Intel Core i7-940 | AMD Ryzen Threadripper PRO 3995WX | |
CPU comparisonIntel Core i7-940 or AMD Ryzen Threadripper PRO 3995WX - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core i7-940 has 4 cores with 8 threads and clocks with a maximum frequency of 3.20 GHz. Up to 24 GB of memory is supported in 3 memory channels. The Intel Core i7-940 was released in Q4/2008. The AMD Ryzen Threadripper PRO 3995WX has 64 cores with 128 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to 2048 GB of memory in 8 memory channels. The AMD Ryzen Threadripper PRO 3995WX was released in Q1/2021. |
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Intel Core i7 (298) | Family | AMD Ryzen Threadripper PRO (15) |
Intel Core i7 900 (7) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
1 | Generation | 3 |
Bloomfield | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen Threadripper PRO 5995WX |
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CPU Cores and Base FrequencyThe Intel Core i7-940 has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-940 is 2.93 GHz (3.20 GHz) while the AMD Ryzen Threadripper PRO 3995WX has 64 CPU cores and 128 threads can calculate simultaneously. The clock frequency of the AMD Ryzen Threadripper PRO 3995WX is at 2.70 GHz (4.20 GHz). |
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Intel Core i7-940 | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
4 | Cores | 64 |
8 | Threads | 128 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.93 GHz | Frequency | 2.70 GHz |
3.20 GHz | Turbo Frequency (1 Core) | 4.20 GHz |
-- | Turbo Frequency (All Cores) | 3.00 GHz |
Memory & PCIeThe Intel Core i7-940 can use up to 24 GB of memory in 3 memory channels. The maximum memory bandwidth is 25.6 GB/s. The AMD Ryzen Threadripper PRO 3995WX supports up to 2048 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Intel Core i7-940 | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
DDR3-1066 | Memory | DDR4-3200 |
24 GB | Max. Memory | 2048 GB |
3 | Memory channels | 8 (Octa Channel) |
25.6 GB/s | Max. Bandwidth | 51.2 GB/s |
No | ECC | Yes |
1.00 MB | L2 Cache | 32.00 MB |
8.00 MB | L3 Cache | 256.00 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i7-940 is 130 W, while the AMD Ryzen Threadripper PRO 3995WX has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i7-940 | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
130 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe Intel Core i7-940 is manufactured in 45 nm and has 9.00 MB cache. The AMD Ryzen Threadripper PRO 3995WX is manufactured in 7 nm and has a 288.00 MB cache. |
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Intel Core i7-940 | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
45 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
LGA 1366 | Socket | WRX8 (sWRX8) |
VT-x, VT-x EPT | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q4/2008 | Release date | Q1/2021 |
305 $ | Release price | 5489 $ |
show more data | show more data | |
Intel Core i7-940
4C 8T @ 3.20 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
Intel Core i7-940
4C 8T @ 3.20 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
Intel Core i7-940
4C 8T @ 3.20 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
Intel Core i7-940
4C 8T @ 3.20 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
Intel Core i7-940
4C 8T @ 2.93 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 2.70 GHz |
Devices using this processor |
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Intel Core i7-940 | AMD Ryzen Threadripper PRO 3995WX |
Unknown | Unknown |