6	no data
Maximum memory bandwidth	128.001 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel Iris Xe Graphics G7 96EUs ( - 1250 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8163 and Core i7-1255U.

PCIe version	3.0	4.0
PCI Express lanes	48	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.

Xeon Platinum 8163 0.98

i7-1255U 8.53
+770%

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.

Xeon Platinum 8163 1561

i7-1255U 13551
+768%