Intel Core i7-1255U vs AMD Ryzen 5 PRO 6650U

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-1255U or Intel Core i7-1255U – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-1255U features 10 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q1/2022 and belongs to the 12 generation of the Intel Core i7 series.
To use the Intel Core i7-1255U, you'll need a motherboard with a BGA 1744 socket.
The AMD Ryzen 5 PRO 6650U features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q2/2022 and belongs to the 5 generation of the AMD Ryzen 5 series.
To use the AMD Ryzen 5 PRO 6650U, you'll need a motherboard with a FP7 socket.
Intel Core i7 Family AMD Ryzen 5
Mobile Segment Mobile
Intel Core i7-1255U Name AMD Ryzen 5 PRO 6650U
Intel Core i 1200P/1200U Group AMD Ryzen 6000U/7035U
12 Generation 5
 
 

CPU Cores and Base Frequency

The Intel Core i7-1255U has 10 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the A-Core is 1.7 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
The AMD Ryzen 5 PRO 6650U has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the AMD Ryzen 5 PRO 6650U is 2.9 GHz
and turbo frequency for one core is 4.4 GHz.
None None 6x Zen 3+
4.7 GHz A-Core Frequency Turbo None
None None 3.8 GHz
3.5 GHz B-Core Frequency Turbo None
1.7 GHz A-Core Frequency None
1.2 GHz B-Core Frequency None
None None 2.9 GHz
10 CPU Cores 6
hybrid (big.LITTLE) Core architecture normal
8x Gracemont Cores B None
Yes Hyperthreading Yes
2x Golden Cove Cores A None
No Overclocking No
12 Threads 12
None None 4.4 GHz
 
 

Internal Graphics

The Intel Core i7-1255U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-1255U uses the Intel Iris Xe Graphics 96 (Alder Lake), which has 768 texture shaders
and 96 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD Ryzen 5 PRO 6650U has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 5 PRO 6650U uses the AMD Radeon RX 660M, which has 512 texture shaders
and 8 execution units.
1.25 GHz GPU (Turbo) --
Q1/2022 Release date Q1/2022
96 Execution units 8
12.1 Direct X 12
-- Max. displays --
768 Shaders 512
Intel Iris Xe Graphics 96 (Alder Lake) GPU name AMD Radeon RX 660M
0.35 GHz GPU frequency 1.9 GHz
32.0 GB Max. GPU Memory 8.0 GB
13 Generation 9
10 nm Technology 6 nm
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode VP8 Decode / Encode
Decode / Encode VP9 Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode JPEG Decode / Encode
Decode VC-1 Decode
Decode AV1 Decode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 64.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
Yes AES-NI Yes
64.0 GB Max. Memory 64.0 GB
76.8 GB/s Bandwidth 76.8 GB/s
DDR4-3200, LPDDR4X-4266, DDR5-4800, LPDDR5-5200 Memory type DDR5-4800, LPDDR5-6400
pci PCIe pci
2 Memory channels 4
No ECC No
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
55 W TDP (PL2) None
None TDP up 28 W
15 W TDP (PL1 / PBP) 15 W
100 °C Tjunction max 105 °C
 
 

Technical details

The Intel Core i7-1255U is manufactured using a 10 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 12.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 5 PRO 6650U is manufactured using a 6 nm process.
In total, this processor boasts a generous 16.0 MB cache.
Technical data sheet Documents Technical data sheet
Q1/2022 Release date Q2/2022
BGA 1744 Socket FP7
6.5 MB L2-Cache 3.0 MB
12.0 MB L3-Cache 16.0 MB
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
Alder Lake U Architecture Rembrandt (Zen 3+)
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
-- Release price --
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Monolithic Chip design Chiplet
10 nm Technology 6 nm
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
16692
16692
Intel Core i7-1255U
10C 12T @ 1.7 GHz
13905
13905

Cinebench R23 (Multi-Core)

AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
8977
8977
Intel Core i7-1255U
10C 12T @ 1.7 GHz
7545
7545

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-1255U
10C 12T @ 1.7 GHz
7612
7612
AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
6385
6385

Geekbench 6 (Multi-Core)

AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
7423
7423
Intel Core i7-1255U
10C 12T @ 1.7 GHz
6908
6908

Cinebench R20 (Multi-Core)

AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
3734
3734
Intel Core i7-1255U
10C 12T @ 1.7 GHz
3009
3009

Geekbench 6 (Single-Core)

Intel Core i7-1255U
10C 12T @ 1.7 GHz
2136
2136
AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
1879
1879

Cinebench R23 (Single-Core)

Intel Core i7-1255U
10C 12T @ 1.7 GHz
1761
1761
AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
1468
1468

Geekbench 5, 64bit (Single-Core)

Intel Core i7-1255U
10C 12T @ 1.7 GHz
1603
1603
AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
1465
1465

Cinebench R15 (Multi-Core)

AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
1546
1546
Intel Core i7-1255U
10C 12T @ 1.7 GHz
1498
1498

Cinebench R20 (Single-Core)

Intel Core i7-1255U
10C 12T @ 1.7 GHz
649
649
AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
575
575

Cinebench R15 (Single-Core)

Intel Core i7-1255U
10C 12T @ 1.7 GHz
245
245
AMD Ryzen 5 PRO 6650U
6C 12T @ 2.9 GHz
225
225