Intel Core2 Duo T5550 vs Intel Core i5-1235U

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CPU comparison with benchmarks


Intel Core2 Duo T5550 CPU1 vs CPU2 Intel Core i5-1235U
Intel Core2 Duo T5550 Intel Core i5-1235U

CPU comparison

In this CPU comparison, we compare the Intel Core2 Duo T5550 and the Intel Core i5-1235U and use benchmarks to check which processor is faster.

We compare the Intel Core2 Duo T5550 2 core processor released in with the Intel Core i5-1235U which has 10 CPU cores and was introduced in Q1/2022.
Intel Celeron (165) Family Intel Core i5 (331)
Intel Core 2 Duo L7000/SL7000/T5000/U7000 (18) CPU group Intel Core i 1200P/1200U (21)
1 Generation 12
Merom (Core) Architecture Alder Lake U
Mobile Segment Mobile
-- Predecessor --
-- Successor Intel Core i5-1335U

CPU Cores and Base Frequency

The Intel Core2 Duo T5550 is a 2 core processor with a clock frequency of 1.83 GHz. The processor can compute 2 threads at the same time. The Intel Core i5-1235U clocks with 1.30 GHz (4.40 GHz), has 10 CPU cores and can calculate 12 threads in parallel.

Intel Core2 Duo T5550 Characteristic Intel Core i5-1235U
2 Cores 10
2 Threads 12
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
No Overclocking ? No
1.83 GHz A-Core 1.30 GHz (4.40 GHz)
2x Golden Cove
-- B-Core 0.90 GHz (3.30 GHz)
8x Gracemont

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core2 Duo T5550 Characteristic Intel Core i5-1235U
-- AI hardware --
-- AI specifications --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel Iris Xe Graphics 80 (Alder Lake)
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.20 GHz
-- GPU Generation 13
Technology 10 nm
Max. displays 4
-- Compute units 80
-- Shader 640
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12.1

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.

no iGPU GPU Intel Iris Xe Graphics 80 (Alder Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 0 memory channels is supported by the Intel Core2 Duo T5550, while the Intel Core i5-1235U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 83.2 GB/s enabled.

Intel Core2 Duo T5550 Characteristic Intel Core i5-1235U
Memory LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200
Max. Memory 64 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 83.2 GB/s
No ECC No
2.00 MB L2 Cache 6.50 MB
-- L3 Cache 12.00 MB
-- PCIe version 4.0
-- PCIe lanes 28
-- PCIe Bandwidth 55.1 GB/s

Thermal Management

The Intel Core2 Duo T5550 has a TDP of 35 W. The TDP of the Intel Core i5-1235U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core2 Duo T5550 Characteristic Intel Core i5-1235U
35 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) 55 W
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Core2 Duo T5550 has 2.00 MB cache and is manufactured in 65 nm. The cache of Intel Core i5-1235U is at 18.50 MB. The processor is manufactured in 10 nm.

Intel Core2 Duo T5550 Characteristic Intel Core i5-1235U
65 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3 ISA extensions SSE4.1, SSE4.2, AVX2
PGA 478 Socket BGA 1744
VT-x Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Release date Q1/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core2 Duo T5550 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Intel Core i5-1235U to help other visitors make their purchasing decisions. The average rating is 4.2 stars (72 ratings). Rate now:


Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 4.40 GHz
1668 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 2.50 GHz
7852 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 4.40 GHz
1479 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 2.50 GHz
5977 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 4.40 GHz
2089 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 2.50 GHz
6454 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 4.40 GHz
637 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 2.50 GHz
3321 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
@ 0.00 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
Intel Iris Xe Graphics 80 (Alder Lake) @ 1.20 GHz
1487 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 2.50 GHz
13681 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 4.40 GHz
214 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
2C 2T @ 1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
10C 12T @ 2.50 GHz
1128 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Core2 Duo T5550 Intel Core2 Duo T5550
1.83 GHz
0 (0%)
Intel Core i5-1235U Intel Core i5-1235U
7,852 CB R23 MC @ 35 W
222 (100%)

Devices using this processor

Intel Core2 Duo T5550 Intel Core i5-1235U
Unknown HP 250 G9 (2022)
HP Pavilion 15-eg2000sf

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