Intel Core i7-4820K vs Intel Core i5-2405S
Comparative analysis of Intel Core i7-4820K and Intel Core i5-2405S processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).
Differences
Reasons to consider the Intel Core i7-4820K
- CPU is newer: launch date 2 year(s) 4 month(s) later
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 4 more threads: 8 vs 4
- Around 18% higher clock speed: 3.90 GHz vs 3.30 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
- Around 67% more L3 cache; more data can be stored in the L3 cache for quick access later
- 2x more maximum memory size: 64 GB vs 32 GB
- Around 32% better performance in PassMark - Single thread mark: 1955 vs 1478
- 2x better performance in PassMark - CPU mark: 6488 vs 3224
- Around 38% better performance in Geekbench 4 - Single Core: 848 vs 615
- Around 89% better performance in Geekbench 4 - Multi-Core: 3531 vs 1870
Specifications (specs) | |
Launch date | September 2013 vs May 2011 |
Unlocked | Unlocked vs Locked |
Number of threads | 8 vs 4 |
Maximum frequency | 3.90 GHz vs 3.30 GHz |
Manufacturing process technology | 22 nm vs 32 nm |
L3 cache | 10240 KB (shared) vs 6144 KB (shared) |
Maximum memory size | 64 GB vs 32 GB |
Benchmarks | |
PassMark - Single thread mark | 1955 vs 1478 |
PassMark - CPU mark | 6488 vs 3224 |
Geekbench 4 - Single Core | 848 vs 615 |
Geekbench 4 - Multi-Core | 3531 vs 1870 |
Reasons to consider the Intel Core i5-2405S
- Around 3% higher maximum core temperature: 69.1°C vs 66.8°C
- 2x lower typical power consumption: 65 Watt vs 130 Watt
Maximum core temperature | 69.1°C vs 66.8°C |
Thermal Design Power (TDP) | 65 Watt vs 130 Watt |
Compare benchmarks
CPU 1: Intel Core i7-4820K
CPU 2: Intel Core i5-2405S
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 i7-4820K | Intel Core i5-2405S |
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PassMark - Single thread mark | 1955 | 1478 |
PassMark - CPU mark | 6488 | 3224 |
Geekbench 4 - Single Core | 848 | 615 |
Geekbench 4 - Multi-Core | 3531 | 1870 |
3DMark Fire Strike - Physics Score | 3874 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 5.079 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 94.62 | |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.648 | |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 0.812 | |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 6.745 |
Compare specifications (specs)
Intel Core i7-4820K | Intel Core i5-2405S | |
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Essentials |
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Architecture codename | Ivy Bridge E | Sandy Bridge |
Launch date | September 2013 | May 2011 |
Launch price (MSRP) | $399 | $472 |
Place in performance rating | 2118 | 2109 |
Price now | $594.96 | $164.40 |
Processor Number | i7-4820K | i5-2405S |
Series | Intel® Core™ X-series Processors | Legacy Intel® Core™ Processors |
Status | Discontinued | Discontinued |
Value for money (0-100) | 4.81 | 9.07 |
Vertical segment | Desktop | Desktop |
Performance |
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64 bit support | ||
Base frequency | 3.70 GHz | 2.50 GHz |
Bus Speed | 5 GT/s DMI2 | 5 GT/s DMI |
Die size | 257 mm | 216 mm |
L1 cache | 64 KB (per core) | 64 KB (per core) |
L2 cache | 256 KB (per core) | 256 KB (per core) |
L3 cache | 10240 KB (shared) | 6144 KB (shared) |
Manufacturing process technology | 22 nm | 32 nm |
Maximum core temperature | 66.8°C | 69.1°C |
Maximum frequency | 3.90 GHz | 3.30 GHz |
Number of cores | 4 | 4 |
Number of threads | 8 | 4 |
Transistor count | 1860 million | 1160 million |
Unlocked | ||
Memory |
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Max memory channels | 4 | 2 |
Maximum memory bandwidth | 59.7 GB/s | 21 GB/s |
Maximum memory size | 64 GB | 32 GB |
Supported memory types | DDR3 1333/1600/1866 | DDR3 1066/1333 |
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 1 | 1 |
Package Size | 52.5mm x 45.0mm | 37.5mm x 37.5mm |
Sockets supported | FCLGA2011 | LGA1155, FCLGA1155 |
Thermal Design Power (TDP) | 130 Watt | 65 Watt |
Peripherals |
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Max number of PCIe lanes | 40 | 16 |
PCI Express revision | 3.0 | 2.0 |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Identity Protection technology | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Instruction set extensions | Intel® SSE4.2, Intel® AVX | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX |
Intel 64 | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® AES New Instructions | ||
Intel® Demand Based Switching | ||
Intel® Hyper-Threading technology | ||
Intel® Smart Response technology | ||
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) | ||
Graphics |
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Device ID | 0x112 | |
Graphics base frequency | 850 MHz | |
Graphics max dynamic frequency | 1.10 GHz | |
Graphics max frequency | 1.1 GHz | |
Intel® Clear Video HD technology | ||
Intel® Flexible Display Interface (Intel® FDI) | ||
Intel® InTru™ 3D technology | ||
Intel® Quick Sync Video | ||
Processor graphics | Intel® HD Graphics 3000 | |
Graphics interfaces |
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Number of displays supported | 2 | |
Wireless Display (WiDi) support |