Intel Celeron 420 | Intel Core i9-9940X | |
CPU comparisonIntel Celeron 420 or Intel Core i9-9940X - 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 Celeron 420 has 1 cores with 1 threads and clocks with a maximum frequency of 1.60 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Celeron 420 was released in Q2/2007. The Intel Core i9-9940X has 14 cores with 28 threads and clocks with a maximum frequency of 4.50 GHz. The CPU supports up to 128 GB of memory in 4 memory channels. The Intel Core i9-9940X was released in Q4/2018. |
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Intel Celeron (165) | Family | Intel Core i9 (78) |
Intel Celeron 400 (4) | CPU group | Intel Core i 9000X (8) |
1 | Generation | 9 |
Conroe (Core) | Architecture | Skylake X Refresh |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | Intel Core i9-7940X |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Celeron 420 is a 1 core processor with a clock frequency of 1.60 GHz. The Intel Core i9-9940X has 14 CPU cores with a clock frequency of 3.30 GHz (4.50 GHz). |
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Intel Celeron 420 | Characteristic | Intel Core i9-9940X |
1 | Cores | 14 |
1 | Threads | 28 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | Yes |
1.60 GHz | Frequency | 3.30 GHz |
-- | Turbo Frequency (1 Core) | 4.50 GHz |
-- | Turbo Frequency (All Cores) | 4.20 GHz |
Memory & PCIeThe Intel Celeron 420 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core i9-9940X can connect up to 128 GB of memory in 4 memory channels. |
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Intel Celeron 420 | Characteristic | Intel Core i9-9940X |
DDR3-1066, DDR2-800 | Memory | DDR4-2666 |
16 GB | Max. Memory | 128 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
17.1 GB/s | Max. Bandwidth | 85.4 GB/s |
No | ECC | No |
0.50 MB | L2 Cache | -- |
-- | L3 Cache | 19.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 44 |
-- | PCIe Bandwidth | 43.3 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron 420 has a TDP of 35 W, that of the Intel Core i9-9940X is 165 W. |
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Intel Celeron 420 | Characteristic | Intel Core i9-9940X |
35 W | TDP (PL1 / PBP) | 165 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 92 °C |
Technical detailsThe Intel Celeron 420 has a 0.50 MB cache, while the Intel Core i9-9940X cache has a total of 19.00 MB. |
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Intel Celeron 420 | Characteristic | Intel Core i9-9940X |
65 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE, SSE2, SSE3 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
LGA 775 | Socket | LGA 2066 |
None | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q2/2007 | Release date | Q4/2018 |
-- | Release price | 1387 $ |
show more data | show more data | |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.50 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.20 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.20 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.50 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.20 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.50 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.20 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.50 GHz |
Intel Celeron 420
1C 1T @ 1.60 GHz |
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Intel Core i9-9940X
14C 28T @ 4.20 GHz |
Devices using this processor |
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Intel Celeron 420 | Intel Core i9-9940X |
Unknown | Unknown |