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 #929
Rank #1,665
Xeon D-1521 wins by 14.5% (Rank #929 vs #1665)
Out of 2,060 results in the database
Rank #961
Rank #1,726
Xeon D-1521 wins by 18.4% (Rank #961 vs #1726)
Out of 2,060 results in the database
Rank #768
Rank #1,318
Xeon D-1521 wins by 8.6% (Rank #768 vs #1318)
Out of 1,771 results in the database
Rank #837
Rank #1,320
Xeon D-1521 wins by 2.6% (Rank #837 vs #1320)
Out of 1,771 results in the database
Rank #825
Rank #1,253
Xeon D-1521 wins by 2.5% (Rank #825 vs #1253)
Out of 1,771 results in the database
Rank #808
Rank #1,459
Xeon D-1521 wins by 3.7% (Rank #808 vs #1459)
Side-by-side comparison of key specifications
| Specification | Xeon D-1521 | Xeon E5345 | Diff |
|---|---|---|---|
| Cores |
4
|
4
|
0% |
| Threads |
8
|
4
|
+50% |
| Base Frequency |
2,400 MHz
|
2,330 MHz
|
+2.9% |
| Turbo Frequency (1 core) |
2,700 MHz
|
-- | |
| Clock Multiplier |
24x
|
-- | |
| L1 Cache |
256 KB
|
-- | |
| L2 Cache |
1 MiB
|
-- | |
| L3 Cache |
6 MiB
|
-- | |
| Memory Channels |
2
|
2
|
0% |
| Maximum Memory |
128 GB
|
0 GB
|
+100% |
| Max Bandwidth |
32 GB/s
|
17 GB/s
|
+46.2% |
| PCIe Lanes |
24
|
16
|
+33.3% |
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
45 W
|
80 W
|
43.8% less |
| Process (lower is better) |
14 nm
|
65 nm
|
78.5% less |
| Specification | Xeon D-1521 | Xeon E5345 |
|---|---|---|
| Designer | Intel | Intel |
| Family | Xeon | -- |
| Series | D-1500 | -- |
| Model Number | D-1521 | E5345 |
| Microarchitecture | Broadwell | -- |
| Core Name | Broadwell | -- |
| Core Family | 6 | -- |
| Core Model | 6 | -- |
| Socket | BGA 1667 | LGA771, PLGA771 |
| Package | FCBGA-1667 | -- |
| Memory Type | DDR4-2133 | DDR3 800/1066 |
| ECC Support | Yes | No |
| PCIe Revision | 3.0 | 2.0 |
| PCIe Configuration | x16, x8, x4 | 1x16 |
| Market Segment | Server | -- |
| Release Price | $199.00 | -- |
| Locked Multiplier | 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-1521 | Xeon E5345 |
|---|---|---|
| Process | 14 nm | 65 nm |
| Die Area | 246.24 mm² | -- |
| Transistor Count | 3.20 billion | -- |
| Manufacturer | Intel | -- |
| Technology | CMOS | -- |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | -- |
Process
Die Area
Transistor Count
Manufacturer
Technology
Word Size
ISA
Integrated GPU specifications comparison
| Specification | Xeon D-1521 | Xeon E5345 |
|---|---|---|
| GPU | -- | HD Graphics |
| GPU Designer | -- | Intel |
| GPU Max Frequency | -- | 667 MHz |
GPU
GPU Designer
GPU Max Frequency
Supported instruction set extensions comparison
| Extension | Xeon D-1521 | Xeon E5345 |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| MMX | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SIPP | ||
| 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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