AMD Athlon X4 845 vs AMD FX-8320E

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CPU comparison with benchmarks


AMD Athlon X4 845 CPU1 vs CPU2 AMD FX-8320E
AMD Athlon X4 845 AMD FX-8320E

CPU comparison

In this CPU comparison, we compare the AMD Athlon X4 845 and the AMD FX-8320E and use benchmarks to check which processor is faster.

We compare the AMD Athlon X4 845 4 core processor released in Q1/2016 with the AMD FX-8320E which has 8 CPU cores and was introduced in Q3/2014.
AMD Athlon (29) Family AMD FX (30)
AMD Athlon X4 (Carizzo) (2) CPU group AMD FX-8000 (11)
2 Generation 2
Carizzo Architecture Vishera (Bulldozer)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Athlon X4 845 is a 4 core processor with a clock frequency of 3.50 GHz (3.80 GHz). The processor can compute 4 threads at the same time. The AMD FX-8320E clocks with 3.20 GHz (4.00 GHz), has 8 CPU cores and can calculate 8 threads in parallel.

AMD Athlon X4 845 Characteristic AMD FX-8320E
4 Cores 8
4 Threads 8
normal Core architecture normal
No Hyperthreading No
No Overclocking ? Yes
3.50 GHz Frequency 3.20 GHz
3.80 GHz Turbo Frequency (1 Core) 4.00 GHz
3.80 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 Athlon X4 845 Characteristic AMD FX-8320E
-- 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.

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

Up to GB of memory in a maximum of 2 memory channels is supported by the AMD Athlon X4 845, while the AMD FX-8320E supports a maximum of GB of memory with a maximum memory bandwidth of 29.9 GB/s enabled.

AMD Athlon X4 845 Characteristic AMD FX-8320E
DDR3-2133 Memory DDR3-1866
Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.2 GB/s Max. Bandwidth 29.9 GB/s
Yes ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 8.00 MB
3.0 PCIe version --
8 PCIe lanes --
7.9 GB/s PCIe Bandwidth --

Thermal Management

The AMD Athlon X4 845 has a TDP of 65 W. The TDP of the AMD FX-8320E is 95 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Athlon X4 845 Characteristic AMD FX-8320E
65 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Athlon X4 845 has 2.00 MB cache and is manufactured in 28 nm. The cache of AMD FX-8320E is at 8.00 MB. The processor is manufactured in 32 nm.

AMD Athlon X4 845 Characteristic AMD FX-8320E
28 nm Technology 32 nm
Unknown Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3 ISA extensions SSE4.1, SSE4.2, AVX, FMA3, FMA4
FM2+ Socket AM3+
None Virtualization AMD-V
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2016 Release date Q3/2014
65 $ Release price 125 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Athlon X4 845 (100%)
AMD FX-8320E (91%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Athlon X4 845 (61%)
AMD FX-8320E (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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
603 (100%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 4.00 GHz
500 (83%)

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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
1832 (81%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 3.60 GHz
2269 (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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
3794 (48%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 3.60 GHz
7960 (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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
93 (100%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 4.00 GHz
91 (98%)

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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
316 (54%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 3.60 GHz
584 (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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
695 (100%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 4.00 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.
AMD Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
1772 (100%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 3.60 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.
AMD Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
0 (0%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 4.00 GHz
188 (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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.80 GHz
0 (0%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 3.60 GHz
999 (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 Athlon X4 845 AMD Athlon X4 845
4C 4T @ 3.50 GHz
0 (0%)
AMD FX-8320E AMD FX-8320E
8C 8T @ 3.20 GHz
1235 (100%)

Devices using this processor

AMD Athlon X4 845 AMD FX-8320E
Unknown Unknown

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