Intel Celeron 3955U | Intel Pentium 977 | |
CPU comparisonIn this CPU comparison, we compare the Intel Celeron 3955U and the Intel Pentium 977 and use benchmarks to check which processor is faster.
We compare the Intel Celeron 3955U 2 core processor released in Q4/2015 with the Intel Pentium 977 which has 2 CPU cores and was introduced in Q1/2012. |
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Intel Celeron (165) | Family | Intel Pentium (150) |
Intel Celeron 3000 (10) | CPU group | Intel Pentium 900 (10) |
7 | Generation | 3 |
Kaby Lake U | Architecture | Sandy Bridge U |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Celeron 3955U is a 2 core processor with a clock frequency of 2.00 GHz. The processor can compute 2 threads at the same time. The Intel Pentium 977 clocks with 1.40 GHz, has 2 CPU cores and can calculate 2 threads in parallel. |
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Intel Celeron 3955U | Characteristic | Intel Pentium 977 |
2 | Cores | 2 |
2 | Threads | 2 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.00 GHz | Frequency | 1.40 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Internal GraphicsGraphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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Intel HD Graphics 510 | GPU | Intel HD Graphics (Sandy Bridge GT1) |
0.30 GHz | GPU frequency | 0.35 GHz |
0.90 GHz | GPU (Turbo) | 1.00 GHz |
9 | GPU Generation | 6 |
14 nm | Technology | 32 nm |
3 | Max. displays | 2 |
12 | Compute units | 6 |
96 | Shader | 48 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | 2 GB |
12.0 | 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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Intel HD Graphics 510 | GPU | Intel HD Graphics (Sandy Bridge GT1) |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode | Codec JPEG | No |
Memory & PCIeUp to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Celeron 3955U, while the Intel Pentium 977 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled. |
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Intel Celeron 3955U | Characteristic | Intel Pentium 977 |
LPDDR3-1866, DDR4-2133, DDR3L-1600 | Memory | DDR3-1066, DDR3-1333 |
32 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
34.1 GB/s | Max. Bandwidth | 21.3 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
2.00 MB | L3 Cache | 2.00 MB |
3.0 | PCIe version | 2.0 |
12 | PCIe lanes | 16 |
11.8 GB/s | PCIe Bandwidth | 8.0 GB/s |
Thermal ManagementThe Intel Celeron 3955U has a TDP of 15 W. The TDP of the Intel Pentium 977 is 17 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Celeron 3955U | Characteristic | Intel Pentium 977 |
15 W | TDP (PL1 / PBP) | 17 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
10 W | TDP down | -- |
100 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Celeron 3955U has 2.00 MB cache and is manufactured in 14 nm. The cache of Intel Pentium 977 is at 2.00 MB. The processor is manufactured in 32 nm. |
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Intel Celeron 3955U | Characteristic | Intel Pentium 977 |
14 nm | Technology | 32 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4.1, SSE4.2 |
-- | Socket | BGA 1023 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q4/2015 | Release date | Q1/2012 |
-- | Release price | -- |
show more data | show more data | |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Intel Celeron 3955U
Intel HD Graphics 510 @ 0.90 GHz |
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Intel Pentium 977
Intel HD Graphics (Sandy Bridge GT1) @ 1.00 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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Intel Pentium 977
2C 2T @ 1.40 GHz |
Devices using this processor |
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Intel Celeron 3955U | Intel Pentium 977 |
Unknown | Unknown |