In depth comparison and review of Intel Core 2 Quad Q8400 and Intel Core i5 2500 (2nd Gen). Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Core 2 Quad Q8400 | Intel Core i5 2500 (2nd Gen) |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core 2 Quad Q8400 | Intel Core i5 2500 (2nd Gen) |
|---|
| Type | Intel Core 2 Quad Q8400 | Intel Core i5 2500 (2nd Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA775 Socket | LGA1155 Socket |
| Manufacturing Process | 45 nm | 32 nm |
| Thermal Design Power | 95 W | 95 W |
| Thermal Specification | 71.4 °C | 72.6 °C |
| PCI Express Revision | - | 2.0 |
| PCI Express Lanes Qty | - | 16 |
| Architecture Features | Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Enhanced Halt State (C1E), Intel Thermal Monitor 2 | Enhanced SpeedStep technology, integrated memory controller, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX), Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | - | 4 threads |
| Clock Speed (Frequency) | 2.66 GHz | 3.3 GHz |
| Max Turbo Speed | - | 3.7 GHz |
| Bus Speed | 1333 MHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 4 MB | 6 MB |
|---|---|---|
| Cache Memory Details | L2 - 4 MB | L3 - 6 MB |
| Installed Size | 4 MB | 6 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core 2 Quad Q8400 | Intel Core i5 2500 (2nd Gen) |
|---|
| Type | - | Intel HD Graphics 2000 |
|---|---|---|
| Base Frequency | - | 850 MHz |
| Max Dynamic Frequency | - | 1.1 GHz |
| Features | - | Dual Display Capable, Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video, Intel Insider |
| EXPANSION & CONNECTIVITY | Intel Core 2 Quad Q8400 | Intel Core i5 2500 (2nd Gen) |
|---|
| Compatible Slots | 1 x processor - LGA775 Socket | 1 x processor - LGA1155 Socket |
|---|
| MISCELLANEOUS | Intel Core 2 Quad Q8400 | Intel Core i5 2500 (2nd Gen) |
|---|
| Included Accessories | - | Heat sink |
|---|---|---|
| Compliant Standards | - | Halogen-free |
| Service & Support | Limited warranty - 3 years | Limited warranty - 3 years |
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