AMD A10-7800 | AMD RX-421ND | |
CPU comparisonAMD A10-7800 or AMD RX-421ND - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD A10-7800 has 4 cores with 4 threads and clocks with a maximum frequency of 3.90 GHz. Up to GB of memory is supported in 2 memory channels. The AMD A10-7800 was released in Q1/2014. The AMD RX-421ND has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD RX-421ND was released in Q4/2015. |
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AMD A (112) | Family | AMD R (6) |
AMD A10-7000 (7) | CPU group | AMD RX 1st Gen. (6) |
4 | Generation | 1 |
Kaveri (Steamroller) | Architecture | Merlin Falcon (Excavator) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD A10-7800 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD A10-7800 is 3.50 GHz (3.90 GHz) while the AMD RX-421ND has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD RX-421ND is at 2.10 GHz (3.40 GHz). |
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AMD A10-7800 | Characteristic | AMD RX-421ND |
4 | Cores | 4 |
4 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
3.50 GHz | Frequency | 2.10 GHz |
3.90 GHz | Turbo Frequency (1 Core) | 3.40 GHz |
3.70 GHz | Turbo Frequency (All Cores) | -- |
Internal GraphicsThe AMD A10-7800 or AMD RX-421ND has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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AMD Radeon R7 - 512 (Kaveri) | GPU | no iGPU |
0.72 GHz | GPU frequency | -- |
-- | GPU (Turbo) | -- |
6 | GPU Generation | -- |
28 nm | Technology | |
2 | Max. displays | |
8 | Compute units | -- |
512 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
Hardware codec supportA 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. |
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AMD Radeon R7 - 512 (Kaveri) | GPU | no iGPU |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
Decode | Codec h264 | No |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD A10-7800 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 29.9 GB/s. The AMD RX-421ND supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s. |
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AMD A10-7800 | Characteristic | AMD RX-421ND |
DDR3-1866 | Memory | DDR4-2400, DDR3-2133 |
Max. Memory | ||
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
29.9 GB/s | Max. Bandwidth | 38.4 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 2.00 MB |
4.00 MB | L3 Cache | -- |
3.0 | PCIe version | 3.0 |
16 | PCIe lanes | 12 |
15.8 GB/s | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD A10-7800 is 65 W, while the AMD RX-421ND has a TDP of 35 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD A10-7800 | Characteristic | AMD RX-421ND |
65 W | TDP (PL1 / PBP) | 35 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 12 W |
-- | Tjunction max. | 90 °C |
Technical detailsThe AMD A10-7800 is manufactured in 28 nm and has 4.00 MB cache. The AMD RX-421ND is manufactured in 28 nm and has a 2.00 MB cache. |
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AMD A10-7800 | Characteristic | AMD RX-421ND |
28 nm | Technology | 28 nm |
Unknown | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
FM2+ | Socket | FP4 |
AMD-V | Virtualization | AMD-V, AMD-Vt |
Yes | AES-NI | Yes |
Operating systems | ||
Q1/2014 | Release date | Q4/2015 |
-- | Release price | -- |
show more data | show more data | |
AMD A10-7800
4C 4T @ 3.90 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD A10-7800
4C 4T @ 3.70 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD A10-7800
4C 4T @ 3.90 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD A10-7800
4C 4T @ 3.70 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD A10-7800
AMD Radeon R7 - 512 (Kaveri) @ 0.72 GHz |
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AMD RX-421ND
@ 0.00 GHz |
AMD A10-7800
4C 4T @ 3.70 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
AMD A10-7800
4C 4T @ 3.90 GHz |
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AMD RX-421ND
4C 4T @ 3.40 GHz |
AMD A10-7800
4C 4T @ 3.70 GHz |
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AMD RX-421ND
4C 4T @ 2.10 GHz |
Devices using this processor |
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AMD A10-7800 | AMD RX-421ND |
Unknown | Unknown |