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AMD A8-3870K vs AMD A8-7100
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
iGPU - FP32 Performance (Single-precision GFLOPS)
AMD A8-3870K
100 %
AMD Radeon HD 6550D
AMD A8-7100
55 %
AMD Radeon R5 (Kaveri)
Cinebench R15 (Single-Core)
Single-core performance
AMD A8-3870K
100 %
4C / 4T · 3.10 GHz
AMD A8-7100
62 %
4C / 4T · 3.00 GHz
Cinebench R15 (Multi-Core)
Multi-core performance
AMD A8-3870K
100 %
4C / 4T · 3.10 GHz
AMD A8-7100
48 %
4C / 4T · 2.40 GHz
More benchmarks
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
PassMark CPU-Mark
2,504 entries
2,504 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
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| Family | AMD A (112) | AMD A (112) |
| CPU group | AMD A8-3000 (4) | AMD A8-7000 (6) |
| Architecture | Llano (K10) | Kaveri (Steamroller) |
| Technology | 32 nm | 28 nm |
| Segment | Desktop | Notebook |
| Socket | FM1 | FM2+ |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| CPU Cores / Threads | 4 / 4 | 4 / 4 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | normal | normal |
| Cores: | 4x | 4x |
| Frequency: | 3.10 GHz | 1.80 GHz |
| Turbo (1 Core): | 3.00 GHz | |
| Turbo (All Cores): | 2.40 GHz | |
| L2-Cache | ||
| L3-Cache | 4.00 MB | 4.00 MB |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| GPU name | AMD Radeon HD 6550D | AMD Radeon R5 (Kaveri) |
| GPU frequency | 0.60 GHz | 0.45 - 0.51 GHz |
| CUs / Shader | 5 / 400 | 4 / 256 |
| Raytracing | ✗ | ✗ |
| Max. displays | 2 | 2 |
| Max. GPU Memory | 1 GB | 2 GB |
| Technology | 32 nm | 28 nm |
| Release date | Q2/2011 | Q1/2014 |
NPU AI performance
|
Wischen
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| Memory | DDR3-1600 (25.6 GB/s) | DDR3-1600 (25.6 GB/s) |
| Max. Memory | ||
| Memory channels | 2 | 2 |
| ECC | No | Yes |
| PCIe | 3.0 x 16 | |
| PCIe Bandwidth | 15.8 GB/s |
Thermal Management
|
Wischen
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| TDP | 100 W | 19 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. |
Technical details
|
Wischen
|
AMD A8-3870K | AMD A8-7100 |
|---|---|---|
| Chip design | Unknown | Unknown |
| AES-NI | ✗ | ✓ |
| Operating systems | Windows 10, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE3, SSE4a | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
| Release date | Q4/2011 | Q2/2014 |
| Release price | 80 $ | |
| Documents |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of AMD A8-3870K is 4.7 stars (6 ratings), while AMD A8-7100 has received 3.0 stars (4 ratings).
Click on the stars to rate one or both processors.
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AMD A8-7100
4C / 4T · 3.00 GHz
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