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AMD Ryzen Threadripper 3990X vs AMD EPYC 7642
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
64C / 128T · 4.30 GHz
AMD EPYC 7642
81 %
48C / 96T · 3.30 GHz
Geekbench 6 Multi-Core
Multi-core performance
64C / 128T · 3.20 GHz
AMD EPYC 7642
99 %
48C / 96T · 2.80 GHz
Cinebench R20 Single-Core
Single-core performance
64C / 128T · 4.30 GHz
AMD EPYC 7642
76 %
48C / 96T · 3.30 GHz
Geekbench 5, 64bit Single-Core
Single-core performance
64C / 128T · 4.30 GHz
AMD EPYC 7642
86 %
48C / 96T · 3.30 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
64C / 128T · 3.20 GHz
AMD EPYC 7642
98 %
48C / 96T · 2.80 GHz
More benchmarks
Cinebench 2024 (SC)
427 entries
427 entries
Cinebench 2024 (MC)
422 entries
422 entries
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Cinebench R20 (SC)
666 entries
666 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Cinebench R20 (MC)
615 entries
615 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
Blender 3.1 Benchmark
213 entries
213 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
Blender 2.81 (bmw27)
190 entries
190 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
Monero Hashrate
94 entries
94 entries
V-Ray CPU-Render
251 entries
251 entries
Cinebench R15 (SC)
1,113 entries
1,113 entries
Cinebench R15 (MC)
1,110 entries
1,110 entries
Specifications
At a glance
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| Family | AMD Ryzen Threadripper (16) | AMD EPYC (147) |
| CPU group | AMD Ryzen Threadripper 3000 (3) | AMD EPYC 7002 (25) |
| Architecture | Castle Peak (Zen 2) | Rome (Zen 2) |
| Technology | 7 nm | 7 nm |
| Segment | Desktop | Server |
| Socket | TRX4 (sTRX4) | SP3 |
| Predecessor | AMD Ryzen Threadripper 2990WX | |
| Successor | AMD EPYC 7643 |
CPU Cores and Base Frequency
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| CPU Cores / Threads | 64 / 128 | 48 / 96 |
| Hyperthreading / SMT | ✓ | ✓ |
| Core architecture | normal | normal |
| Cores: | 64x | 48x |
| Frequency: | 2.90 GHz | 2.30 GHz |
| Turbo (1 Core): | 4.30 GHz | 3.30 GHz |
| Turbo (All Cores): | 3.20 GHz | 2.80 GHz |
| L2-Cache | 32.00 MB | |
| L3-Cache | 256.00 MB | 256.00 MB |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| GPU name | no iGPU | no iGPU |
| GPU frequency | ||
| CUs / Shader | / | / |
| Raytracing | ✗ | ✗ |
| Max. displays | ||
| Max. GPU Memory | ||
| Technology | ||
| Release date |
NPU AI performance
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| Memory | DDR4-3200 (51.2 GB/s) | DDR4-3200 (51.2 GB/s) |
| Max. Memory | 2048 GB | |
| Memory channels | 4 | 8 |
| ECC | Yes | Yes |
| PCIe | 4.0 x 64 | 4.0 x 128 |
| PCIe Bandwidth | 126.0 GB/s | 252.0 GB/s |
Thermal Management
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| TDP | 280 W | 225 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. | 95 °C |
Technical details
|
Wischen
|
AMD Ryzen Threadripper 3990X | AMD EPYC 7642 |
|---|---|---|
| Chip design | Chiplet | Chiplet |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
| Release date | Q1/2020 | Q3/2019 |
| Release price | 3990 $ | 8000 $ |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of AMD Ryzen Threadripper 3990X is 4.6 stars (12 ratings), while AMD EPYC 7642 has received 5.0 stars (1 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
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AMD EPYC 7642
48C / 96T · 3.30 GHz
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Apple M3 Ultra (28-CPU 60-GPU)
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AMD Ryzen Threadripper 3990X
64C / 128T · 4.30 GHz
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