AMD A10-4657M vs AMD A6-4400M

AMD A10-4657M

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The AMD A10-4657M is a mobile quad-core processor based on the Trinity architecture. The processing unit is manufactured in 32nm SOI and integrates a 2.3 GHz CPU (up to 3.2 GHz w/ Turbo Core) with a relatively fast Radeon HD 7660G GPU alongside a dual-channel memory controller, video encoders and a northbridge. The A10-4657M is the BGA version of the A10-4600M.

The CPU cores are based on a reworked Bulldozer architecture called Piledriver. Although marketed as a quad-core processor, the A10-4657M includes only two modules with four integer-cores and two floating-point cores total. As a result, the CPU is not a true quad-core processor.

When compared to previous Bulldozer cores, AMD has managed to improve upon the IPC (instructions per clock) performance of Trinity cores while allowing for higher clock frequencies. However, when compared to its Llano predecessor, the multithreaded performance of Trinity has only been slightly improved. The enhanced Turbo Core 3.0 feature performs well in speeding up single-threaded performance, although it is still underperforms compared to Intel’s Turbo Boost equivalent. Regardless, AMD has managed to include other features as well, such as the AVX extension (including FMA) and support for AES encryption.

In terms of raw general performance, the A10-4657M can perform anywhere from 0 to 25% faster than the Llano-based A8-3520M. Single-threaded workloads can especially benefit from the new architecture and the updated Turbo Core functionality. If compared to Intel, a Sandy Bridge Core i3-2310M is roughly similar to the A10-4657M, but results can still differ greatly from benchmark to benchmark. Nonetheless, CPU performance from the AMD processor should be sufficient for all daily workloads like Office, Internet browsing and even light video editing or gaming.

The integrated DirectX 11-compatible Radeon HD 7660G offers all 384 shader cores of the Trinity chip and, thanks to Turbo Core, will operate anywhere between 497 to 686 MHz depending on the current application demand. On average, the performance of the HD 7660G GPU is comparable to a dedicated Radeon HD 6650M and is noticeably faster than the HD Graphics 4000 as found on Intel’s Ivy Bridge platform.

The power consumption of the A10-4657M APU is rated at 35 Watt TDP and is therefore comparable to mid-range dual-core Ivy Bridge processors. Consequently, the A10-4657M is best suited for 14-inch notebooks or larger.

AMD A6-4400M

► remove AMD A6-4400M

The AMD A6-4400M is a mobile dual-core processor based on the Trinity architecture. Officially introduced in Q2 2012, it is the direct successor to the Llano A-series of APUs (Accelerated Processing Unit). The processing unit is manufactured in 32nm SOI and integrates a 2.7 GHz CPU (up to 3.2 GHz w/ Turbo Core) with a Radeon HD 7520G GPU alongside a dual-channel memory controller, video de- and encoders and a northbridge.

The CPU cores are based on a reworked Bulldozer architecture, called Piledriver. Although marketed as a dual-core processor, the A6-4400M includes only one module with two integer-cores and one floating-point core. As a result, the CPU is not a true dual-core processor.

When compared to previous Bulldozer cores, AMD has managed to improve upon the IPC (instructions per clock) performance of Trinity cores while allowing for higher clock frequencies. However, when compared to its Llano predecessor, the multithreaded performance of Trinity has only been slightly improved. The enhanced Turbo Core 3.0 feature functions well in speeding up single threaded performance, although it is still not on the same level as Intel’s Turbo Boost equivalent. Regardless, AMD has managed to include other features as well, such as the AVX extension (including FMA) and support for AES encryption.

In terms of raw general performance, the A6-4400M performs similar to the Llano-based A4-3330MX. Single-threaded workloads can especially benefit from the new architecture and the updated Turbo Core functionality. If compared to Intels Pentium-series, the A6-4400M offers less performance in most cases. Nonetheless, CPU performance from the AMD processor should be sufficient for all daily workloads like Office and Internet browsing, but will reach its limits in more demanding applications.

The integrated DirectX 11-compatible Radeon HD 7520G offers only 192 shader cores of the Trinity chip (7660G: 384) and, thanks to Turbo Core, will operate anywhere between 497 to 686 MHz depending on the current application demand. On average, the performance of the HD 7520G GPU should be somewhere between the Llano-based Radeon HD 6620G and the HD Graphics 4000 as found in Intel’s Ivy Bridge.

The power consumption of the A6-4400M APU is rated at 35 Watt TDP and is therefore comparable to dual-core Ivy Bridge processors. Consequently, the A6-4400M is best suited for 14-inch notebooks or larger.

