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AMD Phenom II X4 955 | AMD EPYC 9274F | |
CPU comparisonAMD Phenom II X4 955 or AMD EPYC 9274F - 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 Phenom II X4 955 has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 955 was released in Q2/2009. The AMD EPYC 9274F has 24 cores with 48 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9274F was released in Q4/2022. |
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AMD Phenom II (52) | Family | AMD EPYC (129) |
AMD Phenom II - 800/900 (23) | CPU group | AMD EPYC 9004 (21) |
4 | Generation | 4 |
Deneb (K10) | Architecture | Genoa / Genoa-X (Zen 4) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD EPYC 9275F |
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CPU Cores and Base FrequencyThe AMD Phenom II X4 955 is a 4 core processor with a clock frequency of 3.20 GHz. The AMD EPYC 9274F has 24 CPU cores with a clock frequency of 4.05 GHz (4.30 GHz). |
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AMD Phenom II X4 955 | Characteristic | AMD EPYC 9274F |
4 | Cores | 24 |
4 | Threads | 48 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.20 GHz | Frequency | 4.05 GHz |
-- | Turbo Frequency (1 Core) | 4.30 GHz |
-- | Turbo Frequency (All Cores) | 4.10 GHz |
Memory & PCIeThe AMD Phenom II X4 955 supports a maximum of GB of memory in 2 memory channels. The AMD EPYC 9274F can connect up to 6144 GB of memory in 12 memory channels. |
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AMD Phenom II X4 955 | Characteristic | AMD EPYC 9274F |
DDR3-1333, DDR2-1066 | Memory | DDR5-4800 |
Max. Memory | 6144 GB | |
2 (Dual Channel) | Memory channels | 12 |
21.3 GB/s | Max. Bandwidth | 460.8 GB/s |
No | ECC | Yes |
-- | L2 Cache | 24.00 MB |
6.00 MB | L3 Cache | 256.00 MB |
-- | PCIe version | 5.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 504.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X4 955 has a TDP of 125 W, that of the AMD EPYC 9274F is 320 W. |
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AMD Phenom II X4 955 | Characteristic | AMD EPYC 9274F |
125 W | TDP (PL1 / PBP) | 320 W |
-- | TDP (PL2) | -- |
-- | TDP up | 400 W |
-- | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe AMD Phenom II X4 955 has a 6.00 MB cache, while the AMD EPYC 9274F cache has a total of 280.00 MB. |
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AMD Phenom II X4 955 | Characteristic | AMD EPYC 9274F |
45 nm | Technology | 5 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE3, SSE4a | ISA extensions | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI |
AM3 | Socket | SP5 |
AMD-V | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows Server 2022, Linux, Windows 11 |
Q2/2009 | Release date | Q4/2022 |
-- | Release price | 3060 $ |
show more data | show more data | |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.30 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.10 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.30 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.10 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.10 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.10 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.30 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.05 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.30 GHz |
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AMD Phenom II X4 955
4C 4T @ 3.20 GHz |
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AMD EPYC 9274F
24C 48T @ 4.10 GHz |
Devices using this processor |
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AMD Phenom II X4 955 | AMD EPYC 9274F |
Unknown | Unknown |