AMD A8-3870K Benchmark, Test and specs

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The AMD A8-3870K has 4 cores with 4 threads and is based on the 1. gen of the AMD A series. The processor uses a mainboard with the FM1 socket and was released in Q4/2011.
AMD A8-3870K

CPU lineage

The segment in which we have classified the AMD A8-3870K. Here you can see if it is a desktop processor or a mobile processor or which processor may be the successor of the AMD A8-3870K.

Name: AMD A8-3870K
Family: AMD A (112)
CPU group: AMD A8-3000 (4)
Architecture: Llano (K10)
Segment: Desktop / Server
Generation: 1
Predecessor: --
Successor: --

CPU Cores and Base Frequency

The AMD A8-3870K has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD A8-3870K is 3.10 GHz. The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.

CPU Cores / Threads: 4 / 4
Core architecture: normal
Cores: 4x
Hyperthreading / SMT: No
Overclocking: Yes
Frequency: 3.10 GHz
Turbo Frequency (1 Core): --
Turbo Frequency (4 Cores): --

Internal Graphics

The AMD A8-3870K has integrated graphics, called iGPU for short. Specifically, the AMD A8-3870K uses the AMD Radeon HD 6550D, which has 400 texture shaders and 5 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

GPU name: AMD Radeon HD 6550D
GPU frequency: 0.60 GHz
GPU (Turbo): No turbo
Compute units: 5
Shader: 400
Hardware Raytracing: No
Release date: Q2/2011
Max. displays: 2
Generation: 3
Direct X: 11
Technology: 32 nm
Max. GPU Memory: 1 GB
Frame Generation: No

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

h265 / HEVC (8 bit): No
h265 / HEVC (10 bit): No
h264: Decode
VP8: No
VP9: No
AV1: No
AVC: Decode
VC-1: Decode
JPEG: Decode / Encode

Memory & PCIe

The processor can use up to memory in 2 (Dual Channel) memory channels. The maximum memory bandwidth is 25.6 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system.

Memory type: Memory bandwidth:
DDR3-1600
25.6 GB/s
Max. Memory:
Memory channels: 2 (Dual Channel)
ECC: No
PCIe:
PCIe Bandwidth: --

Thermal Management

The thermal design power (TDP for short) of the processor is 100 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. The TDP usually gives a rough idea of the actual power consumption of the CPU.

TDP (PL1 / PBP): 100 W
TDP (PL2): --
TDP up: --
TDP down: --
Tjunction max.: --

Technical details

The AMD A8-3870K is made in 32 nm. The smaller the manufacturing process of a CPU, the more modern and energy-efficient it is. Overall, the processor has 4.00 MB cache. A large cache can greatly speed up the processor's speed in some cases such as games.

Technology: 32 nm
Chip design:
Socket: FM1
L2-Cache: --
L3-Cache: 4.00 MB
AES-NI: No
Operating systems: Windows 10, Linux
Virtualization: AMD-V
Instruction set (ISA): x86-64 (64 bit)
ISA extensions: SSE3, SSE4a
Release date: Q4/2011
Release price: 80 $
Part Number: --
Documents: --

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Benchmark results

Verified Benchmark results
The benchmark results for the AMD A8-3870K have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.


Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD FX-8300 AMD FX-8300
8C 8T @ 4.20 GHz
180
Intel Core 2 Quad Q9300 Intel Core 2 Quad Q9300
4C 4T @ 2.50 GHz
178
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.93 GHz
178
AMD A8-3870K AMD A8-3870K
4C 4T @ 3.10 GHz
176
AMD A6-5400K AMD A6-5400K
2C 2T @ 3.80 GHz
174
Intel Pentium Silver N5000 Intel Pentium Silver N5000
4C 4T @ 2.70 GHz
171
AMD Phenom II X4 940 AMD Phenom II X4 940
4C 4T @ 3.00 GHz
169

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Celeron J4125 Intel Celeron J4125
4C 4T @ 2.70 GHz
675
AMD Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
670
Intel Pentium Silver J5005 Intel Pentium Silver J5005
4C 4T @ 2.70 GHz
669
AMD A8-3870K AMD A8-3870K
4C 4T @ 3.10 GHz
666
Intel Core i7-3520M Intel Core i7-3520M
2C 4T @ 3.40 GHz
663
AMD A10-7800 AMD A10-7800
4C 4T @ 3.70 GHz
657
AMD A8-7600 AMD A8-7600
4C 4T @ 3.50 GHz
655

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD A10-5745M AMD A10-5745M
AMD Radeon HD 8610G @ 0.63 GHz
481
AMD GX-420GI AMD GX-420GI
AMD Radeon R7E @ 0.63 GHz
481
AMD GX-424CC AMD GX-424CC
AMD Radeon R7E @ 0.63 GHz
481
AMD A8-3870K AMD A8-3870K
AMD Radeon HD 6550D @ 0.60 GHz
480
Intel Core i9-10885H Intel Core i9-10885H
Intel UHD Graphics 630 @ 1.25 GHz
480
Intel Xeon E-2286M Intel Xeon E-2286M
Intel UHD Graphics P630 @ 1.25 GHz
480
Intel Core i9-10980HK Intel Core i9-10980HK
Intel UHD Graphics 630 @ 1.25 GHz
480

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Samsung Exynos 9825 Samsung Exynos 9825
8C 8T @ 2.73 GHz
3714
Intel Core i5-7300U Intel Core i5-7300U
2C 4T @ 3.50 GHz
3694
AMD Ryzen 3 2200U AMD Ryzen 3 2200U
2C 4T @ 2.50 GHz
3690
AMD A8-3870K AMD A8-3870K
4C 4T @ 3.10 GHz
3684
AMD A10-9700 AMD A10-9700
4C 4T @ 3.50 GHz
3660
Intel Core i7-7500U Intel Core i7-7500U
2C 4T @ 3.50 GHz
3659
Intel Core i5-2320 Intel Core i5-2320
4C 4T @ 3.00 GHz
3655

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X4 940 AMD Phenom II X4 940
4C 4T @ 3.00 GHz
78
AMD Phenom II X6 1035T AMD Phenom II X6 1035T
6C 6T @ 3.10 GHz
78
Intel Pentium Silver N5000 Intel Pentium Silver N5000
4C 4T @ 2.70 GHz
78
AMD A8-3870K AMD A8-3870K
4C 4T @ 3.10 GHz
77
AMD FX-9800P AMD FX-9800P
4C 4T @ 3.60 GHz
77
Intel Celeron N4120 Intel Celeron N4120
4C 4T @ 2.60 GHz
77
Intel Pentium 3825U Intel Pentium 3825U
2C 4T @ 1.90 GHz
77

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
304
AMD Phenom II X4 B95 AMD Phenom II X4 B95
4C 4T @ 3.00 GHz
304
AMD A10-9700 AMD A10-9700
4C 4T @ 3.50 GHz
303
AMD A8-3870K AMD A8-3870K
4C 4T @ 3.10 GHz
302
Intel Pentium Silver J5005 Intel Pentium Silver J5005
4C 4T @ 2.70 GHz
302
Intel Core i7-6500U Intel Core i7-6500U
2C 4T @ 2.80 GHz
302
AMD Phenom II X4 940 AMD Phenom II X4 940
4C 4T @ 3.00 GHz
302

Benchmarks





Popular comparisons

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