Atom Z620 vs Opteron 43CX EE
Primary details
Comparing Opteron 43CX EE and Atom Z620 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Series | no data | Intel Atom |
| Architecture codename | Seoul (2012) | Lincroft (2010−2011) |
| Release date | 4 December 2012 (11 years ago) | 4 May 2010 (14 years ago) |
Detailed specifications
Opteron 43CX EE and Atom Z620 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 2 |
| Base clock speed | 2.2 GHz | 0.9 GHz |
| Boost clock speed | 3 GHz | 900 MHz - 1600 MHz (1 core) |
| Bus type | no data | cDMI |
| Bus rate | no data | 400 MT/s |
| Multiplier | no data | 9 |
| L1 cache | 192 KB | 56 KB |
| L2 cache | 4096 KB | 512 KB (per core) |
| L3 cache | 8192 KB (shared) | 0 KB |
| Chip lithography | 32 nm | 45 nm |
| Die size | 315 mm2 | 65.2526 mm2 |
| Number of transistors | 1,200 million | 140 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Opteron 43CX EE and Atom Z620 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 | 2 | 1 (Uniprocessor) |
| Socket | C32 | Intel BGA 518 |
| Power consumption (TDP) | 35 Watt | 1.3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 43CX EE and Atom Z620. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 43CX EE and Atom Z620 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 43CX EE and Atom Z620. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 1 |
| Maximum memory bandwidth | no data | 3.2 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | PowerVR SGX535 |
Pros & cons summary
| Recency | 4 December 2012 | 4 May 2010 |
| Physical cores | 4 | 1 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 35 Watt | 1 Watt |
Opteron 43CX EE has an age advantage of 2 years, 300% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.
Atom Z620, on the other hand, has 3400% lower power consumption.
We couldn't decide between Opteron 43CX EE and Atom Z620. We've got no test results to judge.
Be aware that Opteron 43CX EE is a server/workstation processor while Atom Z620 is a notebook one.
Should you still have questions on choice between Opteron 43CX EE and Atom Z620, ask them in Comments section, and we shall answer.
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