Intel Core 2 Quad Q8300 vs AMD Ryzen 9 PRO 5945

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CPU comparison with benchmarks


Intel Core 2 Quad Q8300 CPU1 vs CPU2 AMD Ryzen 9 PRO 5945
Intel Core 2 Quad Q8300 AMD Ryzen 9 PRO 5945

CPU comparison

Intel Core 2 Quad Q8300 or AMD Ryzen 9 PRO 5945 - 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 2 Quad Q8300 has 4 cores with 4 threads and clocks with a maximum frequency of 2.50 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Quad Q8300 was released in Q3/2008.

The AMD Ryzen 9 PRO 5945 has 12 cores with 24 threads and clocks with a maximum frequency of 4.70 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 PRO 5945 was released in Q3/2022.
Intel Core2 Quad (19) Family AMD Ryzen 5 (86)
Intel Core 2 Quad Q8000/Q9000 (16) CPU group AMD Ryzen 5000U (13)
2 Generation 4
Yorkfield (Penryn) Architecture Cezanne (Zen 3)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core 2 Quad Q8300 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core 2 Quad Q8300 is 2.50 GHz while the AMD Ryzen 9 PRO 5945 has 12 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 PRO 5945 is at 3.00 GHz (4.70 GHz).

Intel Core 2 Quad Q8300 Characteristic AMD Ryzen 9 PRO 5945
4 Cores 12
4 Threads 24
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? Yes
2.50 GHz Frequency 3.00 GHz
-- Turbo Frequency (1 Core) 4.70 GHz
-- Turbo Frequency (All Cores) --

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 Core 2 Quad Q8300 Characteristic AMD Ryzen 9 PRO 5945
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core 2 Quad Q8300 or AMD Ryzen 9 PRO 5945 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Core 2 Quad Q8300 can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The AMD Ryzen 9 PRO 5945 supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s.

Intel Core 2 Quad Q8300 Characteristic AMD Ryzen 9 PRO 5945
DDR3-1066, DDR2-800 Memory LPDDR4-4266, DDR4-3200
16 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 51.2 GB/s
No ECC No
4.00 MB L2 Cache 6.00 MB
-- L3 Cache 64.00 MB
-- PCIe version 4.0
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Core 2 Quad Q8300 is 95 W, while the AMD Ryzen 9 PRO 5945 has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core 2 Quad Q8300 Characteristic AMD Ryzen 9 PRO 5945
95 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 95 °C

Technical details

The Intel Core 2 Quad Q8300 is manufactured in 45 nm and has 4.00 MB cache. The AMD Ryzen 9 PRO 5945 is manufactured in 7 nm and has a 70.00 MB cache.

Intel Core 2 Quad Q8300 Characteristic AMD Ryzen 9 PRO 5945
45 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE2, SSE3, SSE4.1 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 775 Socket AM4 (PGA 1331)
VT-x, VT-d Virtualization AMD-V, SVM
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q3/2008 Release date Q3/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core 2 Quad Q8300 to help other visitors make their purchasing decisions. The average rating is 3.5 stars (2 ratings). Rate now:
Here you can rate the AMD Ryzen 9 PRO 5945 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core 2 Quad Q8300 (21%)
AMD Ryzen 9 PRO 5945 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core 2 Quad Q8300 (8%)
AMD Ryzen 9 PRO 5945 (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 2 Quad Q8300 Intel Core 2 Quad Q8300
4C 4T @ 2.50 GHz
337 (21%)
AMD Ryzen 9 PRO 5945 AMD Ryzen 9 PRO 5945
12C 24T @ 4.70 GHz
1613 (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 2 Quad Q8300 Intel Core 2 Quad Q8300
4C 4T @ 2.50 GHz
1015 (10%)
AMD Ryzen 9 PRO 5945 AMD Ryzen 9 PRO 5945
12C 24T @ 3.00 GHz
9846 (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 Core 2 Quad Q8300 Intel Core 2 Quad Q8300
4C 4T @ 2.50 GHz
1809 (5%)
AMD Ryzen 9 PRO 5945 AMD Ryzen 9 PRO 5945
12C 24T @ 3.00 GHz
34677 (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 Core 2 Quad Q8300 Intel Core 2 Quad Q8300
4C 4T @ 2.50 GHz
0 (0%)
AMD Ryzen 9 PRO 5945 AMD Ryzen 9 PRO 5945
12C 24T @ 4.70 GHz
2119 (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 Core 2 Quad Q8300 Intel Core 2 Quad Q8300
4C 4T @ 2.50 GHz
0 (0%)
AMD Ryzen 9 PRO 5945 AMD Ryzen 9 PRO 5945
12C 24T @ 3.00 GHz
8315 (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.
Intel Core 2 Quad Q8300 Intel Core 2 Quad Q8300
4C 4T @ 2.50 GHz
832 (100%)
AMD Ryzen 9 PRO 5945 AMD Ryzen 9 PRO 5945
12C 24T @ 3.00 GHz
0 (0%)

Devices using this processor

Intel Core 2 Quad Q8300 AMD Ryzen 9 PRO 5945
Unknown Unknown

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