Intel Core i3-1005G1 vs Intel Xeon E3-1280 v6

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CPU comparison with benchmarks


Intel Core i3-1005G1 CPU1 vs CPU2 Intel Xeon E3-1280 v6
Intel Core i3-1005G1 Intel Xeon E3-1280 v6

CPU comparison

Intel Core i3-1005G1 or Intel Xeon E3-1280 v6 - 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 Core i3-1005G1 has 2 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i3-1005G1 was released in Q3/2019.

The Intel Xeon E3-1280 v6 has 4 cores with 8 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Xeon E3-1280 v6 was released in Q1/2017.
Intel Core i3 (202) Family Intel Xeon E3 (43)
Intel Core i 1000G/10000U (19) CPU group Intel Xeon E3 v6 (10)
10 Generation 6
Ice Lake U Architecture Kaby Lake S
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-1005G1 is a 2 core processor with a clock frequency of 1.20 GHz (3.40 GHz). The Intel Xeon E3-1280 v6 has 4 CPU cores with a clock frequency of 3.90 GHz (4.20 GHz).

Intel Core i3-1005G1 Characteristic Intel Xeon E3-1280 v6
2 Cores 4
4 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
1.20 GHz Frequency 3.90 GHz
3.40 GHz Turbo Frequency (1 Core) 4.20 GHz
3.40 GHz Turbo Frequency (All Cores) 4.10 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 Core i3-1005G1 Characteristic Intel Xeon E3-1280 v6
-- 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 UHD Graphics (Ice Lake G1) GPU no iGPU
0.30 GHz GPU frequency --
0.90 GHz GPU (Turbo) --
11 GPU Generation --
10 nm Technology
3 Max. displays
32 Compute units --
256 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 UHD Graphics (Ice Lake G1) 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 Core i3-1005G1 supports a maximum of 64 GB of memory in 2 memory channels. The Intel Xeon E3-1280 v6 can connect up to 64 GB of memory in 2 memory channels.

Intel Core i3-1005G1 Characteristic Intel Xeon E3-1280 v6
LPDDR4-3733, DDR4-3200 Memory DDR4-2400
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
59.6 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
-- L2 Cache --
4.00 MB L3 Cache 8.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-1005G1 has a TDP of 15 W, that of the Intel Xeon E3-1280 v6 is 72 W.

Intel Core i3-1005G1 Characteristic Intel Xeon E3-1280 v6
15 W TDP (PL1 / PBP) 72 W
-- TDP (PL2) --
-- TDP up --
13 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i3-1005G1 has a 4.00 MB cache, while the Intel Xeon E3-1280 v6 cache has a total of 8.00 MB.

Intel Core i3-1005G1 Characteristic Intel Xeon E3-1280 v6
10 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
BGA 1526 Socket LGA 1151
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q3/2019 Release date Q1/2017
281 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
1126 (92%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.20 GHz
1218 (100%)

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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
2385 (51%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 GHz
4710 (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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
5019 (56%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 GHz
8957 (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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
158 (84%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.20 GHz
187 (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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
409 (44%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 GHz
927 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
1047 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.20 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
2319 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 GHz
0 (0%)

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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
1354 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
2605 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
402 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.20 GHz
0 (0%)

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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
949 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 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 Core i3-1005G1 Intel Core i3-1005G1
Intel UHD Graphics (Ice Lake G1) @ 0.90 GHz
483 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
@ 0.00 GHz
0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
Intel Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
18 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
388 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 4.10 GHz
0 (0%)

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 Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 1.20 GHz
1114 (100%)
Intel Xeon E3-1280 v6 Intel Xeon E3-1280 v6
4C 8T @ 3.90 GHz
0 (0%)

Devices using this processor

Intel Core i3-1005G1 Intel Xeon E3-1280 v6
Microsoft Surface Pro 7 Unknown

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