AMD Ryzen 5 7645HX vs Intel Core 2 Extreme QX9650

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CPU comparison with benchmarks


AMD Ryzen 5 7645HX CPU1 vs CPU2 Intel Core 2 Extreme QX9650
AMD Ryzen 5 7645HX Intel Core 2 Extreme QX9650

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 5 7645HX and the Intel Core 2 Extreme QX9650 and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 5 7645HX 6 core processor released in Q1/2023 with the Intel Core 2 Extreme QX9650 which has 4 CPU cores and was introduced in Q4/2007.
AMD Ryzen 5 (85) Family Intel Core2 Extreme (7)
AMD Ryzen 7045 (6) CPU group Intel Core 2 Extreme QX9000 (3)
6 Generation 2
Dragon Range (Zen 4) Architecture Yorkfield (Penryn)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 5 7645HX is a 6 core processor with a clock frequency of 4.00 GHz (5.00 GHz). The processor can compute 12 threads at the same time. The Intel Core 2 Extreme QX9650 clocks with 3.00 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

AMD Ryzen 5 7645HX Characteristic Intel Core 2 Extreme QX9650
6 Cores 4
12 Threads 4
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? Yes
4.00 GHz Frequency 3.00 GHz
5.00 GHz Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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.

AMD Ryzen 5 7645HX Characteristic Intel Core 2 Extreme QX9650
-- AI hardware --
-- AI specifications --

Internal Graphics

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.

AMD Radeon 610M GPU no iGPU
0.40 GHz GPU frequency --
2.20 GHz GPU (Turbo) --
9 GPU Generation --
6 nm Technology
3 Max. displays
2 Compute units --
128 Shader --
Yes Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory --
12 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.

AMD Radeon 610M 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 / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 5 7645HX, while the Intel Core 2 Extreme QX9650 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

AMD Ryzen 5 7645HX Characteristic Intel Core 2 Extreme QX9650
DDR5-5200 Memory DDR3-1066, DDR2-800
128 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
83.2 GB/s Max. Bandwidth 17.1 GB/s
Yes ECC No
6.00 MB L2 Cache 12.00 MB
32.00 MB L3 Cache --
5.0 PCIe version --
28 PCIe lanes --
110.3 GB/s PCIe Bandwidth --

Thermal Management

The AMD Ryzen 5 7645HX has a TDP of 55 W. The TDP of the Intel Core 2 Extreme QX9650 is 130 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 5 7645HX Characteristic Intel Core 2 Extreme QX9650
55 W TDP (PL1 / PBP) 130 W
-- TDP (PL2) --
75 W TDP up --
45 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 5 7645HX has 38.00 MB cache and is manufactured in 5 nm. The cache of Intel Core 2 Extreme QX9650 is at 12.00 MB. The processor is manufactured in 45 nm.

AMD Ryzen 5 7645HX Characteristic Intel Core 2 Extreme QX9650
5 nm Technology 45 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions MMX, SSE2, SSE3, SSE4.1
FL1 Socket LGA 775
AMD-V, SVM Virtualization VT-x, VT-d
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q1/2023 Release date Q4/2007
-- Release price --
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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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 5.00 GHz
1802 (100%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz
0 (0%)

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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
13824 (100%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz
0 (0%)

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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 5.00 GHz
0 (0%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz
432 (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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
0 (0%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz
1517 (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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
AMD Radeon 610M @ 2.20 GHz
443 (100%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
@ 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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
0 (0%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz
2439 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
0 (0%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz
1151 (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.
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
13,824 CB R23 MC @ 51 W
270 (100%)
Intel Core 2 Extreme QX9650 Intel Core 2 Extreme QX9650
3.00 GHz
0 (0%)

Devices using this processor

AMD Ryzen 5 7645HX Intel Core 2 Extreme QX9650
Unknown Unknown

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