Intel Pentium 977 vs Intel Atom Z3460

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CPU comparison with benchmarks


Intel Pentium 977 CPU1 vs CPU2 Intel Atom Z3460
Intel Pentium 977 Intel Atom Z3460

CPU comparison

Intel Pentium 977 or Intel Atom Z3460 - 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 Intel Pentium 977 has 2 cores with 2 threads and clocks with a maximum frequency of 1.40 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Pentium 977 was released in Q1/2012.

The Intel Atom Z3460 has 2 cores with 2 threads and clocks with a maximum frequency of 1.60 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The Intel Atom Z3460 was released in Q1/2014.
Intel Pentium (150) Family Intel Atom (108)
Intel Pentium 900 (10) CPU group Intel Atom Z3400 (1)
3 Generation 3
Sandy Bridge U Architecture Merrifield
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Pentium 977 is a 2 core processor with a clock frequency of 1.40 GHz. The Intel Atom Z3460 has 2 CPU cores with a clock frequency of -- (1.60 GHz).

Intel Pentium 977 Characteristic Intel Atom Z3460
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.40 GHz Frequency --
-- Turbo Frequency (1 Core) 1.60 GHz
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Pentium 977 Characteristic Intel Atom Z3460
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

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.

Intel HD Graphics (Sandy Bridge GT1) GPU no iGPU
0.35 GHz GPU frequency --
1.00 GHz GPU (Turbo) --
6 GPU Generation --
32 nm Technology
2 Max. displays
6 Compute units --
48 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
10.1 DirectX Version --

Hardware codec support

A 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.

Intel HD Graphics (Sandy Bridge GT1) GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Pentium 977 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Atom Z3460 can connect up to 4 GB of memory in 2 memory channels.

Intel Pentium 977 Characteristic Intel Atom Z3460
DDR3-1066, DDR3-1333 Memory DDR3-1066
16 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 8.5 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 1.00 MB
2.0 PCIe version --
16 PCIe lanes --
8.0 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Pentium 977 has a TDP of 17 W, that of the Intel Atom Z3460 is --.

Intel Pentium 977 Characteristic Intel Atom Z3460
17 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 90 °C

Technical details

The Intel Pentium 977 has a 2.00 MB cache, while the Intel Atom Z3460 cache has a total of 1.00 MB.

Intel Pentium 977 Characteristic Intel Atom Z3460
32 nm Technology 22 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
BGA 1023 Socket --
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q1/2012 Release date Q1/2014
-- Release price --
show more data show more data


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Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Pentium 977 Intel Pentium 977
2C 2T @ 1.40 GHz
278 (100%)
Intel Atom Z3460 Intel Atom Z3460
2C 2T @ 1.60 GHz
0 (0%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Pentium 977 Intel Pentium 977
2C 2T @ 1.40 GHz
535 (100%)
Intel Atom Z3460 Intel Atom Z3460
2C 2T @ 0.00 GHz
0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Pentium 977 Intel Pentium 977
Intel HD Graphics (Sandy Bridge GT1) @ 1.00 GHz
96 (100%)
Intel Atom Z3460 Intel Atom Z3460
@ 0.00 GHz
0 (0%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Pentium 977 Intel Pentium 977
2C 2T @ 1.40 GHz
666 (100%)
Intel Atom Z3460 Intel Atom Z3460
2C 2T @ 0.00 GHz
0 (0%)

Devices using this processor

Intel Pentium 977 Intel Atom Z3460
Unknown Unknown

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