AMD A10-4657MAMD A6-4400M
AMD A-SeriesAMD A-Series
TrinityTrinity
: A-Series Trinity
AMD A10-4600M compare2.3 - 3.2 GHz4 / 4
» AMD A10-4657M2.3 - 3.2 GHz4 / 4
AMD A10-4655M compare2 - 2.8 GHz4 / 4
AMD A8-4500M compare1.9 - 2.8 GHz4 / 4
AMD A8-4557M compare1.9 - 2.8 GHz4 / 4
AMD A8-4555M compare1.6 - 2.4 GHz4 / 4
AMD A6-4400M2.7 - 3.2 GHz2
AMD A4-4300M compare2.5 - 3 GHz2
AMD A6-4455M compare2.1 - 2.6 GHz2
AMD A4-4355M compare1.9 - 2.4 GHz2
AMD A10-4600M compare2.3 - 3.2 GHz4 / 4
AMD A10-4657M2.3 - 3.2 GHz4 / 4
AMD A10-4655M compare2 - 2.8 GHz4 / 4
AMD A8-4500M compare1.9 - 2.8 GHz4 / 4
AMD A8-4557M compare1.9 - 2.8 GHz4 / 4
AMD A8-4555M compare1.6 - 2.4 GHz4 / 4
» AMD A6-4400M2.7 - 3.2 GHz2
AMD A4-4300M compare2.5 - 3 GHz2
AMD A6-4455M compare2.1 - 2.6 GHz2
AMD A4-4355M compare1.9 - 2.4 GHz2
2300 - 3200 MHz2700 - 3200 MHz
4 MB1 MB
4 / 42
35 35
1303 1303
32 32
246 mm2246 mm2
BGA
SSE (1, 2, 3, 3S, 4.1, 4.2, 4A), x86-64, AES, AVX, FMASSE (1, 2, 3, 3S, 4.1, 4.2, 4A), x86-64, AES, AVX, FMA
iGPUAMD Radeon HD 7660G (497 - 686 MHz)AMD Radeon HD 7520G (496 - 685 MHz)
Architecturex86x86

Cinebench R11.5 - Cinebench R11.5 CPU Multi 64 Bit
min: 0.98     avg: 1.1     median: 1.1 (2%)     max: 1.14 Points
Cinebench R11.5 - Cinebench R11.5 CPU Single 64 Bit
0.8 Points (25%)
Cinebench R10 - Cinebench R10 Rend. Single (32bit)
min: 1829     avg: 2225     median: 2292 (20%)     max: 2384
Cinebench R10 - Cinebench R10 Rend. Multi (32bit)
min: 3096     avg: 3344     median: 3407 (6%)     max: 3413
Cinebench R10 - Cinebench R10 Rend. Multi (64bit)
min: 4161     avg: 4482     median: 4589 (4%)     max: 4590 Points
Cinebench R10 - Cinebench R10 Rend. Single (64bit)
min: 2948     avg: 3063     median: 3069.5 (23%)     max: 3165 Points
wPrime 2.10 - wPrime 2.0 1024m *
min: 1399     avg: 1528     median: 1520.5 (18%)     max: 1672.9 s
wPrime 2.10 - wPrime 2.0 32m *
min: 42     avg: 47.1     median: 46.8 (9%)     max: 52.87 s
WinRAR - WinRAR 4.0
min: 1070     avg: 1353     median: 1353 (9%)     max: 1636
X264 HD Benchmark 4.0 - x264 Pass 2
7.6 fps (3%)
X264 HD Benchmark 4.0 - x264 Pass 1
38.8 fps (11%)
TrueCrypt - TrueCrypt Serpent
min: 0.072     avg: 0.1     median: 0.1 (0%)     max: 0.0778 GB/s
TrueCrypt - TrueCrypt Twofish
min: 0.128     avg: 0.1     median: 0.1 (0%)     max: 0.135 GB/s
TrueCrypt - TrueCrypt AES
min: 0.63     avg: 0.7     median: 0.7 (0%)     max: 0.689 GB/s
3DMark 06 - CPU - 3DMark 06 - CPU
min: 1781     avg: 1800     median: 1804 (10%)     max: 1811 Points
Super Pi mod 1.5 XS 1M - Super Pi mod 1.5 XS 1M *
min: 31     avg: 32.7     median: 31.6 (7%)     max: 36.478 s
Super Pi mod 1.5 XS 2M - Super Pi mod 1.5 XS 2M *
min: 70     avg: 73.3     median: 70.9 (3%)     max: 81.308 s
Super Pi Mod 1.5 XS 32M - Super Pi mod 1.5 XS 32M *
min: 1798     avg: 1848     median: 1806.9 (8%)     max: 1979.86 s
SiSoft Sandra Dhrystone (MIPS) - SiSoft Sandra Dhrystone (MIPS)
18210 MIPS (9%)
SiSoft Sandra Whetstone (MFLOPS) - SiSoft Sandra Whetstone (MFLOPS)
12380 MFLOPS (9%)
Windows 7 Experience Index - Win7 CPU
min: 5.5     avg: 5.6     median: 5.6 (72%)     max: 5.6 Points
3DMark Vantage - 3DM Vant. Perf. CPU no Physx
min: 3183     avg: 3308     median: 3304 (4%)     max: 3451 Points
3DMark 11 - 3DM11 Performance Physics
min: 1193     avg: 1380     median: 1403 (6%)     max: 1512 Points
3DMark - 3DMark Ice Storm Physics
13531 Points (9%)
3DMark - 3DMark Cloud Gate Physics
1004 Points (3%)

Average Benchmarks AMD A6-4400M → NAN% n=

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* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation

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Redaktion, 2017-09- 8 (Update: 2017-09-11)