Intel Xeon E3-1275 v5 vs AMD FX-4320

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CPU comparison with benchmarks


Intel Xeon E3-1275 v5 CPU1 vs CPU2 AMD FX-4320
Intel Xeon E3-1275 v5 AMD FX-4320

CPU comparison

Intel Xeon E3-1275 v5 or AMD FX-4320 - 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 Xeon E3-1275 v5 has 4 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Xeon E3-1275 v5 was released in Q4/2015.

The AMD FX-4320 has 4 cores with 4 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-4320 was released in Q4/2012.
Intel Xeon E3 (43) Family AMD FX (30)
Intel Xeon E3 v5 (17) CPU group AMD FX-4300 (3)
5 Generation 2
Skylake S Architecture Vishera (Bulldozer)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E3-1275 v5 is a 4 core processor with a clock frequency of 3.60 GHz (4.00 GHz). The AMD FX-4320 has 4 CPU cores with a clock frequency of 4.00 GHz (4.20 GHz).

Intel Xeon E3-1275 v5 Characteristic AMD FX-4320
4 Cores 4
8 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
3.60 GHz Frequency 4.00 GHz
4.00 GHz Turbo Frequency (1 Core) 4.20 GHz
3.80 GHz Turbo Frequency (All Cores) 4.20 GHz

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 Xeon E3-1275 v5 Characteristic AMD FX-4320
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.

Intel HD Graphics P530 GPU no iGPU
0.40 GHz GPU frequency --
1.15 GHz GPU (Turbo) --
9 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
32 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.

Intel HD Graphics P530 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Xeon E3-1275 v5 supports a maximum of 64 GB of memory in 2 memory channels. The AMD FX-4320 can connect up to GB of memory in 2 memory channels.

Intel Xeon E3-1275 v5 Characteristic AMD FX-4320
DDR4-2133 Memory DDR3-1866
64 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 29.9 GB/s
Yes ECC Yes
-- L2 Cache --
8.00 MB L3 Cache 4.00 MB
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon E3-1275 v5 has a TDP of 80 W, that of the AMD FX-4320 is 95 W.

Intel Xeon E3-1275 v5 Characteristic AMD FX-4320
80 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E3-1275 v5 has a 8.00 MB cache, while the AMD FX-4320 cache has a total of 4.00 MB.

Intel Xeon E3-1275 v5 Characteristic AMD FX-4320
14 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 1151 Socket AM3+
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q4/2015 Release date Q4/2012
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Xeon E3-1275 v5 to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:
Here you can rate the AMD FX-4320 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon E3-1275 v5 (100%)
AMD FX-4320 (46%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Xeon E3-1275 v5 (100%)
AMD FX-4320 (47%)

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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
1193 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 4.20 GHz
553 (46%)

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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.80 GHz
4328 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 4.20 GHz
1481 (34%)

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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.80 GHz
8451 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 4.20 GHz
5011 (59%)

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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
1442 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.80 GHz
4763 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 4.20 GHz
0 (0%)

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.
Intel Xeon E3-1275 v5 Intel Xeon E3-1275 v5
Intel HD Graphics P530 @ 1.15 GHz
442 (100%)
AMD FX-4320 AMD FX-4320
@ 0.00 GHz
0 (0%)

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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
172 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.80 GHz
844 (100%)
AMD FX-4320 AMD FX-4320
4C 4T @ 4.20 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1275 v5 AMD FX-4320
Unknown Unknown

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