Intel Core i7-4820K vs AMD FX-6350

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CPU comparison with benchmarks


Intel Core i7-4820K CPU1 vs CPU2 AMD FX-6350
Intel Core i7-4820K AMD FX-6350

CPU comparison

Intel Core i7-4820K or AMD FX-6350 - 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 i7-4820K has 4 cores with 8 threads and clocks with a maximum frequency of 3.90 GHz. Up to 64 GB of memory is supported in 4 memory channels. The Intel Core i7-4820K was released in Q3/2013.

The AMD FX-6350 has 6 cores with 6 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD FX-6350 was released in Q2/2013.
Intel Core i7 Extreme Edition (24) Family AMD FX (30)
Intel Core i 4000X (3) CPU group AMD FX-6300 (2)
4 Generation 2
Ivy Bridge E Architecture Vishera (Bulldozer)
Desktop / Server Segment Desktop / Server
-- Predecessor --
Intel Core i7-5820K Successor --

CPU Cores and Base Frequency

The Intel Core i7-4820K is a 4 core processor with a clock frequency of 3.70 GHz (3.90 GHz). The AMD FX-6350 has 6 CPU cores with a clock frequency of 3.90 GHz (4.20 GHz).

Intel Core i7-4820K Characteristic AMD FX-6350
4 Cores 6
8 Threads 6
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? Yes
3.70 GHz Frequency 3.90 GHz
3.90 GHz Turbo Frequency (1 Core) 4.20 GHz
3.80 GHz Turbo Frequency (All Cores) 4.20 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.

Intel Core i7-4820K Characteristic AMD FX-6350
-- 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 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 i7-4820K supports a maximum of 64 GB of memory in 4 memory channels. The AMD FX-6350 can connect up to GB of memory in 2 memory channels.

Intel Core i7-4820K Characteristic AMD FX-6350
DDR3-1866 Memory DDR3-1866
64 GB Max. Memory
4 (Quad Channel) Memory channels 2 (Dual Channel)
59.7 GB/s Max. Bandwidth 29.9 GB/s
No ECC Yes
-- L2 Cache --
10.00 MB L3 Cache 8.00 MB
3.0 PCIe version --
40 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-4820K has a TDP of 130 W, that of the AMD FX-6350 is 125 W.

Intel Core i7-4820K Characteristic AMD FX-6350
130 W TDP (PL1 / PBP) 125 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i7-4820K has a 10.00 MB cache, while the AMD FX-6350 cache has a total of 8.00 MB.

Intel Core i7-4820K Characteristic AMD FX-6350
22 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 2011 Socket AM3+
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2013 Release date Q2/2013
280 $ Release price 115 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i7-4820K (100%)
AMD FX-6350 (71%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i7-4820K (98%)
AMD FX-6350 (74%)

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 i7-4820K Intel Core i7-4820K
4C 8T @ 3.90 GHz
772 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
549 (71%)

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 i7-4820K Intel Core i7-4820K
4C 8T @ 3.80 GHz
3392 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
2091 (62%)

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 i7-4820K Intel Core i7-4820K
4C 8T @ 3.80 GHz
6500 (93%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
7009 (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 i7-4820K Intel Core i7-4820K
4C 8T @ 3.70 GHz
1851 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 3.90 GHz
1109 (60%)

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 i7-4820K Intel Core i7-4820K
4C 8T @ 3.90 GHz
740 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
0 (0%)

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 i7-4820K Intel Core i7-4820K
4C 8T @ 3.80 GHz
2803 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
0 (0%)

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 Core i7-4820K Intel Core i7-4820K
4C 8T @ 3.90 GHz
0 (0%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
212 (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 Core i7-4820K Intel Core i7-4820K
4C 8T @ 3.80 GHz
0 (0%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
1038 (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 Core i7-4820K Intel Core i7-4820K
4C 8T @ 3.90 GHz
141 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
0 (0%)

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 Core i7-4820K Intel Core i7-4820K
4C 8T @ 3.80 GHz
728 (100%)
AMD FX-6350 AMD FX-6350
6C 6T @ 4.20 GHz
0 (0%)

Devices using this processor

Intel Core i7-4820K AMD FX-6350
Unknown Unknown

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