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Intel Core 2 Quad Q8400 vs Intel Core i5-4258U
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 · 2.66 GHz
Intel Core i5-4258U
100 %
2C / 4T · 2.90 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
4C / 4T · 2.66 GHz
Intel Core i5-4258U
100 %
2C / 4T · 2.90 GHz
More benchmarks
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
Cinebench R15 (SC)
1,113 entries
1,113 entries
Cinebench R15 (MC)
1,110 entries
1,110 entries
Geekbench 3 (SC)
945 entries
945 entries
Geekbench 3 (MC)
941 entries
941 entries
Cinebench R11.5 (SC)
826 entries
826 entries
Cinebench R11.5 (MC)
837 entries
837 entries
Cinebench R11.5 iGPU
383 entries
383 entries
Specifications
At a glance
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| Family | Intel Core2 Quad (19) | Intel Core i5 (336) |
| CPU group | Intel Core 2 Quad Q8000/Q9000 (16) | Intel Core i 4000U (26) |
| Architecture | Yorkfield (Penryn) | Haswell U |
| Technology | 45 nm | 22 nm |
| Segment | Desktop | Notebook |
| Socket | LGA 775 | BGA 1168 |
| Predecessor | ||
| Successor | Intel Core i5-5257U |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| CPU Cores / Threads | 4 / 4 | 2 / 4 |
| Hyperthreading / SMT | ✗ | ✓ |
| Core architecture | normal | normal |
| Cores: | 4x | 2x |
| Frequency: | 2.66 GHz | 2.40 GHz |
| Turbo (1 Core): | 2.90 GHz | |
| Turbo (All Cores): | 2.90 GHz | |
| L2-Cache | 4.00 MB | |
| L3-Cache | 3.00 MB | |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| GPU name | no iGPU | Intel Iris Graphics 5100 |
| GPU frequency | 0.20 - 1.10 GHz | |
| CUs / Shader | / | 40 / 320 |
| Raytracing | ✗ | ✗ |
| Max. displays | 3 | |
| Max. GPU Memory | 16 GB | |
| Technology | 22 nm | |
| Release date | Q2/2013 |
NPU AI performance
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| Memory | DDR3-1066 (17.1 GB/s) DDR2-800 (12.8 GB/s) | DDR3-1600 (25.6 GB/s) |
| Max. Memory | 16 GB | 16 GB |
| Memory channels | 2 | 2 |
| ECC | No | No |
| PCIe | 2.0 x 12 | |
| PCIe Bandwidth | 6.0 GB/s |
Thermal Management
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| TDP | 95 W | 28 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. |
Technical details
|
Wischen
|
Intel Core 2 Quad Q8400 | Intel Core i5-4258U |
|---|---|---|
| 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, SSE4.1 | SSE4.1, SSE4.2, AVX2 |
| Release date | Q2/2009 | Q3/2013 |
| Release price | ||
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core 2 Quad Q8400 is 3.8 stars (21 ratings), while Intel Core i5-4258U has received 5.0 stars (1 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
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Intel Core i5-4258U
2C / 4T · 2.90 GHz
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Apple M3 Ultra (28-CPU 60-GPU)
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Apple M5 Max (18-CPU 40-GPU)
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15C / 15T · 4.61 GHz
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Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
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Intel Core 2 Quad Q8400
4C / 4T · 0.00 GHz
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