EPYC 9455 vs Ryzen Threadripper PRO 7995WX
Primary details
Comparing Ryzen Threadripper PRO 7995WX and EPYC 9455 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2 | not rated |
| Place by popularity | 3 | not in top-100 |
| Cost-effectiveness evaluation | 3.11 | no data |
| Market segment | Server | Server |
| Power efficiency | 26.16 | no data |
| Architecture codename | Storm Peak (2023) | Turin (2024) |
| Release date | 19 October 2023 (1 year ago) | 10 October 2024 (less than a year ago) |
| Launch price (MSRP) | $9,999 | $5,412 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen Threadripper PRO 7995WX and EPYC 9455 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 96 | 48 (Octatetraconta-Core) |
| Threads | 192 | 96 |
| Base clock speed | 2.5 GHz | 3.15 GHz |
| Boost clock speed | 5.1 GHz | 4.4 GHz |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 384 MB (shared) | 192 MB (shared) |
| Chip lithography | 5 nm | 4 nm |
| Die size | Compute Die (CCD) Size 71 mm2, I/O Die (IOD) Size 388 mm2 mm2 | 6x 70.6 mm2 |
| Maximum core temperature | 95 °C | no data |
| Number of transistors | 78,840 million | 49,890 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen Threadripper PRO 7995WX and EPYC 9455 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 2 |
| Socket | sTR5 | SP5 |
| Power consumption (TDP) | 350 Watt | 300 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper PRO 7995WX and EPYC 9455. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, AVX-512, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2 | no data |
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 7995WX and EPYC 9455 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 7995WX and EPYC 9455. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper PRO 7995WX and EPYC 9455.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 128 | 128 |
Pros & cons summary
| Recency | 19 October 2023 | 10 October 2024 |
| Physical cores | 96 | 48 |
| Threads | 192 | 96 |
| Chip lithography | 5 nm | 4 nm |
| Power consumption (TDP) | 350 Watt | 300 Watt |
Ryzen Threadripper PRO 7995WX has 100% more physical cores and 100% more threads.
EPYC 9455, on the other hand, has an age advantage of 11 months, a 25% more advanced lithography process, and 16.7% lower power consumption.
We couldn't decide between Ryzen Threadripper PRO 7995WX and EPYC 9455. We've got no test results to judge.
Should you still have questions on choice between Ryzen Threadripper PRO 7995WX and EPYC 9455, ask them in Comments section, and we shall answer.
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