Intel Pentium Gold G6505T vs Intel Xeon E3-1280 v5

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CPU comparison with benchmarks


Intel Pentium Gold G6505T CPU1 vs CPU2 Intel Xeon E3-1280 v5
Intel Pentium Gold G6505T Intel Xeon E3-1280 v5

CPU comparison

In this CPU comparison, we compare the Intel Pentium Gold G6505T and the Intel Xeon E3-1280 v5 and use benchmarks to check which processor is faster.

We compare the Intel Pentium Gold G6505T 2 core processor released in Q1/2021 with the Intel Xeon E3-1280 v5 which has 4 CPU cores and was introduced in Q4/2015.
Intel Pentium (150) Family Intel Xeon E3 (43)
Intel Pentium G6000 (12) CPU group Intel Xeon E3 v5 (17)
10 Generation 5
Comet Lake S Architecture Skylake S
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Pentium Gold G6505T is a 2 core processor with a clock frequency of 3.60 GHz. The processor can compute 4 threads at the same time. The Intel Xeon E3-1280 v5 clocks with 3.70 GHz (4.00 GHz), has 4 CPU cores and can calculate 8 threads in parallel.

Intel Pentium Gold G6505T Characteristic Intel Xeon E3-1280 v5
2 Cores 4
4 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.60 GHz Frequency 3.70 GHz
-- Turbo Frequency (1 Core) 4.00 GHz
-- Turbo Frequency (All Cores) 3.90 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 Pentium Gold G6505T Characteristic Intel Xeon E3-1280 v5
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel HD Graphics 630 GPU no iGPU
0.35 GHz GPU frequency --
1.10 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 630 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

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Pentium Gold G6505T, while the Intel Xeon E3-1280 v5 supports a maximum of 64 GB of memory with a maximum memory bandwidth of 34.1 GB/s enabled.

Intel Pentium Gold G6505T Characteristic Intel Xeon E3-1280 v5
DDR4-2666 Memory DDR4-2133
128 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
42.7 GB/s Max. Bandwidth 34.1 GB/s
Yes 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 Intel Pentium Gold G6505T has a TDP of 35 W. The TDP of the Intel Xeon E3-1280 v5 is 80 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Pentium Gold G6505T Characteristic Intel Xeon E3-1280 v5
35 W TDP (PL1 / PBP) 80 W
-- TDP (PL2) --
-- TDP up --
25 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Pentium Gold G6505T has 4.00 MB cache and is manufactured in 14 nm. The cache of Intel Xeon E3-1280 v5 is at 8.00 MB. The processor is manufactured in 14 nm.

Intel Pentium Gold G6505T Characteristic Intel Xeon E3-1280 v5
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 1200 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
Q1/2021 Release date Q4/2015
90 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
910 (80%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
1131 (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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
2002 (47%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
4286 (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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
3860 (46%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
8382 (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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
788 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
1745 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 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 Pentium Gold G6505T Intel Pentium Gold G6505T
Intel HD Graphics 630 @ 1.10 GHz
422 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
@ 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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
0 (0%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
172 (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 Pentium Gold G6505T Intel Pentium Gold G6505T
2C 4T @ 3.60 GHz
0 (0%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
866 (100%)

Devices using this processor

Intel Pentium Gold G6505T Intel Xeon E3-1280 v5
Unknown Unknown

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