AMD Ryzen Threadripper PRO 3945WX | Intel Core i7-3820QM | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen Threadripper PRO 3945WX and the Intel Core i7-3820QM and use benchmarks to check which processor is faster.
We compare the AMD Ryzen Threadripper PRO 3945WX 12 core processor released in Q1/2021 with the Intel Core i7-3820QM which has 4 CPU cores and was introduced in Q2/2012. |
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AMD Ryzen Threadripper PRO (15) | Family | Intel Core i7 Extreme Edition (24) |
AMD Ryzen Threadripper PRO 3000 (4) | CPU group | Intel Core i 3000M (29) |
3 | Generation | 3 |
Castle Peak (Zen 2) | Architecture | Ivy Bridge H |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
AMD Ryzen Threadripper PRO 5945WX | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper PRO 3945WX is a 12 core processor with a clock frequency of 4.00 GHz (4.30 GHz). The processor can compute 24 threads at the same time. The Intel Core i7-3820QM clocks with 2.70 GHz (3.70 GHz), has 4 CPU cores and can calculate 8 threads in parallel. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | Intel Core i7-3820QM |
12 | Cores | 4 |
24 | Threads | 8 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
4.00 GHz | Frequency | 2.70 GHz |
4.30 GHz | Turbo Frequency (1 Core) | 3.70 GHz |
4.20 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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no iGPU | GPU | Intel HD Graphics 4000 |
GPU frequency | 0.65 GHz | |
-- | GPU (Turbo) | 1.25 GHz |
-- | GPU Generation | 7 |
Technology | 22 nm | |
Max. displays | 3 | |
-- | Compute units | 16 |
-- | Shader | 128 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 2 GB |
-- | 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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no iGPU | GPU | Intel HD Graphics 4000 |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode |
Memory & PCIeUp to 2048 GB of memory in a maximum of 8 memory channels is supported by the AMD Ryzen Threadripper PRO 3945WX, while the Intel Core i7-3820QM supports a maximum of 32 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | Intel Core i7-3820QM |
DDR4-3200 | Memory | DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600 |
2048 GB | Max. Memory | 32 GB |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 25.6 GB/s |
Yes | ECC | No |
6.00 MB | L2 Cache | -- |
64.00 MB | L3 Cache | 8.00 MB |
4.0 | PCIe version | 3.0 |
128 | PCIe lanes | 16 |
252.0 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe AMD Ryzen Threadripper PRO 3945WX has a TDP of 280 W. The TDP of the Intel Core i7-3820QM is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | Intel Core i7-3820QM |
280 W | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | 105 °C |
Technical detailsThe AMD Ryzen Threadripper PRO 3945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of Intel Core i7-3820QM is at 8.00 MB. The processor is manufactured in 22 nm. |
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AMD Ryzen Threadripper PRO 3945WX | Characteristic | Intel Core i7-3820QM |
7 nm | Technology | 22 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2, AVX |
WRX8 (sWRX8) | Socket | BGA 1224 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q1/2021 | Release date | Q2/2012 |
-- | Release price | 568 $ |
show more data | show more data | |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
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Intel Core i7-3820QM
4C 8T @ 3.70 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
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Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
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Intel Core i7-3820QM
4C 8T @ 3.70 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
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Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
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Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
AMD Ryzen Threadripper PRO 3945WX
@ 0.00 GHz |
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Intel Core i7-3820QM
Intel HD Graphics 4000 @ 1.25 GHz |
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.00 GHz |
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Intel Core i7-3820QM
4C 8T @ 2.70 GHz |
Devices using this processor |
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AMD Ryzen Threadripper PRO 3945WX | Intel Core i7-3820QM |
Unknown | Unknown |