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Intel Core i7-3820 vs AMD A8-7650K
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 5, 64bit Single-Core
Single-core performance
Intel Core i7-3820
100 %
4C / 8T · 3.80 GHz
AMD A8-7650K
64 %
4C / 4T · 3.80 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core i7-3820
100 %
4C / 8T · 3.60 GHz
AMD A8-7650K
44 %
4C / 4T · 3.80 GHz
CPU-Z Benchmark 17 Multi-Core
Multi-core performance
Intel Core i7-3820
100 %
4C / 8T · 3.60 GHz
AMD A8-7650K
38 %
4C / 4T · 3.30 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
Specifications
At a glance
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| Family | Intel Core i7 Extreme Edition (24) | AMD A (112) |
| CPU group | Intel Core i 3000X (4) | AMD A8-7000 (6) |
| Architecture | Sandy Bridge E | Kaveri (Steamroller) |
| Technology | 32 nm | 28 nm |
| Segment | Desktop | Notebook |
| Socket | LGA 2011 | FM2+ |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| CPU Cores / Threads | 4 / 8 | 4 / 4 |
| Hyperthreading / SMT | ✓ | ✗ |
| Core architecture | normal | normal |
| Cores: | 4x | 4x |
| Frequency: | 3.60 GHz | 3.30 GHz |
| Turbo (1 Core): | 3.80 GHz | 3.80 GHz |
| Turbo (All Cores): | 3.80 GHz | |
| L2-Cache | ||
| L3-Cache | 10.00 MB | 4.00 MB |
| Overclocking | ✓ | ✓ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| GPU name | no iGPU | AMD Radeon R7 - 384 (Kaveri) |
| GPU frequency | 0.72 GHz | |
| CUs / Shader | / | 6 / 384 |
| Raytracing | ✗ | ✗ |
| Max. displays | 2 | |
| Max. GPU Memory | 2 GB | |
| Technology | 28 nm | |
| Release date | Q1/2015 |
NPU AI performance
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| Memory | DDR3-1600 (51.2 GB/s) DDR3-1333 (42.6 GB/s) DDR3-1066 (34.2 GB/s) | DDR3-2133 (34.2 GB/s) |
| Max. Memory | 64 GB | |
| Memory channels | 4 | 2 |
| ECC | No | Yes |
| PCIe | 2.0 x 40 | 3.0 x 16 |
| PCIe Bandwidth | 20.0 GB/s | 15.8 GB/s |
Thermal Management
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| TDP | 130 W | 95 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. | 105 °C |
Technical details
|
Wischen
|
Intel Core i7-3820 | AMD A8-7650K |
|---|---|---|
| Chip design | Monolithic | Unknown |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
| Release date | Q1/2012 | Q1/2014 |
| Release price | 305 $ | 95 $ |
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core i7-3820 is 3.4 stars (7 ratings), while AMD A8-7650K has received 4.4 stars (15 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
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4
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Apple M1 Ultra (48-GPU)
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AMD A8-7650K
4C / 4T · 3.80 GHz
9
Intel Core i7-3820
4C / 8T · 3.80 GHz
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