Intel Xeon E3-1275 v5 vs Intel Xeon E5-1650 v3

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CPU comparison with benchmarks


Intel Xeon E3-1275 v5 CPU1 vs CPU2 Intel Xeon E5-1650 v3
Intel Xeon E3-1275 v5 Intel Xeon E5-1650 v3

CPU comparison

Intel Xeon E3-1275 v5 or Intel Xeon E5-1650 v3 - 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 Intel Xeon E5-1650 v3 has 6 cores with 12 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 768 GB of memory in 4 memory channels. The Intel Xeon E5-1650 v3 was released in Q3/2014.
Intel Xeon E3 (43) Family Intel Xeon E5 (71)
Intel Xeon E3 v5 (17) CPU group Intel Xeon E5 v3 (32)
5 Generation 5
Skylake S Architecture Haswell E
Desktop / Server Segment Desktop / Server
-- Predecessor Intel Xeon E5-1650 v2
-- Successor Intel Xeon E5-1650 v4

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 Intel Xeon E5-1650 v3 has 6 CPU cores with a clock frequency of 3.50 GHz (3.80 GHz).

Intel Xeon E3-1275 v5 Characteristic Intel Xeon E5-1650 v3
4 Cores 6
8 Threads 12
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.60 GHz Frequency 3.50 GHz
4.00 GHz Turbo Frequency (1 Core) 3.80 GHz
3.80 GHz Turbo Frequency (All Cores) 3.70 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 E3-1275 v5 Characteristic Intel Xeon E5-1650 v3
-- 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.

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 Intel Xeon E5-1650 v3 can connect up to 768 GB of memory in 4 memory channels.

Intel Xeon E3-1275 v5 Characteristic Intel Xeon E5-1650 v3
DDR4-2133 Memory DDR4-2133
64 GB Max. Memory 768 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
34.1 GB/s Max. Bandwidth 68.2 GB/s
Yes ECC Yes
-- L2 Cache --
8.00 MB L3 Cache 15.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 40
15.8 GB/s PCIe Bandwidth 39.4 GB/s

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 Intel Xeon E5-1650 v3 is 140 W.

Intel Xeon E3-1275 v5 Characteristic Intel Xeon E5-1650 v3
80 W TDP (PL1 / PBP) 140 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 Intel Xeon E5-1650 v3 cache has a total of 15.00 MB.

Intel Xeon E3-1275 v5 Characteristic Intel Xeon E5-1650 v3
14 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 1151 Socket LGA 2011-3
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q4/2015 Release date Q3/2014
-- Release price --
show more data show more data


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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 E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
1193 (100%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.80 GHz
1006 (84%)

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 (72%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.70 GHz
5986 (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 E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
1442 (100%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.80 GHz
1244 (86%)

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 (84%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.70 GHz
5689 (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 E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.80 GHz
8451 (81%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.70 GHz
10428 (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 E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
172 (100%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.80 GHz
146 (85%)

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 (71%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.70 GHz
1181 (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 E3-1275 v5 Intel Xeon E3-1275 v5
Intel HD Graphics P530 @ 1.15 GHz
442 (100%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
@ 0.00 GHz
0 (0%)

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.
Intel Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.80 GHz
0 (0%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.70 GHz
318.4 (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 Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 3.60 GHz
0 (0%)
Intel Xeon E5-1650 v3 Intel Xeon E5-1650 v3
6C 12T @ 3.50 GHz
2924 (100%)

Devices using this processor

Intel Xeon E3-1275 v5 Intel Xeon E5-1650 v3
Unknown Unknown

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