EPYC 9455 vs Xeon w5-3435X
Primary details
Comparing Xeon w5-3435X and EPYC 9455 processor market type (desktop or notebook), architecture, sales start time and price.
Place in the ranking | 153 | not rated |
Place by popularity | not in top-100 | not in top-100 |
Cost-effectiveness evaluation | 53.60 | no data |
Market segment | Server | Server |
Power efficiency | 10.11 | no data |
Architecture codename | Sapphire Rapids (2023−2024) | Turin (2024) |
Release date | 15 February 2023 (1 year ago) | 10 October 2024 (less than a year ago) |
Launch price (MSRP) | $1,589 | $5,412 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon w5-3435X 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 | 16 (Hexadeca-Core) | 48 (Octatetraconta-Core) |
Threads | 32 | 96 |
Base clock speed | 3.1 GHz | 3.15 GHz |
Boost clock speed | 4.7 GHz | 4.4 GHz |
L1 cache | 80 KB (per core) | 80 KB (per core) |
L2 cache | 2 MB (per core) | 1 MB (per core) |
L3 cache | 45 MB | 192 MB (shared) |
Chip lithography | Intel 7 nm | 4 nm |
Die size | 4x 477 mm2 | 6x 70.6 mm2 |
Maximum case temperature (TCase) | 72 °C | no data |
Number of transistors | no data | 49,890 million |
64 bit support | + | + |
Windows 11 compatibility | + | no data |
Unlocked multiplier | + | - |
Compatibility
Information on Xeon w5-3435X 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 | FCLGA4677 | SP5 |
Power consumption (TDP) | 270 Watt | 300 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon w5-3435X and EPYC 9455. You'll probably need this information if you require some particular technology.
Instruction set extensions | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 | no data |
AES-NI | + | + |
AVX | + | + |
vPro | + | no data |
Enhanced SpeedStep (EIST) | + | no data |
Speed Shift | + | no data |
Turbo Boost Technology | 2.0 | no data |
Hyper-Threading Technology | + | no data |
TSX | + | - |
Turbo Boost Max 3.0 | + | no data |
Precision Boost 2 | no data | + |
Deep Learning Boost | + | - |
Security technologies
Xeon w5-3435X and EPYC 9455 technologies aimed at improving security, for example, by protecting against hacks.
TXT | + | no data |
EDB | + | no data |
SGX | - | no data |
OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon w5-3435X and EPYC 9455 are enumerated here.
AMD-V | - | + |
VT-d | + | no data |
VT-x | + | no data |
EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon w5-3435X and EPYC 9455. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR5-4800 | DDR5 |
Maximum memory size | 4 TB | no data |
Max memory channels | 8 | no data |
ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon w5-3435X and EPYC 9455.
PCIe version | 5.0 | 5.0 |
PCI Express lanes | 112 | 128 |
Pros & cons summary
Recency | 15 February 2023 | 10 October 2024 |
Physical cores | 16 | 48 |
Threads | 32 | 96 |
Power consumption (TDP) | 270 Watt | 300 Watt |
Xeon w5-3435X has 11.1% lower power consumption.
EPYC 9455, on the other hand, has an age advantage of 1 year, and 200% more physical cores and 200% more threads.
We couldn't decide between Xeon w5-3435X and EPYC 9455. We've got no test results to judge.
Should you still have questions on choice between Xeon w5-3435X and EPYC 9455, ask them in Comments section, and we shall answer.
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