Intel Xeon E3-1225 v6 vs Intel Xeon Gold 6126

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CPU comparison with benchmarks


Intel Xeon E3-1225 v6 CPU1 vs CPU2 Intel Xeon Gold 6126
Intel Xeon E3-1225 v6 Intel Xeon Gold 6126

CPU comparison

Intel Xeon E3-1225 v6 or Intel Xeon Gold 6126 - 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 E3-1225 v6 has 4 cores with 4 threads and clocks with a maximum frequency of 3.70 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Xeon E3-1225 v6 was released in Q1/2017.

The Intel Xeon Gold 6126 has 12 cores with 24 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 768 GB of memory in 6 memory channels. The Intel Xeon Gold 6126 was released in Q3/2017.
Intel Xeon E3 (43) Family Intel Xeon Gold (163)
Intel Xeon E3 v6 (10) CPU group Intel Xeon Gold 5100/6100 (34)
6 Generation 1
Kaby Lake S Architecture Skylake
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E3-1225 v6 is a 4 core processor with a clock frequency of 3.30 GHz (3.70 GHz). The Intel Xeon Gold 6126 has 12 CPU cores with a clock frequency of 2.60 GHz (3.70 GHz).

Intel Xeon E3-1225 v6 Characteristic Intel Xeon Gold 6126
4 Cores 12
4 Threads 24
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 2.60 GHz
3.70 GHz Turbo Frequency (1 Core) 3.70 GHz
3.40 GHz Turbo Frequency (All Cores) 3.00 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 E3-1225 v6 Characteristic Intel Xeon Gold 6126
-- 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 P630 GPU no iGPU
0.35 GHz GPU frequency --
1.15 GHz GPU (Turbo) --
9.5 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
64 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 P630 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode 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 E3-1225 v6 supports a maximum of 64 GB of memory in 2 memory channels. The Intel Xeon Gold 6126 can connect up to 768 GB of memory in 6 memory channels.

Intel Xeon E3-1225 v6 Characteristic Intel Xeon Gold 6126
DDR4-2400 Memory DDR4-2666
64 GB Max. Memory 768 GB
2 (Dual Channel) Memory channels 6 (Hexa Channel)
38.4 GB/s Max. Bandwidth 128.1 GB/s
Yes ECC Yes
-- L2 Cache --
8.00 MB L3 Cache 19.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 48
15.8 GB/s PCIe Bandwidth 47.3 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon E3-1225 v6 has a TDP of 73 W, that of the Intel Xeon Gold 6126 is 125 W.

Intel Xeon E3-1225 v6 Characteristic Intel Xeon Gold 6126
73 W TDP (PL1 / PBP) 125 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E3-1225 v6 has a 8.00 MB cache, while the Intel Xeon Gold 6126 cache has a total of 19.00 MB.

Intel Xeon E3-1225 v6 Characteristic Intel Xeon Gold 6126
14 nm Technology 14 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, AVX-512
LGA 1151 Socket LGA 3647
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
Q1/2017 Release date Q3/2017
-- Release price 1850 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
Intel Xeon E3-1225 v6 (99%)
Intel Xeon Gold 6126 (97%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Xeon E3-1225 v6 (32%)
Intel Xeon Gold 6126 (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.
Intel Xeon E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.70 GHz
1069 (100%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.70 GHz
1040 (97%)

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 E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.40 GHz
3724 (34%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.00 GHz
10866 (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 E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.70 GHz
1340 (100%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.70 GHz
1268 (95%)

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 E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.40 GHz
6329 (33%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.00 GHz
19227 (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 E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.70 GHz
158 (98%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.70 GHz
161 (100%)

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 E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.40 GHz
584 (29%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.00 GHz
1996 (100%)

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 E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.40 GHz
3934 (100%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.00 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 Xeon E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.70 GHz
0 (0%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.70 GHz
349 (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 Xeon E3-1225 v6 Intel Xeon E3-1225 v6
4C 4T @ 3.40 GHz
0 (0%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
12C 24T @ 3.00 GHz
9189 (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 E3-1225 v6 Intel Xeon E3-1225 v6
Intel HD Graphics P630 @ 1.15 GHz
442 (100%)
Intel Xeon Gold 6126 Intel Xeon Gold 6126
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1225 v6 Intel Xeon Gold 6126
Unknown Unknown

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