AMD Phenom II X4 940 | AMD A12-9800 | |
CPU comparisonAMD Phenom II X4 940 or AMD A12-9800 - 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 Phenom II X4 940 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 940 was released in Q1/2009. The AMD A12-9800 has 4 cores with 4 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD A12-9800 was released in Q3/2017. |
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AMD Phenom II (52) | Family | AMD A (112) |
AMD Phenom II - 800/900 (23) | CPU group | AMD A12-9800 (1) |
4 | Generation | 7 |
Deneb (K10) | Architecture | Excavator (Bristol Ridge) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe 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 3.00 GHz while the AMD A12-9800 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD A12-9800 is at 3.80 GHz (4.20 GHz). |
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AMD Phenom II X4 940 | Characteristic | AMD A12-9800 |
4 | Cores | 4 |
4 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
Yes | Overclocking ? | No |
3.00 GHz | Frequency | 3.80 GHz |
-- | Turbo Frequency (1 Core) | 4.20 GHz |
-- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The AMD Phenom II X4 940 or AMD A12-9800 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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no iGPU | GPU | AMD Radeon R7 - 512 (Bristol Ridge) |
GPU frequency | 1.11 GHz | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | 6 |
Technology | 28 nm | |
Max. displays | 2 | |
-- | Compute units | 8 |
-- | Shader | 512 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 2 GB |
-- | DirectX Version | 12 |
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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no iGPU | GPU | AMD Radeon R7 - 512 (Bristol Ridge) |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
No | Codec h264 | Decode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | Decode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Phenom II X4 940 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The AMD A12-9800 supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s. |
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AMD Phenom II X4 940 | Characteristic | AMD A12-9800 |
DDR3-1333, DDR2-1066 | Memory | DDR4-2400 |
Max. Memory | 64 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | No |
-- | L2 Cache | 2.00 MB |
6.00 MB | L3 Cache | -- |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 8 |
-- | PCIe Bandwidth | 7.9 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Phenom II X4 940 is 125 W, while the AMD A12-9800 has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Phenom II X4 940 | Characteristic | AMD A12-9800 |
125 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 90 °C |
Technical detailsThe AMD Phenom II X4 940 is manufactured in 45 nm and has 6.00 MB cache. The AMD A12-9800 is manufactured in 28 nm and has a 2.00 MB cache. |
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AMD Phenom II X4 940 | Characteristic | AMD A12-9800 |
45 nm | Technology | 28 nm |
Unknown | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE3, SSE4a | ISA extensions | SSE4.1, SSE4.2, AVX, AVX2, FMA3, FMA4 |
AM2+ | Socket | AM4 (PGA 1331) |
AMD-V | Virtualization | AMD-V |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2009 | Release date | Q3/2017 |
-- | Release price | -- |
show more data | show more data | |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 4.20 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 3.80 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 4.20 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 3.80 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 4.20 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 3.80 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 4.20 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 3.80 GHz |
AMD Phenom II X4 940
@ 0.00 GHz |
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AMD A12-9800
AMD Radeon R7 - 512 (Bristol Ridge) @ 1.11 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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AMD A12-9800
4C 4T @ 3.80 GHz |
Devices using this processor |
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AMD Phenom II X4 940 | AMD A12-9800 |
Unknown | Unknown |