AMD Phenom II X4 925 vs Intel Core i5-6600K

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CPU comparison with benchmarks


AMD Phenom II X4 925 CPU1 vs CPU2 Intel Core i5-6600K
AMD Phenom II X4 925 Intel Core i5-6600K

CPU comparison

AMD Phenom II X4 925 or Intel Core i5-6600K - 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 AMD Phenom II X4 925 has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 925 was released in Q2/2009.

The Intel Core i5-6600K has 4 cores with 4 threads and clocks with a maximum frequency of 3.90 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i5-6600K was released in Q3/2015.
AMD Phenom II (52) Family Intel Core i5 (331)
AMD Phenom II - 800/900 (23) CPU group Intel Core i 6000 (24)
4 Generation 6
Deneb (K10) Architecture Skylake S
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor Intel Core i5-7600K

CPU Cores and Base Frequency

The AMD Phenom II X4 925 is a 4 core processor with a clock frequency of 2.80 GHz. The Intel Core i5-6600K has 4 CPU cores with a clock frequency of 3.50 GHz (3.90 GHz).

AMD Phenom II X4 925 Characteristic Intel Core i5-6600K
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? Yes
2.80 GHz Frequency 3.50 GHz
-- Turbo Frequency (1 Core) 3.90 GHz
-- Turbo Frequency (All Cores) 3.60 GHz

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 Phenom II X4 925 Characteristic Intel Core i5-6600K
-- 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.

no iGPU GPU Intel HD Graphics 530
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.15 GHz
-- GPU Generation 9
Technology 14 nm
Max. displays 3
-- Compute units 24
-- Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12

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 HD Graphics 530
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode
No Codec h264 Decode / Encode
No Codec VP9 Decode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD Phenom II X4 925 supports a maximum of GB of memory in 2 memory channels. The Intel Core i5-6600K can connect up to 64 GB of memory in 2 memory channels.

AMD Phenom II X4 925 Characteristic Intel Core i5-6600K
DDR3-1333, DDR2-1066 Memory DDR4-2133, DDR3-1600
Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 34.1 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache 6.00 MB
-- PCIe version 3.0
-- PCIe lanes 16
-- PCIe Bandwidth 15.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X4 925 has a TDP of 95 W, that of the Intel Core i5-6600K is 91 W.

AMD Phenom II X4 925 Characteristic Intel Core i5-6600K
95 W TDP (PL1 / PBP) 91 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Phenom II X4 925 has a 6.00 MB cache, while the Intel Core i5-6600K cache has a total of 6.00 MB.

AMD Phenom II X4 925 Characteristic Intel Core i5-6600K
45 nm Technology 14 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4.1, SSE4.2, AVX2
AM3 Socket LGA 1151
AMD-V Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2009 Release date Q3/2015
-- Release price 280 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Phenom II X4 925 (39%)
Intel Core i5-6600K (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Phenom II X4 925 (44%)
Intel Core i5-6600K (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
354 (32%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
1106 (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 Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
1126 (31%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
3631 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
3489 (55%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
6318 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
74 (45%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
166 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
284 (47%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
600 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
65 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
222 (100%)

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 Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
1041 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
3965 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
1359 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
3985 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.90 GHz
395 (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.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
1572 (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 Phenom II X4 925 AMD Phenom II X4 925
@ 0.00 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
Intel HD Graphics 530 @ 1.15 GHz
442 (100%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
AMD Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
486.5 (100%)

CPU-Z Benchmark 17 (Single-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 Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.60 GHz
459 (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 Phenom II X4 925 AMD Phenom II X4 925
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-6600K Intel Core i5-6600K
4C 4T @ 3.50 GHz
1621 (100%)

Devices using this processor

AMD Phenom II X4 925 Intel Core i5-6600K
Unknown Unknown

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