AMD A8-3870K

The AMD A8-3870K operates with:

CPU Cores 4.

CPU Threads: 4.

Performance-enhancing, system-enhancing technology that works faster and saves battery with:

Turbo: No turbo base No turbo all cores.

TDP: 100 W.

The processor is attached to:

CPU socket: FM1.

This version includes

4.00 MB of L3 cache on one chip

Supports 2 memory channels to support DDR3-1600 RAM and features PCIe Gen lanes.

Tjunction keeps below -- degrees C.

In particular, Llano (K10) Architecture is enhanced with:

Technology: 32 nm

Virtualization AMD-V.

The product was released on Q4/2011.

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CPU generation and family

Name:

AMD A8-3870K

Family:

AMD A

CPU group:

AMD A8-3000

Predecessor:

Segment:

Desktop / Server

Generation:

Successor:

CPU Cores and Base Frequency

Frequency:

3.10 GHz

Turbo (1 Core):

No turbo

Turbo (64 Cores)::

Hyperthreading:

Core architecture:

normal

CPU Cores:

CPU Threads:

Overclocking:

Yes

Memory & PCIe

Memory type:

DDR3-1600

PCIe version:

Memory channels:

PCIe version:

PCIe lanes:

Encryption

AES-NI:

Internal Graphics

Memory type:

DDR3-1600

GPU name:

AMD Radeon HD 6550D

GPU frequency:

0.60 GHz

GPU (Turbo):

No turbo

Generation:

DirectX Version:

Execution units:

Shader:

400

Max memory:

Max. displays:

Technology:

32 nm

Release date:

Q2/2011

Technical details

Instruction set (ISA):

x86-64 (64 bit)

Architecture:

Llano (K10)

L2-Cache:

Virtualization:

AMD-V

L3-Cache:

4.00 MB

Release date:

Q4/2011

Socket:

FM1

Thermal Management

TDP (PL1):

100 W

TDP (PL2):

TDP Up:

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 Athlon Silver 3050U 181 (23%)

AMD FX-8300 180 (23%)

Intel Core 2 Quad Q9300 178 (23%)

AMD A8-3870K 176 (23%)

AMD A6-5400K 174 (22%)

Intel Pentium Silver N5000 171 (22%)

AMD Phenom II X4 945 168 (22%)

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 675 (3%)

AMD Athlon II X4 860K 670 (3%)

Intel Pentium Silver J5005 669 (3%)

AMD A8-3870K 666 (3%)

Intel Core i7-3520M 663 (3%)

AMD A10-7800 657 (3%)

AMD A8-7600 655 (3%)

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 X2 545 79 (29%)

AMD Phenom II X6 1035T 78 (28%)

Intel Pentium Silver N5000 78 (28%)

AMD A8-3870K 77 (28%)

Intel Celeron N4120 77 (28%)

Intel Pentium 3825U 77 (28%)

Intel Celeron 3765U 77 (28%)

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 940 304 (3%)

AMD Phenom II X4 945 304 (3%)

AMD Phenom II X4 B95 304 (3%)

AMD A8-3870K 302 (3%)

Intel Pentium Silver J5005 302 (3%)

Intel Core i7-6500U 302 (3%)

Intel Core i7-6650U 300 (3%)

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.

Qualcomm Snapdragon 732G 486 (5%)

Intel Pentium Silver N6005 483 (5%)

AMD A10-5745M 481 (5%)

AMD A8-3870K 480 (5%)

Intel Core i9-10885H 480 (5%)

Intel Xeon E-2286M 480 (5%)

Intel Core i9-10980HK 480 (5%)

Cinebench R11.5, 64bit (Single-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

AMD A4-5300 0.91 (35%)

AMD Phenom II X2 545 0.91 (35%)

AMD Phenom II X2 B55 0.91 (35%)

AMD A8-3870K 0.91 (35%)

Intel Core i3-2350M 0.9 (34%)

Intel Pentium Silver N5000 0.9 (34%)

Intel Celeron N4000 0.9 (34%)

Cinebench R11.5, 64bit (Multi-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i3-4130 3.63 (7%)

Intel Core i7-6567U 3.62 (7%)

AMD Athlon X4 835 3.61 (7%)

AMD A8-3870K 3.6 (7%)

Intel Core i3-7100H 3.59 (6%)

AMD Phenom II X4 B95 3.58 (6%)

AMD Phenom II X4 945 3.58 (6%)

Cinebench R11.5, 64bit (iGPU, OpenGL)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The iGPU test uses the CPU internal graphic unit to execute OpenGL commands.

Intel Core i3-8100 37.4 (61%)

Intel Core i3-7100U 37.2 (60%)

Intel Core i3-7167U 37.2 (60%)

AMD A8-3870K 37 (60%)

Intel Core i5-5257U 36.8 (60%)

Intel Core i5-7500T 36.4 (59%)

Intel Core i5-7600T 36.4 (59%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU Review. However the majority of CPUs have not been tested and the results have been estimated by a CPU Review’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.

Intel Celeron G4920 3696 (4%)

Intel Pentium Silver J5040 3688 (4%)

Intel Core i5-4360U 3685 (4%)

AMD A8-3870K 3684 (4%)

Intel Core i5-7Y57 3681 (4%)

Intel Core i5-5200U 3678 (4%)

Intel Core i5-5250U 3678 (4%)