EPYC 9755 vs A6-7400K
Primary details
Comparing A6-7400K and EPYC 9755 processor market type (desktop or notebook), architecture, sales start time and price.
Place in the ranking | 2438 | not rated |
Place by popularity | not in top-100 | not in top-100 |
Market segment | Desktop processor | Server |
Power efficiency | 1.50 | no data |
Architecture codename | Kaveri (2014−2015) | Turin (2024) |
Release date | 31 July 2014 (10 years ago) | 10 October 2024 (recently) |
Launch price (MSRP) | no data | $12,984 |
Detailed specifications
A6-7400K and EPYC 9755 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 | 2 (Dual-core) | 128 |
Threads | 2 | 256 |
Base clock speed | 3.5 GHz | 2.7 GHz |
Boost clock speed | 3.9 GHz | 4.1 GHz |
L1 cache | 128 KB | 80 KB (per core) |
L2 cache | 1024 KB | 1 MB (per core) |
L3 cache | no data | 512 MB (shared) |
Chip lithography | 28 nm | 4 nm |
Die size | 245 mm2 | 16x 70.6 mm2 |
Maximum core temperature | 70 °C | no data |
Maximum case temperature (TCase) | 72 °C | no data |
Number of transistors | 2,411 million | 133,040 million |
64 bit support | + | + |
Unlocked multiplier | + | - |
Compatibility
Information on A6-7400K and EPYC 9755 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 | FM2+ | SP5 |
Power consumption (TDP) | 65 Watt | 500 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-7400K and EPYC 9755. You'll probably need this information if you require some particular technology.
AES-NI | + | + |
FMA | + | - |
AVX | + | + |
FRTC | + | - |
FreeSync | + | - |
TrueAudio | + | - |
PowerNow | + | - |
PowerGating | + | - |
Out-of-band client management | + | - |
VirusProtect | + | - |
HSA | + | - |
Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-7400K and EPYC 9755 are enumerated here.
AMD-V | + | + |
IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A6-7400K and EPYC 9755. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR3-1866 | DDR5 |
Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | AMD Radeon R5 Graphics | N/A |
iGPU core count | 4 | no data |
Number of pipelines | 256 | no data |
Enduro | + | - |
Switchable graphics | + | - |
UVD | + | - |
VCE | + | - |
Graphics interfaces
Available interfaces and connections of A6-7400K and EPYC 9755 integrated GPUs.
DisplayPort | + | - |
HDMI | + | - |
Graphics API support
APIs supported by A6-7400K and EPYC 9755 integrated GPUs, sometimes API versions are included.
DirectX | DirectX® 12 | no data |
Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by A6-7400K and EPYC 9755.
PCIe version | 3.0 | 5.0 |
PCI Express lanes | 16 | 128 |
Pros & cons summary
Recency | 31 July 2014 | 10 October 2024 |
Physical cores | 2 | 128 |
Threads | 2 | 256 |
Chip lithography | 28 nm | 4 nm |
Power consumption (TDP) | 65 Watt | 500 Watt |
A6-7400K has 669.2% lower power consumption.
EPYC 9755, on the other hand, has an age advantage of 10 years, 6300% more physical cores and 12700% more threads, and a 600% more advanced lithography process.
We couldn't decide between A6-7400K and EPYC 9755. We've got no test results to judge.
Note that A6-7400K is a desktop processor while EPYC 9755 is a server/workstation one.
Should you still have questions on choice between A6-7400K and EPYC 9755, ask them in Comments section, and we shall answer.
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