AMD A8-3870K APU

Benchmarks for the AMD A8-3870K APU can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

Is the AMD A8-3870K APU Good for Gaming?

This is a fairly old CPU that is no longer competitive with newer CPUs. [More ...]

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AMD A8-3870K APU

Description:

Class: Desktop

Socket: FM1

Clockspeed: 3.0 GHz

Cores: 4 Threads: 4

Typical TDP: 100 W

Cache per CPU Package:
L1 Instruction Cache: 4 x 64 KB
L1 Data Cache: 4 x 64 KB
L2 Cache: 4 x 1024 KB

Other names: AMD A8-3870 APU with Radeon(tm) HD Graphics

CPU First Seen on Charts: Q4 2011

CPUmark/$Price: 10.09

Overall Rank:
3361st fastest in multithreading out of 5791 CPUs
3283rd fastest in single threading out of 5791 CPUs
926th fastest in out of 1554 Desktop CPUs

Last Price Change: $234.79 USD (2025-05-24)

Average CPU Mark rating

Multithread Rating

2369

Single Thread Rating

1221

Samples: 612*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 3,277
Thread: 1,010

CPU Test Suite Average Results for AMD A8-3870K APU

Integer Math	7,000 MOps/Sec
Floating Point Math	5,389 MOps/Sec
Find Prime Numbers	11 Million Primes/Sec
Random String Sorting	6,426 Thousand Strings/Sec
Data Encryption	614.3 MBytes/Sec
Data Compression	52,709 KBytes/Sec
Physics	196 Frames/Sec
Extended Instructions	1,311 Million Matrices/Sec
Single Thread	1,221 MOps/Sec

From submitted results to PerformanceTest V10 as of 18th of February 2026.

CPU Mark Distribution for AMD A8-3870K APU

Submitted Baseline Distribution Graph as of 18th of February 2026

From submitted results since PerformanceTest V10 as of 18th of February 2026.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

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Pricing History

CPU Mark Relative to Top 10 Common Desktop CPUs
As of 19th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,444
Intel Core i9-13900K		58,279
AMD Ryzen 9 5900X		38,939
Apple M4 10 Core		23,700
AMD Ryzen 5 5600X		21,844
Intel Core i5-12400F		19,584
Intel Core i9-9900K @ 3.60GHz		18,082
AMD Ryzen 5 3600		17,678
Apple M2 8 Core 3500 MHz		15,643
Apple M1 8 Core 3200 MHz		14,133
AMD A8-3870K APU		2,369

CPU Value (CPU Mark / $Price )
As of 19th of February 2026 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 5600X		136.53
AMD Ryzen 9 5900X		130.23
Intel Core i9-14900K		124.62
Intel Core i5-12400F		122.41
AMD Ryzen 5 3600		117.87
Intel Core i9-13900K		107.93
Intel Core i9-9900K @ 3.60GHz		60.59
AMD A8-3870K APU		10.09
Apple M1 8 Core 3200 MHz		NA
Apple M2 8 Core 3500 MHz		NA
Apple M4 10 Core		NA

Single Thread Rating
As of 19th of February 2026 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-14900K		4,694
Intel Core i9-13900K		4,600
Apple M4 10 Core		4,516
Apple M2 8 Core 3500 MHz		3,886
Apple M1 8 Core 3200 MHz		3,676
Intel Core i5-12400F		3,489
AMD Ryzen 9 5900X		3,467
AMD Ryzen 5 5600X		3,365
Intel Core i9-9900K @ 3.60GHz		2,913
AMD Ryzen 5 3600		2,560
AMD A8-3870K APU		1,221

Last 5 Baselines for AMD A8-3870K APU
Most recent listed first
Baseline	CPU Mark
BL3229114 - Jan 20 2026		2638
BL3224430 - Jan 19 2026		2842
BL3219578 - Jan 17 2026		2810
BL3185065 - Jan 03 2026		2675
BL3063079 - Nov 18 2025		2721

Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.

Popular comparisons for AMD A8-3870K APU
As of 19th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
AMD A8-3870K APU		2,369
Intel Core2 Quad Q9650 @ 3.00GHz vs AMD A8-3870K APU		2,517 (+6.2%)
Intel Core i5-3470T @ 2.90GHz vs AMD A8-3870K APU		3,003 (+26.7%)
AMD Phenom II X4 980 vs AMD A8-3870K APU		2,880 (+21.6%)
AMD FX-4100 Quad-Core vs AMD A8-3870K APU		2,629 (+11.0%)
AMD A8-5500 APU vs AMD A8-3870K APU		2,618 (+10.5%)
AMD Athlon II X4 651 Quad-Core vs AMD A8-3870K APU		2,433 (+2.7%)
AMD Phenom II X4 940 vs AMD A8-3870K APU		2,363 (-0.3%)
Intel Core i3-3240 @ 3.40GHz vs AMD A8-3870K APU		2,355 (-0.6%)
AMD A6-3650 APU vs AMD A8-3870K APU		2,098 (-11.4%)
Intel Core i3-2125 @ 3.30GHz vs AMD A8-3870K APU		2,083 (-12.1%)
AMD Phenom II X4 810 vs AMD A8-3870K APU		2,036 (-14.0%)
AMD Phenom 9950 Quad-Core vs AMD A8-3870K APU		1,884 (-20.5%)

Is the AMD A8-3870K APU Good for Gaming?
As of 19th of February 2026 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9950X3D2		14,501
AMD Ryzen 9 9900X3D		12,433
AMD Ryzen 7 9800X3D		12,123
AMD Ryzen 9 9950X3D		11,258
AMD Ryzen 9 7900X3D		10,794
Intel Core Ultra 7 270K Plus		10,695
AMD Ryzen 5 7600X3D		10,517
Intel Core Ultra 9 285K		10,377
AMD Ryzen 7 7800X3D		10,257
AMD Ryzen 5 7500X3D		10,195
AMD Ryzen 9 9955HX3D		9,783
AMD Ryzen 9 7950X3D		9,780
AMD A8-3870K APU		259

CPU Benchmarks

CPU Benchmarks

AMD A8-3870K APU

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CPU Test Suite Average Results for AMD A8-3870K APU

CPU Mark Distribution for AMD A8-3870K APU

Pricing History