Intel Atom Z550 | Intel Core i7-940 | |
CPU comparisonIn this CPU comparison, we compare the Intel Atom Z550 and the Intel Core i7-940 and use benchmarks to check which processor is faster.
We compare the Intel Atom Z550 1 core processor released in Q2/2009 with the Intel Core i7-940 which has 4 CPU cores and was introduced in Q4/2008. |
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Intel Atom (108) | Family | Intel Core i7 (298) |
Intel Atom Z500 (1) | CPU group | Intel Core i7 900 (7) |
1 | Generation | 1 |
Silverthorne | Architecture | Bloomfield |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom Z550 is a 1 core processor with a clock frequency of 2.00 GHz. The processor can compute 1 threads at the same time. The Intel Core i7-940 clocks with 2.93 GHz (3.20 GHz), has 4 CPU cores and can calculate 8 threads in parallel. |
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Intel Atom Z550 | Characteristic | Intel Core i7-940 |
1 | Cores | 4 |
1 | Threads | 8 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.00 GHz | Frequency | 2.93 GHz |
-- | Turbo Frequency (1 Core) | 3.20 GHz |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeUp to 2 GB of memory in a maximum of 0 memory channels is supported by the Intel Atom Z550, while the Intel Core i7-940 supports a maximum of 24 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled. |
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Intel Atom Z550 | Characteristic | Intel Core i7-940 |
Memory | DDR3-1066 | |
2 GB | Max. Memory | 24 GB |
0 | Memory channels | 3 |
-- | Max. Bandwidth | 25.6 GB/s |
No | ECC | No |
0.50 MB | L2 Cache | 1.00 MB |
-- | L3 Cache | 8.00 MB |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe Intel Atom Z550 has a TDP of 2.4 W. The TDP of the Intel Core i7-940 is 130 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Atom Z550 | Characteristic | Intel Core i7-940 |
2.4 W | TDP (PL1 / PBP) | 130 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
90 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom Z550 has 0.50 MB cache and is manufactured in 45 nm. The cache of Intel Core i7-940 is at 9.00 MB. The processor is manufactured in 45 nm. |
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Intel Atom Z550 | Characteristic | Intel Core i7-940 |
45 nm | Technology | 45 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE, SSE2, SSE3, SSSE3 | ISA extensions | SSE4.1, SSE4.2 |
BGA 441 | Socket | LGA 1366 |
Intel VT-x | Virtualization | VT-x, VT-x EPT |
No | AES-NI | No |
Operating systems | Windows 10, Linux | |
Q2/2009 | Release date | Q4/2008 |
-- | Release price | 305 $ |
show more data | show more data | |
Intel Atom Z550
1C 1T @ 2.00 GHz |
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Intel Core i7-940
4C 8T @ 3.20 GHz |
Intel Atom Z550
1C 1T @ 2.00 GHz |
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Intel Core i7-940
4C 8T @ 2.93 GHz |
Intel Atom Z550
1C 1T @ 2.00 GHz |
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Intel Core i7-940
4C 8T @ 3.20 GHz |
Intel Atom Z550
1C 1T @ 2.00 GHz |
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Intel Core i7-940
4C 8T @ 2.93 GHz |
Intel Atom Z550
1C 1T @ 2.00 GHz |
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Intel Core i7-940
4C 8T @ 2.93 GHz |
Devices using this processor |
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Intel Atom Z550 | Intel Core i7-940 |
Unknown | Unknown |