Intel Core i7-3820QM | Intel Core i7-3840QM | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i7-3820QM and the Intel Core i7-3840QM and use benchmarks to check which processor is faster.
We compare the Intel Core i7-3820QM 4 core processor released in Q2/2012 with the Intel Core i7-3840QM which has 4 CPU cores and was introduced in Q3/2012. |
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Intel Core i7 Extreme Edition (24) | Family | Intel Core i7 Extreme Edition (24) |
Intel Core i 3000M (29) | CPU group | Intel Core i 3000M (29) |
3 | Generation | 3 |
Ivy Bridge H | Architecture | Ivy Bridge H |
Notebook | Segment | Notebook |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-3820QM is a 4 core processor with a clock frequency of 2.70 GHz (3.70 GHz). The processor can compute 8 threads at the same time. The Intel Core i7-3840QM clocks with 2.80 GHz (3.80 GHz), has 4 CPU cores and can calculate 8 threads in parallel. |
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Intel Core i7-3820QM | Characteristic | Intel Core i7-3840QM |
4 | Cores | 4 |
8 | Threads | 8 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
2.70 GHz | Frequency | 2.80 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 3.80 GHz |
-- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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Intel HD Graphics 4000 | GPU | Intel HD Graphics 4000 |
0.65 GHz | GPU frequency | 0.65 GHz |
1.25 GHz | GPU (Turbo) | 1.30 GHz |
7 | GPU Generation | 7 |
22 nm | Technology | 22 nm |
3 | Max. displays | 3 |
16 | Compute units | 16 |
128 | Shader | 128 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | 2 GB |
11.0 | DirectX Version | 11.0 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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Intel HD Graphics 4000 | GPU | Intel HD Graphics 4000 |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode | Codec JPEG | Decode |
Memory & PCIeUp to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i7-3820QM, while the Intel Core i7-3840QM supports a maximum of 32 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled. |
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Intel Core i7-3820QM | Characteristic | Intel Core i7-3840QM |
DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600 | Memory | DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600 |
32 GB | Max. Memory | 32 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
25.6 GB/s | Max. Bandwidth | 25.6 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
8.00 MB | L3 Cache | 8.00 MB |
3.0 | PCIe version | 3.0 |
16 | PCIe lanes | 16 |
15.8 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe Intel Core i7-3820QM has a TDP of 45 W. The TDP of the Intel Core i7-3840QM is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i7-3820QM | Characteristic | Intel Core i7-3840QM |
45 W | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
105 °C | Tjunction max. | 105 °C |
Technical detailsThe Intel Core i7-3820QM has 8.00 MB cache and is manufactured in 22 nm. The cache of Intel Core i7-3840QM is at 8.00 MB. The processor is manufactured in 22 nm. |
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Intel Core i7-3820QM | Characteristic | Intel Core i7-3840QM |
22 nm | Technology | 22 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX | ISA extensions | SSE4.1, SSE4.2, AVX |
BGA 1224 | Socket | PGA 988 |
VT-x, VT-x EPT | Virtualization | VT-x, VT-x EPT |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q2/2012 | Release date | Q3/2012 |
568 $ | Release price | 568 $ |
show more data | show more data | |
Intel Core i7-3820QM
Geekbench 6 MT: 2,517 / 568 $ |
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Intel Core i7-3840QM
Geekbench 6 MT: 2,588 / 568 $ |
Intel Core i7-3820QM
4C 8T @ 3.70 GHz |
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Intel Core i7-3840QM
4C 8T @ 3.80 GHz |
Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
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Intel Core i7-3840QM
4C 8T @ 2.80 GHz |
Intel Core i7-3820QM
4C 8T @ 3.70 GHz |
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Intel Core i7-3840QM
4C 8T @ 3.80 GHz |
Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
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Intel Core i7-3840QM
4C 8T @ 2.80 GHz |
Intel Core i7-3820QM
Intel HD Graphics 4000 @ 1.25 GHz |
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Intel Core i7-3840QM
Intel HD Graphics 4000 @ 1.30 GHz |
Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
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Intel Core i7-3840QM
4C 8T @ 2.80 GHz |
Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
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Intel Core i7-3840QM
4C 8T @ 2.80 GHz |
Devices using this processor |
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Intel Core i7-3820QM | Intel Core i7-3840QM |
Unknown | Unknown |