Intel Core i3-8300T vs Intel Pentium D1508

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CPU comparison with benchmarks


Intel Core i3-8300T CPU1 vs CPU2 Intel Pentium D1508
Intel Core i3-8300T Intel Pentium D1508

CPU comparison

In this CPU comparison, we compare the Intel Core i3-8300T and the Intel Pentium D1508 and use benchmarks to check which processor is faster.

We compare the Intel Core i3-8300T 4 core processor released in Q2/2018 with the Intel Pentium D1508 which has 2 CPU cores and was introduced in Q4/2015.
Intel Core i3 (205) Family Intel Pentium (150)
Intel Core i 8000 (20) CPU group Intel Pentium D (5)
8 Generation 5
Coffee Lake S Architecture Broadwell
Desktop / Server Segment Desktop / Server
Intel Core i3-7300T Predecessor --
Intel Core i3-9300T Successor --

CPU Cores and Base Frequency

The Intel Core i3-8300T is a 4 core processor with a clock frequency of 3.20 GHz. The processor can compute 4 threads at the same time. The Intel Pentium D1508 clocks with 2.20 GHz (2.60 GHz), has 2 CPU cores and can calculate 4 threads in parallel.

Intel Core i3-8300T Characteristic Intel Pentium D1508
4 Cores 2
4 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
3.20 GHz Frequency 2.20 GHz
-- Turbo Frequency (1 Core) 2.60 GHz
-- Turbo Frequency (All Cores) 2.60 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 i3-8300T Characteristic Intel Pentium D1508
-- 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 UHD 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 UHD 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 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i3-8300T, while the Intel Pentium D1508 supports a maximum of 128 GB of memory with a maximum memory bandwidth of 34.1 GB/s enabled.

Intel Core i3-8300T Characteristic Intel Pentium D1508
DDR4-2400 Memory DDR4-2133
64 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 34.1 GB/s
Yes ECC Yes
-- L2 Cache --
8.00 MB L3 Cache 3.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 32
15.8 GB/s PCIe Bandwidth 31.5 GB/s

Thermal Management

The Intel Core i3-8300T has a TDP of 35 W. The TDP of the Intel Pentium D1508 is 25 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i3-8300T Characteristic Intel Pentium D1508
35 W TDP (PL1 / PBP) 25 W
-- TDP (PL2) --
-- TDP up --
25 W TDP down --
82 °C Tjunction max. --

Technical details

The Intel Core i3-8300T has 8.00 MB cache and is manufactured in 14 nm. The cache of Intel Pentium D1508 is at 3.00 MB. The processor is manufactured in 14 nm.

Intel Core i3-8300T Characteristic Intel Pentium D1508
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
LGA 1151-2 Socket AM1
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
Q2/2018 Release date Q4/2015
125 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i3-8300T (100%)
Intel Pentium D1508 (54%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i3-8300T (100%)
Intel Pentium D1508 (50%)

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 i3-8300T Intel Core i3-8300T
4C 4T @ 3.20 GHz
867 (100%)
Intel Pentium D1508 Intel Pentium D1508
2C 4T @ 2.60 GHz
659 (76%)

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 i3-8300T Intel Core i3-8300T
4C 4T @ 3.20 GHz
3139 (100%)
Intel Pentium D1508 Intel Pentium D1508
2C 4T @ 2.60 GHz
1387 (44%)

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 i3-8300T Intel Core i3-8300T
4C 4T @ 3.20 GHz
5880 (100%)
Intel Pentium D1508 Intel Pentium D1508
2C 4T @ 2.60 GHz
3240 (55%)

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 i3-8300T Intel Core i3-8300T
4C 4T @ 3.20 GHz
137 (100%)
Intel Pentium D1508 Intel Pentium D1508
2C 4T @ 2.60 GHz
44 (32%)

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 i3-8300T Intel Core i3-8300T
Intel UHD Graphics 630 @ 1.10 GHz
422 (100%)
Intel Pentium D1508 Intel Pentium D1508
@ 0.00 GHz
0 (0%)

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 i3-8300T Intel Core i3-8300T
4C 4T @ 3.20 GHz
547 (100%)
Intel Pentium D1508 Intel Pentium D1508
2C 4T @ 2.60 GHz
0 (0%)

Devices using this processor

Intel Core i3-8300T Intel Pentium D1508
Unknown Unknown

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