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AMD FX-8100 | AMD Ryzen Threadripper PRO 3955WX | |
CPU comparisonAMD FX-8100 or AMD Ryzen Threadripper PRO 3955WX - 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 FX-8100 has 8 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. Up to GB of memory is supported in 2 memory channels. The AMD FX-8100 was released in Q4/2011. The AMD Ryzen Threadripper PRO 3955WX has 16 cores with 32 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 2048 GB of memory in 8 memory channels. The AMD Ryzen Threadripper PRO 3955WX was released in Q1/2021. |
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AMD FX (30) | Family | AMD Ryzen Threadripper PRO (15) |
AMD FX-8000 (11) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
2 | Generation | 3 |
Vishera (Bulldozer) | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen Threadripper PRO 5955WX |
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CPU Cores and Base FrequencyThe AMD FX-8100 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the AMD FX-8100 is 2.80 GHz (3.70 GHz) while the AMD Ryzen Threadripper PRO 3955WX has 16 CPU cores and 32 threads can calculate simultaneously. The clock frequency of the AMD Ryzen Threadripper PRO 3955WX is at 3.90 GHz (4.30 GHz). |
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AMD FX-8100 | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
8 | Cores | 16 |
8 | Threads | 32 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
2.80 GHz | Frequency | 3.90 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 4.30 GHz |
3.70 GHz | Turbo Frequency (All Cores) | 4.00 GHz |
Memory & PCIeThe AMD FX-8100 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 29.9 GB/s. The AMD Ryzen Threadripper PRO 3955WX supports up to 2048 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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AMD FX-8100 | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
DDR3-1866 | Memory | DDR4-3200 |
Max. Memory | 2048 GB | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
29.9 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 8.00 MB |
8.00 MB | L3 Cache | 64.00 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD FX-8100 is 95 W, while the AMD Ryzen Threadripper PRO 3955WX has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD FX-8100 | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
95 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe AMD FX-8100 is manufactured in 32 nm and has 8.00 MB cache. The AMD Ryzen Threadripper PRO 3955WX is manufactured in 7 nm and has a 72.00 MB cache. |
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AMD FX-8100 | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
32 nm | Technology | 7 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
AM3+ | Socket | WRX8 (sWRX8) |
AMD-V | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q4/2011 | Release date | Q1/2021 |
-- | Release price | 1149 $ |
show more data | show more data | |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
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AMD FX-8100
8C 8T @ 2.80 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 3.90 GHz |
Devices using this processor |
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AMD FX-8100 | AMD Ryzen Threadripper PRO 3955WX |
Unknown | Unknown |