Intel Xeon E3-1265L v3 vs AMD EPYC 7551P

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CPU comparison with benchmarks


Intel Xeon E3-1265L v3 CPU1 vs CPU2 AMD EPYC 7551P
Intel Xeon E3-1265L v3 AMD EPYC 7551P

CPU comparison

Intel Xeon E3-1265L v3 or AMD EPYC 7551P - 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 E3-1265L v3 has 4 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Xeon E3-1265L v3 was released in Q2/2013.

The AMD EPYC 7551P has 32 cores with 64 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7551P was released in Q3/2017.
Intel Xeon E3 (43) Family AMD EPYC (111)
Intel Xeon E3 v3 (15) CPU group AMD EPYC 7001 (12)
4 Generation 1
Haswell S Architecture Naples (Zen)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E3-1265L v3 has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Xeon E3-1265L v3 is 2.50 GHz (3.70 GHz) while the AMD EPYC 7551P has 32 CPU cores and 64 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7551P is at 2.00 GHz (3.00 GHz).

Intel Xeon E3-1265L v3 Characteristic AMD EPYC 7551P
4 Cores 32
8 Threads 64
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.50 GHz Frequency 2.00 GHz
3.70 GHz Turbo Frequency (1 Core) 3.00 GHz
3.70 GHz Turbo Frequency (All Cores) 2.55 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 Xeon E3-1265L v3 Characteristic AMD EPYC 7551P
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon E3-1265L v3 or AMD EPYC 7551P 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.

Intel HD Graphics (Haswell GT1) GPU no iGPU
0.35 GHz GPU frequency --
1.20 GHz GPU (Turbo) --
7.5 GPU Generation --
22 nm Technology
3 Max. displays
10 Compute units --
80 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.1 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 (Haswell GT1) GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The Intel Xeon E3-1265L v3 can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 25.6 GB/s. The AMD EPYC 7551P supports up to GB of memory in 8 memory channels and achieves a memory bandwidth of up to 170.6 GB/s.

Intel Xeon E3-1265L v3 Characteristic AMD EPYC 7551P
DDR3-1600 Memory DDR4-2666
32 GB Max. Memory
2 (Dual Channel) Memory channels 8 (Octa Channel)
25.6 GB/s Max. Bandwidth 170.6 GB/s
Yes ECC Yes
-- L2 Cache --
8.00 MB L3 Cache 64.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 128
15.8 GB/s PCIe Bandwidth 126.1 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon E3-1265L v3 is 45 W, while the AMD EPYC 7551P has a TDP of 180 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon E3-1265L v3 Characteristic AMD EPYC 7551P
45 W TDP (PL1 / PBP) 180 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E3-1265L v3 is manufactured in 22 nm and has 8.00 MB cache. The AMD EPYC 7551P is manufactured in 14 nm and has a 64.00 MB cache.

Intel Xeon E3-1265L v3 Characteristic AMD EPYC 7551P
22 nm Technology 14 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 1150 Socket SP3
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2013 Release date Q3/2017
230 $ Release price 2750 $
show more data show more data


Rate these processors

Here you can rate the Intel Xeon E3-1265L v3 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (1 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
⌀ Multi core performance in 4 CPU benchmarks

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 E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
996 (100%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 3.00 GHz
611 (61%)

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 E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
3458 (52%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 2.55 GHz
6676 (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 Xeon E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
1166 (100%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 3.00 GHz
904 (78%)

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 E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
3711 (62%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 2.55 GHz
5964 (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 Xeon E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
6194 (15%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 2.55 GHz
40149 (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 Xeon E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
138 (100%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 3.00 GHz
132 (96%)

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 E3-1265L v3 Intel Xeon E3-1265L v3
4C 8T @ 3.70 GHz
717 (19%)
AMD EPYC 7551P AMD EPYC 7551P
32C 64T @ 2.55 GHz
3838 (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.
Intel Xeon E3-1265L v3 Intel Xeon E3-1265L v3
Intel HD Graphics (Haswell GT1) @ 1.20 GHz
192 (100%)
AMD EPYC 7551P AMD EPYC 7551P
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1265L v3 AMD EPYC 7551P
Unknown Unknown

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