To get the index we compare the characteristics of the processors and their cost, taking into account the cost of other processors.
AMD EPYC 7H12 vs Athlon X2 QL-66
- Interface
- Core clock speed
- Max video memory
- Memory type
- Memory clock speed
- Maximum resolution
- Interface
- Core clock speed
- Max video memory
- Memory type
- Memory clock speed
- Maximum resolution
General info
Comparing Athlon X2 QL-66 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.
Place in performance rating | 2651 | 2 |
Place by popularity | no data | 29 |
Value for money | no data | 11.74 |
Market segment | Laptop | Server |
Series | 2x AMD Athlon | AMD EPYC |
Architecture codename | Lion (2008−2009) | Zen 2 (2019−2020) |
Release date | 1 September 2009 (13 years old) | 18 September 2019 (3 years old) |
Current price | $5.99 | $4165 |
Technical specs
Athlon X2 QL-66 and EPYC 7H12 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) | 64 (Tetrahexaconta-Core) |
Threads | 2 | 128 |
Base clock speed | no data | 2.6 GHz |
Boost clock speed | 2.2 GHz | 3.3 GHz |
Bus support | 3600 MHz | no data |
L1 cache | 256 KB | 96K (per core) |
L2 cache | 1 MB | 512K (per core) |
L3 cache | no data | 256 MB (shared) |
Chip lithography | 65 nm | 7 nm, 14 nm |
Die size | no data | 192 mm2 |
Maximum core temperature | 100 °C | no data |
Number of transistors | no data | 4,800 million |
64 bit support | + | + |
Windows 11 compatibility | - | + |
Unlocked multiplier | no data | + |
Compatibility
Information on Athlon X2 QL-66 and EPYC 7H12 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 | no data | 2 (Multiprocessor) |
Socket | S1g2 | TR4 |
Thermal design power (TDP) | 35 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon X2 QL-66 and EPYC 7H12. You'll probably need this information if you require some particular technology.
Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | no data |
AES-NI | no data | + |
AVX | no data | + |
PowerNow | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon X2 QL-66 and EPYC 7H12 are enumerated here.
AMD-V | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon X2 QL-66 and EPYC 7H12. Depending on the motherboards, higher memory frequencies may be supported.
Supported memory types | no data | DDR4 Eight-channel |
Maximum memory size | no data | 4 TiB |
Max memory channels | no data | 8 |
Maximum memory bandwidth | no data | 204.763 GB/s |
ECC memory support | no data | + |
Benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Overall score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
- Passmark
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 67%
EPYC 7H12 outperforms Athlon X2 QL-66 by 15628% in Passmark.
Advantages and disadvantages
Performance rating | 0.52 | 81.23 |
Recency | 1 September 2009 | 18 September 2019 |
Boost clock speed | 2200 | 3300 |
Base clock speed | 0 | 2600 |
Chip lithography | 65 nm | 7 nm |
Thermal design power (TDP) | 35 Watt | 280 Watt |
Judging by the results of synthetic and gaming tests, Technical City recommends
Be aware that Athlon X2 QL-66 is a notebook processor while EPYC 7H12 is a server/workstation one.
Should you still have questions on choice between Athlon X2 QL-66 and EPYC 7H12, ask them in Comments section, and we shall answer.
Competitors of Athlon X2 QL-66 by Intel
We believe that the nearest equivalent to Athlon X2 QL-66 by Intel is Pentium T3400, which is nearly equal in speed and higher by 7 positions in our rating.
Here are some closest Intel rivals to Athlon X2 QL-66:
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.