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Intel Core 2 Quad Q6400 vs Intel Core2 Duo E8400
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 5, 64bit Single-Core
Single-core performance
4C / 4T · 2.13 GHz
Intel Core2 Duo E8400
100 %
2C / 2T · 3.00 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core 2 Quad Q6400
100 %
4C / 4T · 2.13 GHz
2C / 2T · 3.00 GHz
More benchmarks
Specifications
At a glance
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| Family | Intel Core2 Quad (19) | Intel Core2 Duo (29) |
| CPU group | Intel Core 2 Quad Q6000 (3) | Intel Core 2 Duo E7000/E8000 (14) |
| Architecture | Kentsfield (Core) | Wolfdale (Penryn) |
| Technology | 65 nm | 45 nm |
| Segment | Desktop | Desktop |
| Socket | LGA 775 | LGA 775 |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| CPU Cores / Threads | 4 / 4 | 2 / 2 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | normal | normal |
| Cores: | 4x | 2x |
| Frequency: | 2.13 GHz | 3.00 GHz |
| Turbo (1 Core): | ||
| Turbo (All Cores): | ||
| L2-Cache | 8.00 MB | 6.00 MB |
| L3-Cache | ||
| Overclocking | ✗ | ✓ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| GPU name | no iGPU | no iGPU |
| GPU frequency | ||
| CUs / Shader | / | / |
| Raytracing | ✗ | ✗ |
| Max. displays | ||
| Max. GPU Memory | ||
| Technology | ||
| Release date |
NPU AI performance
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| Memory | DDR3-1066 (17.1 GB/s) DDR2-800 (12.8 GB/s) | DDR3-1333 (21.3 GB/s) DDR2-1066 (17.1 GB/s) |
| Max. Memory | 16 GB | 16 GB |
| Memory channels | 2 | 2 |
| ECC | No | No |
| PCIe | ||
| PCIe Bandwidth |
Thermal Management
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| TDP | 105 W | 65 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. |
Technical details
|
Wischen
|
Intel Core 2 Quad Q6400 | Intel Core2 Duo E8400 |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✗ | ✗ |
| Operating systems | Windows 10, Linux | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | MMX, SSE2, SSE3 | MMX, SSE, SSE2, SSE3, SSE 4.1 |
| Release date | Q1/2007 | Q1/2008 |
| Release price | ||
| Documents |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core 2 Quad Q6400 is 5.0 stars (3 ratings), while Intel Core2 Duo E8400 has received 4.2 stars (53 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
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Intel Core2 Duo E8400
2C / 2T · 0.00 GHz
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