Intel Core i7-1255UL vs Intel Core 2 Quad Q9505

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CPU comparison with benchmarks


Intel Core i7-1255UL CPU1 vs CPU2 Intel Core 2 Quad Q9505
Intel Core i7-1255UL Intel Core 2 Quad Q9505

CPU comparison

Intel Core i7-1255UL or Intel Core 2 Quad Q9505 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-1255UL has 10 cores with 12 threads and clocks with a maximum frequency of 4.70 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i7-1255UL was released in Q3/2022.

The Intel Core 2 Quad Q9505 has 4 cores with 4 threads and clocks with a maximum frequency of 2.83 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core 2 Quad Q9505 was released in Q3/2009.
Intel Core i7 (298) Family Intel Core2 Quad (19)
Intel Core i 1200P/1200U (21) CPU group Intel Core 2 Quad Q8000/Q9000 (16)
12 Generation 2
Alder Lake U Architecture Yorkfield (Penryn)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-1255UL is a 10 core processor with a clock frequency of 2.60 GHz (4.70 GHz). The Intel Core 2 Quad Q9505 has 4 CPU cores with a clock frequency of 2.83 GHz.

Intel Core i7-1255UL Characteristic Intel Core 2 Quad Q9505
10 Cores 4
12 Threads 4
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.60 GHz (4.70 GHz)
2x Golden Cove
A-Core 2.83 GHz
1.20 GHz (3.50 GHz)
8x Gracemont
B-Core --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i7-1255UL Characteristic Intel Core 2 Quad Q9505
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel Iris Xe Graphics 96 (Alder Lake) GPU no iGPU
0.35 GHz GPU frequency --
1.25 GHz GPU (Turbo) --
13 GPU Generation --
10 nm Technology
4 Max. displays
96 Compute units --
768 Shader --
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12.1 DirectX Version --

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.

Intel Iris Xe Graphics 96 (Alder Lake) GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i7-1255UL supports a maximum of 64 GB of memory in 2 memory channels. The Intel Core 2 Quad Q9505 can connect up to 16 GB of memory in 2 memory channels.

Intel Core i7-1255UL Characteristic Intel Core 2 Quad Q9505
DDR5-4800, DDR4-3200 Memory DDR3-1066, DDR2-800
64 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
76.8 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
6.50 MB L2 Cache 6.00 MB
12.00 MB L3 Cache --
4.0 PCIe version --
28 PCIe lanes --
55.1 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-1255UL has a TDP of 15 W, that of the Intel Core 2 Quad Q9505 is 95 W.

Intel Core i7-1255UL Characteristic Intel Core 2 Quad Q9505
15 W TDP (PL1 / PBP) 95 W
55 W TDP (PL2) --
28 W TDP up --
12 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i7-1255UL has a 18.50 MB cache, while the Intel Core 2 Quad Q9505 cache has a total of 6.00 MB.

Intel Core i7-1255UL Characteristic Intel Core 2 Quad Q9505
10 nm Technology 45 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions MMX, SSE2, SSE3, SSE4.1
BGA 1744 Socket LGA 775
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-d
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q3/2022 Release date Q3/2009
-- Release price --
show more data show more data


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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 Core i7-1255UL Intel Core i7-1255UL
10C 12T @ 4.70 GHz
0 (0%)
Intel Core 2 Quad Q9505 Intel Core 2 Quad Q9505
4C 4T @ 2.83 GHz
420 (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 Core i7-1255UL Intel Core i7-1255UL
10C 12T @ 3.30 GHz
0 (0%)
Intel Core 2 Quad Q9505 Intel Core 2 Quad Q9505
4C 4T @ 2.83 GHz
1587 (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 Core i7-1255UL Intel Core i7-1255UL
10C 12T @ 4.70 GHz
0 (0%)
Intel Core 2 Quad Q9505 Intel Core 2 Quad Q9505
4C 4T @ 2.83 GHz
460 (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 Core i7-1255UL Intel Core i7-1255UL
10C 12T @ 3.30 GHz
0 (0%)
Intel Core 2 Quad Q9505 Intel Core 2 Quad Q9505
4C 4T @ 2.83 GHz
1486 (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 Core i7-1255UL Intel Core i7-1255UL
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz
1916 (100%)
Intel Core 2 Quad Q9505 Intel Core 2 Quad Q9505
@ 0.00 GHz
0 (0%)

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 Core i7-1255UL Intel Core i7-1255UL
10C 12T @ 3.30 GHz
0 (0%)
Intel Core 2 Quad Q9505 Intel Core 2 Quad Q9505
4C 4T @ 2.83 GHz
2017 (100%)

Devices using this processor

Intel Core i7-1255UL Intel Core 2 Quad Q9505
Unknown Unknown

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