Intel Core i7-3940XM | Intel Core i5-1235UL | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i7-3940XM and the Intel Core i5-1235UL and use benchmarks to check which processor is faster.
We compare the Intel Core i7-3940XM 4 core processor released in Q3/2012 with the Intel Core i5-1235UL which has 10 CPU cores and was introduced in Q3/2022. |
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Intel Core i7 Extreme Edition (24) | Family | Intel Core i5 (331) |
Intel Core i 3000M (29) | CPU group | Intel Core i 1200P/1200U (21) |
3 | Generation | 12 |
Ivy Bridge H | Architecture | Alder Lake U |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-3940XM is a 4 core processor with a clock frequency of 3.00 GHz (3.90 GHz). The processor can compute 8 threads at the same time. The Intel Core i5-1235UL clocks with 2.50 GHz (4.40 GHz), has 10 CPU cores and can calculate 12 threads in parallel. |
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Intel Core i7-3940XM | Characteristic | Intel Core i5-1235UL |
4 | Cores | 10 |
8 | Threads | 12 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.00 GHz (3.90 GHz) | A-Core | 2.50 GHz (4.40 GHz) 2x Golden Cove |
-- | B-Core | 0.90 GHz (3.30 GHz) 8x Gracemont |
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 Iris Xe Graphics 80 (Alder Lake) |
0.65 GHz | GPU frequency | 0.35 GHz |
1.35 GHz | GPU (Turbo) | 1.20 GHz |
7 | GPU Generation | 13 |
22 nm | Technology | 10 nm |
3 | Max. displays | 4 |
16 | Compute units | 80 |
128 | Shader | 640 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | 32 GB |
11.0 | DirectX Version | 12.1 |
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 Iris Xe Graphics 80 (Alder Lake) |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode |
No | Codec AV1 | Decode |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i7-3940XM, while the Intel Core i5-1235UL supports a maximum of 64 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled. |
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Intel Core i7-3940XM | Characteristic | Intel Core i5-1235UL |
DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600 | Memory | DDR5-4800, DDR4-3200 |
32 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
25.6 GB/s | Max. Bandwidth | 76.8 GB/s |
No | ECC | No |
-- | L2 Cache | 6.50 MB |
8.00 MB | L3 Cache | 12.00 MB |
3.0 | PCIe version | 4.0 |
16 | PCIe lanes | 28 |
15.8 GB/s | PCIe Bandwidth | 55.1 GB/s |
Thermal ManagementThe Intel Core i7-3940XM has a TDP of 55 W. The TDP of the Intel Core i5-1235UL is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i7-3940XM | Characteristic | Intel Core i5-1235UL |
55 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | 55 W |
-- | TDP up | 28 W |
-- | TDP down | 12 W |
105 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Core i7-3940XM has 8.00 MB cache and is manufactured in 22 nm. The cache of Intel Core i5-1235UL is at 18.50 MB. The processor is manufactured in 10 nm. |
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Intel Core i7-3940XM | Characteristic | Intel Core i5-1235UL |
22 nm | Technology | 10 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, AVX2 |
PGA 988 | Socket | BGA 1744 |
VT-x, VT-x EPT | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2012 | Release date | Q3/2022 |
-- | Release price | -- |
show more data | show more data | |
Intel Core i7-3940XM
Intel HD Graphics 4000 @ 1.35 GHz |
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Intel Core i5-1235UL
Intel Iris Xe Graphics 80 (Alder Lake) @ 1.20 GHz |
Intel Core i7-3940XM
4C 8T @ 3.90 GHz |
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Intel Core i5-1235UL
10C 12T @ 4.40 GHz |
Intel Core i7-3940XM
4C 8T @ 3.00 GHz |
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Intel Core i5-1235UL
10C 12T @ 3.10 GHz |
Intel Core i7-3940XM
4C 8T @ 3.90 GHz |
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Intel Core i5-1235UL
10C 12T @ 4.40 GHz |
Intel Core i7-3940XM
4C 8T @ 3.00 GHz |
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Intel Core i5-1235UL
10C 12T @ 3.10 GHz |
Intel Core i7-3940XM
4C 8T @ 3.00 GHz |
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Intel Core i5-1235UL
10C 12T @ 3.10 GHz |
Intel Core i7-3940XM
4C 8T @ 3.00 GHz |
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Intel Core i5-1235UL
10C 12T @ 2.50 GHz |
Devices using this processor |
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Intel Core i7-3940XM | Intel Core i5-1235UL |
Unknown | Unknown |