Combined benchmark scores for both processors
Head-to-head processor comparison
Combined benchmark scores for both processors
Out of 2,060 results in the database
Rank #842
Rank #929
Xeon D-1540 wins by 2.3% (Rank #842 vs #929)
Out of 2,060 results in the database
Rank #999
Rank #961
Xeon D-1521 wins by 1% (Rank #999 vs #961)
Out of 2,060 results in the database
Rank #499
Rank #768
Xeon D-1540 wins by 7% (Rank #499 vs #768)
Out of 1,771 results in the database
Rank #512
Rank #837
Xeon D-1540 wins by 3.6% (Rank #512 vs #837)
Out of 1,771 results in the database
Rank #528
Rank #825
Xeon D-1540 wins by 4.1% (Rank #528 vs #825)
Out of 1,771 results in the database
Rank #591
Rank #808
Xeon D-1540 wins by 2.6% (Rank #591 vs #808)
Side-by-side comparison of key specifications
| Specification | Xeon D-1540 | Xeon D-1521 | Diff |
|---|---|---|---|
| Cores |
8
|
4
|
+50% |
| Threads |
16
|
8
|
+50% |
| Base Frequency |
2,000 MHz
|
2,400 MHz
|
-16.7% |
| Turbo Frequency (1 core) |
2,600 MHz
|
2,700 MHz
|
-3.7% |
| Clock Multiplier |
20x
|
24x
|
-16.7% |
| L1 Cache |
512 KB
|
256 KB
|
+50% |
| L2 Cache |
2 MiB
|
1 MiB
|
+50% |
| L3 Cache |
12 MiB
|
6 MiB
|
+50% |
| Memory Channels |
2
|
2
|
0% |
| Maximum Memory |
128 GB
|
128 GB
|
0% |
| Max Bandwidth |
32 GB/s
|
32 GB/s
|
0% |
| PCIe Lanes |
24
|
24
|
0% |
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
45 W
|
45 W
|
0% |
| Process (lower is better) |
14 nm
|
14 nm
|
0% |
| Specification | Xeon D-1540 | Xeon D-1521 |
|---|---|---|
| Designer | Intel | Intel |
| Family | Xeon | Xeon |
| Series | D-1500 | D-1500 |
| Model Number | D-1540 | D-1521 |
| Microarchitecture | Broadwell | Broadwell |
| Core Name | Broadwell | Broadwell |
| Core Family | 6 | 6 |
| Core Model | 6 | 6 |
| Socket | BGA 1667 | BGA 1667 |
| Package | FCBGA-1667 | FCBGA-1667 |
| Memory Type | DDR4-2133 | DDR4-2133 |
| ECC Support | Yes | Yes |
| PCIe Revision | 3.0 | 3.0 |
| PCIe Configuration | x16, x8, x4 | x16, x8, x4 |
| Market Segment | Server | Server |
| Release Price | $581.00 | $199.00 |
| Locked Multiplier | Yes | Yes |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Core Model
Socket
Package
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Release Price
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Xeon D-1540 | Xeon D-1521 |
|---|---|---|
| Process | 14 nm | 14 nm |
| Die Area | 246.24 mm² | 246.24 mm² |
| Transistor Count | 3.20 billion | 3.20 billion |
| Manufacturer | Intel | Intel |
| Technology | CMOS | CMOS |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | x86-64 (x86) |
Process
Die Area
Transistor Count
Manufacturer
Technology
Word Size
ISA
Supported instruction set extensions comparison
| Extension | Xeon D-1540 | Xeon D-1521 |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| MMX | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SMEP | ||
| SMM | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSSE3 | ||
| Secure Key | ||
| TBT 1.0 | ||
| TBT 2.0 | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| vPro | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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