AMD Ryzen 9 PRO 3900 | Intel Pentium 977 | |
CPU comparisonAMD Ryzen 9 PRO 3900 or Intel Pentium 977 - 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 Ryzen 9 PRO 3900 has 12 cores with 24 threads and clocks with a maximum frequency of 4.30 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 PRO 3900 was released in Q3/2019. The Intel Pentium 977 has 2 cores with 2 threads and clocks with a maximum frequency of 1.40 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Pentium 977 was released in Q1/2012. |
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AMD Ryzen 9 PRO (4) | Family | Intel Pentium (150) |
AMD Ryzen 3000 (15) | CPU group | Intel Pentium 900 (10) |
3 | Generation | 3 |
Matisse (Zen 2) | Architecture | Sandy Bridge U |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 PRO 3900 is a 12 core processor with a clock frequency of 3.10 GHz (4.30 GHz). The Intel Pentium 977 has 2 CPU cores with a clock frequency of 1.40 GHz. |
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AMD Ryzen 9 PRO 3900 | Characteristic | Intel Pentium 977 |
12 | Cores | 2 |
24 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
3.10 GHz | Frequency | 1.40 GHz |
4.30 GHz | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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no iGPU | GPU | Intel HD Graphics (Sandy Bridge GT1) |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.00 GHz |
-- | GPU Generation | 6 |
Technology | 32 nm | |
Max. displays | 2 | |
-- | Compute units | 6 |
-- | Shader | 48 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 2 GB |
-- | DirectX Version | 10.1 |
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 | Intel HD Graphics (Sandy Bridge GT1) |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | No |
Memory & PCIeThe AMD Ryzen 9 PRO 3900 supports a maximum of 128 GB of memory in 2 memory channels. The Intel Pentium 977 can connect up to 16 GB of memory in 2 memory channels. |
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AMD Ryzen 9 PRO 3900 | Characteristic | Intel Pentium 977 |
DDR4-3200 | Memory | DDR3-1066, DDR3-1333 |
128 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 21.3 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
64.00 MB | L3 Cache | 2.00 MB |
4.0 | PCIe version | 2.0 |
20 | PCIe lanes | 16 |
39.4 GB/s | PCIe Bandwidth | 8.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 PRO 3900 has a TDP of 65 W, that of the Intel Pentium 977 is 17 W. |
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AMD Ryzen 9 PRO 3900 | Characteristic | Intel Pentium 977 |
65 W | TDP (PL1 / PBP) | 17 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 9 PRO 3900 has a 64.00 MB cache, while the Intel Pentium 977 cache has a total of 2.00 MB. |
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AMD Ryzen 9 PRO 3900 | Characteristic | Intel Pentium 977 |
7 nm | Technology | 32 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2 |
AM4 (PGA 1331) | Socket | BGA 1023 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q3/2019 | Release date | Q1/2012 |
485 $ | Release price | -- |
show more data | show more data | |
AMD Ryzen 9 PRO 3900
12C 24T @ 4.30 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 4.30 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
AMD Ryzen 9 PRO 3900
@ 0.00 GHz |
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Intel Pentium 977
Intel HD Graphics (Sandy Bridge GT1) @ 1.00 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Devices using this processor |
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AMD Ryzen 9 PRO 3900 | Intel Pentium 977 |
Unknown | Unknown |