Intel Core i5-1245U Benchmark, Test and specs

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CPU lineage

The Intel Core i5-1245U 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 i5 series. To use the Intel Core i5-1245U, you'll need a motherboard with a BGA 1744 socket.
Name: Intel Core i5-1245U
Family: Intel Core i5
Group: Intel Core i 1200P/1200U
Segment: Mobile
Generation: 12

CPU Cores and Base Frequency

The Intel Core i5-1245U has 10 CPU cores and can calculate 12 threads in parallel. The clock frequency of the A-Core is 1.6 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.
CPU Cores: 10
Threads: 12
Cores A: 2x Golden Cove
Cores B: 8x Gracemont
Core architecture: hybrid (big.LITTLE)
Hyperthreading: Yes
Overclocking: No
A-Core Frequency: 1.6 GHz
B-Core Frequency: 1.2 GHz
A-Core Frequency Turbo: 4.4 GHz
B-Core Frequency Turbo: 3.3 GHz

Internal Graphics

The Intel Core i5-1245U has integrated graphics, called iGPU for short. Specifically, the Intel Core i5-1245U uses the Intel Iris Xe Graphics 80 (Alder Lake), which has 640 texture shaders and 80 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
GPU name: Intel Iris Xe Graphics 80 (Alder Lake)
GPU frequency: 0.35 GHz
GPU (Turbo): 1.2 GHz
Execution units: 80
Shaders: 640
Max. GPU Memory: 32.0 GB
Max. displays: --
Generation: 13
Direct X: 12.1
Technology: 10 nm
Release date: Q1/2022

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.
h265 / HEVC (8 bit): Decode / Encode
h265 / HEVC (10 bit): Decode / Encode
h264: Decode / Encode
VP8: Decode
VP9: Decode / Encode
AV1: Decode
AVC: Decode / Encode
VC-1: Decode
JPEG: Decode / Encode

Memory & PCIe

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.
Memory type: DDR4-3200, LPDDR4X-4266, DDR5-4800, LPDDR5-5200
Max. Memory: 64.0 GB
Memory channels: 4
Bandwidth: 76.8 GB/s
ECC: No
PCIe: pci
AES-NI: Yes

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.
TDP (PL1 / PBP): 15 W
TDP (PL2): 55 W
TDP up: None
TDP down: None
Tjunction max: 100 °C

Technical details

The Intel Core i5-1245U 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.
Technology: 10 nm
Chip design: Monolithic
Socket: BGA 1744
L2-Cache: 6.5 MB
L3-Cache: 12.0 MB
Architecture: Alder Lake U
Operating systems: Windows 10, Linux, Windows 11
Virtualization: VT-x, VT-x EPT, VT-d
Instruction set (ISA): x86-64 (64 bit)
ISA extensions: SSE4.1, SSE4.2, AVX2
Release date: Q1/2022
Release price: --
Part Number: --
Documents: Technical data sheet
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Benchmarks

Estimated results for PassMark CPU Mark

Intel Xeon E5-1660 v4
8C 16T @ 3.2 GHz
13489
13489
AMD Ryzen 5 4600U
6C 12T @ 2.1 GHz
13470
13470
Intel Core i5-1245U
10C 12T @ 1.6 GHz
13411
13411
Intel Core i5-11400T
6C 12T @ 1.3 GHz
13356
13356
Intel Core i7-9700
8C 8T @ 3.0 GHz
13350
13350

Geekbench 5, 64bit (Multi-Core)

Intel Xeon Gold 5115
10C 20T @ 2.4 GHz
7943
7943
AMD Ryzen 5 3600XT
6C 12T @ 3.8 GHz
7916
7916
Intel Core i5-1245U
10C 12T @ 1.6 GHz
7890
7890
AMD Ryzen 7 4980U
8C 16T @ 2.0 GHz
7865
7865
Intel Core i7-1365U
10C 12T @ 1.8 GHz
7852
7852

Geekbench 5, 64bit (Single-Core)

Intel Core i9-11980HK
8C 16T @ 3.3 GHz
1645
1645
Intel Core i9-11950H
8C 16T @ 2.6 GHz
1645
1645
Intel Core i5-1245U
10C 12T @ 1.6 GHz
1644
1644
Intel Xeon W-11855M
6C 12T @ 3.2 GHz
1642
1642
AMD Ryzen 7 5800X3D
8C 16T @ 3.4 GHz
1642
1642

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Core i5-1245UL
10C 12T @ 2.5 GHz
1487
1487
Intel Core i5-1235U
10C 12T @ 1.3 GHz
1487
1487
Intel Core i5-1245U
10C 12T @ 1.6 GHz
1487
1487
Intel Core i5-1235UL
10C 12T @ 2.5 GHz
1487
1487
Intel Core i5-1235U
10C 12T @ 1.3 GHz
1487
1487