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Intel Core i5-9400F vs Intel Core i7-2640M
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
Intel Core i5-9400F
100 %
6C / 6T · 4.10 GHz
Intel Core i7-2640M
42 %
2C / 4T · 3.50 GHz
Geekbench 6 Multi-Core
Multi-core performance
Intel Core i5-9400F
100 %
6C / 6T · 3.90 GHz
Intel Core i7-2640M
23 %
2C / 4T · 2.80 GHz
Geekbench 5, 64bit Single-Core
Single-core performance
Intel Core i5-9400F
100 %
6C / 6T · 4.10 GHz
Intel Core i7-2640M
61 %
2C / 4T · 3.50 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core i5-9400F
100 %
6C / 6T · 3.90 GHz
Intel Core i7-2640M
30 %
2C / 4T · 2.80 GHz
CPU-Z Benchmark 17 Multi-Core
Multi-core performance
Intel Core i5-9400F
100 %
6C / 6T · 2.90 GHz
Intel Core i7-2640M
31 %
2C / 4T · 2.80 GHz
More benchmarks
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Cinebench R20 (SC)
666 entries
666 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Cinebench R20 (MC)
615 entries
615 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
Blender 3.1 Benchmark
213 entries
213 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
Blender 2.81 (bmw27)
190 entries
190 entries
CPU-Z Benchmark 17 (SC)
250 entries
250 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
V-Ray CPU-Render
251 entries
251 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
Specifications
At a glance
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| Family | Intel Core i5 (336) | Intel Core i7 (300) |
| CPU group | Intel Core i 9000 (34) | Intel Core i 2000M (46) |
| Architecture | Coffee Lake S Refresh | Sandy Bridge H |
| Technology | 14 nm | 32 nm |
| Segment | Desktop | Notebook |
| Socket | LGA 1151-2 | BGA 1023 |
| Predecessor | ||
| Successor | Intel Core i5-10400F |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| CPU Cores / Threads | 6 / 6 | 2 / 4 |
| Hyperthreading / SMT | ✗ | ✓ |
| Core architecture | normal | normal |
| Cores: | 6x | 2x |
| Frequency: | 2.90 GHz | 2.80 GHz |
| Turbo (1 Core): | 4.10 GHz | 3.50 GHz |
| Turbo (All Cores): | 3.90 GHz | |
| L2-Cache | ||
| L3-Cache | 9.00 MB | 4.00 MB |
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| GPU name | no iGPU | Intel HD Graphics 3000 |
| GPU frequency | 0.65 - 1.30 GHz | |
| CUs / Shader | / | 12 / 96 |
| Raytracing | ✗ | ✗ |
| Max. displays | 2 | |
| Max. GPU Memory | 2 GB | |
| Technology | 32 nm | |
| Release date | Q1/2011 |
NPU AI performance
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| Memory | DDR4-2666 (42.7 GB/s) | DDR3-1333 (21.3 GB/s) DDR3-1066 (17.1 GB/s) |
| Max. Memory | 128 GB | 16 GB |
| Memory channels | 2 | 2 |
| ECC | No | No |
| PCIe | 3.0 x 16 | 2.0 x 16 |
| PCIe Bandwidth | 15.8 GB/s | 8.0 GB/s |
Thermal Management
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| TDP | 65 W | 35 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. | 100 °C | 100 °C |
Technical details
|
Wischen
|
Intel Core i5-9400F | Intel Core i7-2640M |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2 | SSE4.1, SSE4.2, AVX |
| Release date | Q1/2019 | Q4/2011 |
| Release price | 157 $ | 280 $ |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core i5-9400F is 3.6 stars (65 ratings), while Intel Core i7-2640M has received 4.7 stars (13 ratings).
Click on the stars to rate one or both processors.
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