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AMD Phenom II X4 940 | Intel Xeon D-1577 | |
CPU comparisonAMD Phenom II X4 940 or Intel Xeon D-1577 - 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 AMD Phenom II X4 940 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 940 was released in Q1/2009. The Intel Xeon D-1577 has 16 cores with 32 threads and clocks with a maximum frequency of 2.10 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Xeon D-1577 was released in Q3/2017. |
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AMD Phenom II (52) | Family | Intel Xeon D (79) |
AMD Phenom II - 800/900 (23) | CPU group | Intel Xeon D-1500 (22) |
4 | Generation | 1 |
Deneb (K10) | Architecture | Broadwell |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Phenom II X4 940 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD Phenom II X4 940 is 3.00 GHz while the Intel Xeon D-1577 has 16 CPU cores and 32 threads can calculate simultaneously. The clock frequency of the Intel Xeon D-1577 is at 1.30 GHz (2.10 GHz). |
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AMD Phenom II X4 940 | Characteristic | Intel Xeon D-1577 |
4 | Cores | 16 |
4 | Threads | 32 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.00 GHz | Frequency | 1.30 GHz |
-- | Turbo Frequency (1 Core) | 2.10 GHz |
-- | Turbo Frequency (All Cores) | 1.30 GHz |
Memory & PCIeThe AMD Phenom II X4 940 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Xeon D-1577 supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 34.1 GB/s. |
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AMD Phenom II X4 940 | Characteristic | Intel Xeon D-1577 |
DDR3-1333, DDR2-1066 | Memory | DDR4-2133 |
Max. Memory | 128 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 34.1 GB/s |
No | ECC | Yes |
-- | L2 Cache | 24.00 MB |
6.00 MB | L3 Cache | -- |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 32 |
-- | PCIe Bandwidth | 31.5 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Phenom II X4 940 is 125 W, while the Intel Xeon D-1577 has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Phenom II X4 940 | Characteristic | Intel Xeon D-1577 |
125 W | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD Phenom II X4 940 is manufactured in 45 nm and has 6.00 MB cache. The Intel Xeon D-1577 is manufactured in 14 nm and has a 24.00 MB cache. |
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AMD Phenom II X4 940 | Characteristic | Intel Xeon D-1577 |
45 nm | Technology | 14 nm |
Unknown | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE3, SSE4a | ISA extensions | SSE4.1, SSE4.2, AVX2 |
AM2+ | Socket | BGA 1667 |
AMD-V | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2009 | Release date | Q3/2017 |
-- | Release price | 1258 $ |
show more data | show more data | |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 2.10 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 1.30 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 1.30 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 2.10 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 1.30 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 2.10 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 1.30 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 2.10 GHz |
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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Xeon D-1577
16C 32T @ 1.30 GHz |
Devices using this processor |
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AMD Phenom II X4 940 | Intel Xeon D-1577 |
Unknown | Unknown |