Pentium D 840 vs A8-7600
Primary details
Comparing A8-7600 and Pentium D 840 processor market type (desktop or notebook), architecture, sales start time and price.
Place in the ranking | 1904 | not rated |
Place by popularity | not in top-100 | not in top-100 |
Market segment | Desktop processor | Desktop processor |
Power efficiency | 2.95 | no data |
Architecture codename | Kaveri (2014−2015) | Smithfield (2005) |
Release date | 31 July 2014 (10 years ago) | May 2005 (19 years ago) |
Detailed specifications
A8-7600 and Pentium D 840 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) | 2 (Dual-core) |
Threads | 4 | 2 |
Base clock speed | 3.1 GHz | 3.2 GHz |
Boost clock speed | 3.8 GHz | 3.2 GHz |
L1 cache | 256 KB | 28 KB |
L2 cache | 4096 KB | 2 MB |
L3 cache | no data | 0 KB |
Chip lithography | 28 nm | 90 nm |
Die size | 245 mm2 | 206 mm2 |
Maximum core temperature | 71 °C | 70 °C |
Number of transistors | 2,411 million | 169 million |
64 bit support | + | + |
Windows 11 compatibility | no data | - |
VID voltage range | no data | 1.2V-1.4V |
Compatibility
Information on A8-7600 and Pentium D 840 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+ | PLGA775 |
Power consumption (TDP) | 65 Watt | 130 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-7600 and Pentium D 840. You'll probably need this information if you require some particular technology.
AES-NI | + | - |
FMA | + | - |
AVX | + | - |
FRTC | + | - |
FreeSync | + | - |
DualGraphics | + | - |
TrueAudio | + | - |
PowerNow | + | - |
PowerGating | + | - |
Out-of-band client management | + | - |
VirusProtect | + | - |
HSA | + | - |
Enhanced SpeedStep (EIST) | no data | + |
Turbo Boost Technology | no data | - |
Hyper-Threading Technology | no data | - |
Idle States | no data | + |
Demand Based Switching | no data | - |
PAE | no data | 32 Bit |
FSB parity | no data | - |
Security technologies
A8-7600 and Pentium D 840 technologies aimed at improving security, for example, by protecting against hacks.
TXT | no data | - |
EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-7600 and Pentium D 840 are enumerated here.
AMD-V | + | - |
VT-d | no data | - |
VT-x | no data | - |
IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-7600 and Pentium D 840. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR3-2133 | DDR1, DDR2, DDR3 |
Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | AMD Radeon R7 Graphics | no data |
iGPU core count | 6 | no data |
Number of pipelines | 384 | no data |
Enduro | + | - |
Switchable graphics | + | - |
UVD | + | - |
VCE | + | - |
Graphics interfaces
Available interfaces and connections of A8-7600 and Pentium D 840 integrated GPUs.
DisplayPort | + | - |
HDMI | + | - |
Graphics API support
APIs supported by A8-7600 and Pentium D 840 integrated GPUs, sometimes API versions are included.
DirectX | DirectX® 12 | no data |
Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by A8-7600 and Pentium D 840.
PCIe version | 3.0 | no data |
PCI Express lanes | 16 | no data |
Pros & cons summary
Physical cores | 4 | 2 |
Threads | 4 | 2 |
Chip lithography | 28 nm | 90 nm |
Power consumption (TDP) | 65 Watt | 130 Watt |
A8-7600 has 100% more physical cores and 100% more threads, a 221.4% more advanced lithography process, and 100% lower power consumption.
We couldn't decide between A8-7600 and Pentium D 840. We've got no test results to judge.
Should you still have questions on choice between A8-7600 and Pentium D 840, ask them in Comments section, and we shall answer.
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.