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AMD Ryzen Threadripper 3990X | AMD Phenom II X3 705e | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen Threadripper 3990X and the AMD Phenom II X3 705e and use benchmarks to check which processor is faster.
We compare the AMD Ryzen Threadripper 3990X 64 core processor released in Q1/2020 with the AMD Phenom II X3 705e which has 3 CPU cores and was introduced in Q2/2009. |
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AMD Ryzen Threadripper (13) | Family | AMD Phenom II (52) |
AMD Ryzen Threadripper 3000 (3) | CPU group | AMD Phenom II - 700 (9) |
3 | Generation | 3 |
Castle Peak (Zen 2) | Architecture | Heka (K10) |
Desktop / Server | Segment | Desktop / Server |
AMD Ryzen Threadripper 2990WX | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper 3990X is a 64 core processor with a clock frequency of 2.90 GHz (4.30 GHz). The processor can compute 128 threads at the same time. The AMD Phenom II X3 705e clocks with 2.50 GHz, has 3 CPU cores and can calculate 3 threads in parallel. |
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AMD Ryzen Threadripper 3990X | Characteristic | AMD Phenom II X3 705e |
64 | Cores | 3 |
128 | Threads | 3 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
Yes | Overclocking ? | Yes |
2.90 GHz | Frequency | 2.50 GHz |
4.30 GHz | Turbo Frequency (1 Core) | -- |
3.20 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeUp to 2048 GB of memory in a maximum of 4 memory channels is supported by the AMD Ryzen Threadripper 3990X, while the AMD Phenom II X3 705e supports a maximum of GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled. |
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AMD Ryzen Threadripper 3990X | Characteristic | AMD Phenom II X3 705e |
DDR4-3200 | Memory | DDR3-1333, DDR2-1066 |
2048 GB | Max. Memory | |
4 (Quad Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 21.3 GB/s |
Yes | ECC | No |
32.00 MB | L2 Cache | -- |
256.00 MB | L3 Cache | 6.00 MB |
4.0 | PCIe version | -- |
64 | PCIe lanes | -- |
126.0 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe AMD Ryzen Threadripper 3990X has a TDP of 280 W. The TDP of the AMD Phenom II X3 705e is 65 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen Threadripper 3990X | Characteristic | AMD Phenom II X3 705e |
280 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen Threadripper 3990X has 288.00 MB cache and is manufactured in 7 nm. The cache of AMD Phenom II X3 705e is at 6.00 MB. The processor is manufactured in 45 nm. |
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AMD Ryzen Threadripper 3990X | Characteristic | AMD Phenom II X3 705e |
7 nm | Technology | 45 nm |
Chiplet | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE3, SSE4a |
TRX4 (sTRX4) | Socket | AM3 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q1/2020 | Release date | Q2/2009 |
3990 $ | Release price | -- |
show more data | show more data | |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 2.90 GHz |
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AMD Phenom II X3 705e
3C 3T @ 2.50 GHz |
Devices using this processor |
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AMD Ryzen Threadripper 3990X | AMD Phenom II X3 705e |
Unknown | Unknown |