AMD Phenom II X4 940 vs AMD A8-6600K

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

AMD Phenom II X4 940 or AMD Phenom II X4 940 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD Phenom II X4 940 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2009 and belongs to the 4 generation of the AMD Phenom II series.
To use the AMD Phenom II X4 940, you'll need a motherboard with a AM2+ socket.
The AMD A8-6600K features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2013 and belongs to the 3 generation of the AMD A series.
To use the AMD A8-6600K, you'll need a motherboard with a FM2 socket.
AMD Phenom II - 800/900 Group AMD A8-6000
4 Generation 3
Desktop / Server Segment Desktop / Server
AMD Phenom II X4 940 Name AMD A8-6600K
AMD Phenom II Family AMD A
 
 

CPU Cores and Base Frequency

The AMD Phenom II X4 940 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD Phenom II X4 940 is 3.0 GHz
The AMD A8-6600K has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD A8-6600K is 3.9 GHz
and turbo frequency for one core is 4.2 GHz.
4 Threads 4
normal Core architecture normal
No Hyperthreading No
Yes Overclocking Yes
4x Cores 4x
4 CPU Cores 4
None None 4.2 GHz
3.0 GHz Frequency 3.9 GHz
None None 4.2 GHz
 
 

Internal Graphics

The AMD Phenom II X4 940 does not have integrated graphics.
The AMD A8-6600K has integrated graphics, called iGPU for short.
Specifically, the AMD A8-6600K uses the AMD Radeon HD 8570D, which has 256 texture shaders
and 4 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Shaders 256
-- Release date Q2/2013
-- Technology 32 nm
-- Direct X 11.2
0 bytes Max. GPU Memory 2.0 GB
-- Max. displays --
-- Execution units 4
-- GPU frequency 0.84 GHz
-- Generation 5
-- GPU (Turbo) --
GPU name AMD Radeon HD 8570D
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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

Memory & PCIe

pci PCIe pci
No AES-NI Yes
DDR2-1066 Memory type DDR3-1866
No ECC No
0 bytes Max. Memory 0 bytes
2 Memory channels 2
-- Bandwidth --
 
 

Thermal Management

The processor has a thermal design power (TDP) of 125 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 100 W watts.
125 W TDP (PL1 / PBP) 100 W
-- Tjunction max --
 
 

Technical details

The AMD Phenom II X4 940 is manufactured using a 45 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 6.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD A8-6600K is manufactured using a 32 nm process.
In total, this processor boasts a generous 4.0 MB cache.
Q1/2009 Release date Q2/2013
AMD-V Virtualization AMD-V
SSE3, SSE4a ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
45 nm Technology 32 nm
-- Chip design --
-- Release price 85 $
Deneb (K10) Architecture Richland (Piledriver)
6.0 MB L3-Cache 4.0 MB
Windows 10, Linux Operating systems Windows 10, Linux
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
AM2+ Socket FM2
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

AMD A8-6600K
4C 4T @ 3.9 GHz
6038
6038
AMD Phenom II X4 940
4C 4T @ 3.0 GHz
5610
5610

Estimated results for PassMark CPU Mark

AMD Phenom II X4 940
4C 4T @ 3.0 GHz
3738
3738
AMD A8-6600K
4C 4T @ 3.9 GHz
2959
2959

Geekbench 3, 64bit (Single-Core)

AMD A8-6600K
4C 4T @ 3.9 GHz
2107
2107
AMD Phenom II X4 940
4C 4T @ 3.0 GHz
1602
1602

Geekbench 5, 64bit (Multi-Core)

AMD A8-6600K
4C 4T @ 3.9 GHz
1461
1461
AMD Phenom II X4 940
4C 4T @ 3.0 GHz
1411
1411

Geekbench 5, 64bit (Single-Core)

AMD A8-6600K
4C 4T @ 3.9 GHz
537
537
AMD Phenom II X4 940
4C 4T @ 3.0 GHz
402
402

Cinebench R15 (Multi-Core)

AMD A8-6600K
4C 4T @ 3.9 GHz
306
306
AMD Phenom II X4 940
4C 4T @ 3.0 GHz
302
302

Cinebench R15 (Single-Core)

AMD A8-6600K
4C 4T @ 3.9 GHz
94
94
AMD Phenom II X4 940
4C 4T @ 3.0 GHz
78
78