Intel Core i5-8400T vs Intel Pentium G640T
Comparative analysis of Intel Core i5-8400T and Intel Pentium G640T processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.
Differences
Reasons to consider the Intel Core i5-8400T
- CPU is newer: launch date 5 year(s) 10 month(s) later
- 4 more cores, run more applications at once: 6 vs 2
- 4 more threads: 6 vs 2
- Around 38% higher clock speed: 3.30 GHz vs 2.4 GHz
- Around 54% higher maximum core temperature: 100°C vs 65.0°C
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
- 3x more L1 cache, more data can be stored in the L1 cache for quick access later
- 3x more L2 cache, more data can be stored in the L2 cache for quick access later
- 3x more L3 cache, more data can be stored in the L3 cache for quick access later
- 4x more maximum memory size: 128 GB vs 32 GB
- Around 74% better performance in PassMark - Single thread mark: 1921 vs 1102
- 6.5x better performance in PassMark - CPU mark: 7456 vs 1139
- Around 14% better performance in Geekbench 4 - Multi-Core: 3657 vs 3203
Specifications (specs) | |
Launch date | April 2018 vs June 2012 |
Number of cores | 6 vs 2 |
Number of threads | 6 vs 2 |
Maximum frequency | 3.30 GHz vs 2.4 GHz |
Maximum core temperature | 100°C vs 65.0°C |
Manufacturing process technology | 14 nm vs 32 nm |
L1 cache | 64 KB (per core) vs 64 KB (per core) |
L2 cache | 256 KB (per core) vs 256 KB (per core) |
L3 cache | 9216 KB (shared) vs 3072 KB (shared) |
Maximum memory size | 128 GB vs 32 GB |
Benchmarks | |
PassMark - Single thread mark | 1921 vs 1102 |
PassMark - CPU mark | 7456 vs 1139 |
Geekbench 4 - Multi-Core | 3657 vs 3203 |
Reasons to consider the Intel Pentium G640T
- 2.4x better performance in Geekbench 4 - Single Core: 2071 vs 861
Benchmarks | |
Geekbench 4 - Single Core | 2071 vs 861 |
Compare benchmarks
CPU 1: Intel Core i5-8400T
CPU 2: Intel Pentium G640T
PassMark - Single thread mark |
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PassMark - CPU mark |
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Geekbench 4 - Single Core |
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Geekbench 4 - Multi-Core |
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Name | Intel Core i5-8400T | Intel Pentium G640T |
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PassMark - Single thread mark | 1921 | 1102 |
PassMark - CPU mark | 7456 | 1139 |
Geekbench 4 - Single Core | 861 | 2071 |
Geekbench 4 - Multi-Core | 3657 | 3203 |
Compare specifications (specs)
Intel Core i5-8400T | Intel Pentium G640T | |
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Essentials |
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Architecture codename | Coffee Lake | Sandy Bridge |
Launch date | April 2018 | June 2012 |
Place in performance rating | 1585 | 1572 |
Price now | $179 | |
Processor Number | i5-8400T | G640T |
Series | 8th Generation Intel® Core™ i5 Processors | Legacy Intel® Pentium® Processor |
Status | Launched | Discontinued |
Value for money (0-100) | 15.83 | |
Vertical segment | Desktop | Desktop |
Performance |
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64 bit support | ||
Base frequency | 1.70 GHz | 2.40 GHz |
Bus Speed | 8 GT/s DMI3 | 5 GT/s DMI |
L1 cache | 64 KB (per core) | 64 KB (per core) |
L2 cache | 256 KB (per core) | 256 KB (per core) |
L3 cache | 9216 KB (shared) | 3072 KB (shared) |
Manufacturing process technology | 14 nm | 32 nm |
Maximum case temperature (TCase) | 72 °C | |
Maximum core temperature | 100°C | 65.0°C |
Maximum frequency | 3.30 GHz | 2.4 GHz |
Number of cores | 6 | 2 |
Number of threads | 6 | 2 |
Die size | 131 mm | |
Transistor count | 504 million | |
Memory |
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Max memory channels | 2 | 2 |
Maximum memory bandwidth | 41.6 GB/s | 17 GB/s |
Maximum memory size | 128 GB | 32 GB |
Supported memory types | DDR4-2666 | DDR3 1066 |
Graphics |
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Device ID | 0x3E92 | |
Graphics base frequency | 350 MHz | 650 MHz |
Graphics max dynamic frequency | 1.05 GHz | 1.10 GHz |
Intel® Clear Video HD technology | ||
Intel® Clear Video technology | ||
Intel® InTru™ 3D technology | ||
Intel® Quick Sync Video | ||
Max video memory | 64 GB | |
Processor graphics | Intel® UHD Graphics 630 | Intel HD Graphics |
Graphics max frequency | 1.1 GHz | |
Intel® Flexible Display Interface (Intel® FDI) | ||
Graphics interfaces |
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Number of displays supported | 3 | 2 |
Wireless Display (WiDi) support | ||
Graphics image quality |
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4K resolution support | ||
Max resolution over DisplayPort | 4096x2304@60Hz | |
Max resolution over eDP | 4096x2304@60Hz | |
Max resolution over HDMI 1.4 | 4096x2304@24Hz | |
Graphics API support |
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DirectX | 12 | |
OpenGL | 4.5 | |
Compatibility |
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Configurable TDP-down | 25 W | |
Configurable TDP-down Frequency | 1.20 GHz | |
Low Halogen Options Available | ||
Max number of CPUs in a configuration | 1 | 1 |
Package Size | 37.5mm x 37.5mm | 37.5mm x 37.5mm |
Sockets supported | FCLGA1151 | FCLGA1155 |
Thermal Design Power (TDP) | 35 Watt | 35 Watt |
Thermal Solution | PCG 2015A (35W) | |
Peripherals |
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Max number of PCIe lanes | 16 | 16 |
PCI Express revision | 3.0 | 2.0 |
PCIe configurations | Up to 1x16, 2x8, 1x8+2x4 | |
Scalability | 1S Only | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Identity Protection technology | ||
Intel® Memory Protection Extensions (Intel® MPX) | ||
Intel® OS Guard | ||
Intel® Secure Key technology | ||
Intel® Software Guard Extensions (Intel® SGX) | ||
Intel® Trusted Execution technology (TXT) | ||
Secure Boot | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® SSE4.2 |
Intel 64 | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® AES New Instructions | ||
Intel® Hyper-Threading technology | ||
Intel® Optane™ Memory Supported | ||
Intel® Stable Image Platform Program (SIPP) | ||
Intel® TSX-NI | ||
Intel® Turbo Boost technology | ||
Intel® vPro™ Platform Eligibility | ||
Thermal Monitoring | ||
Flexible Display interface (FDI) | ||
Intel® Fast Memory Access | ||
Intel® Flex Memory Access | ||
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) | ||
Intel® VT-x with Extended Page Tables (EPT) |