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 #891
Rank #707
EPYC 7281 wins by 4.3% (Rank #891 vs #707)
Out of 2,060 results in the database
Rank #1,212
Rank #1,087
EPYC 7281 wins by 3.5% (Rank #1212 vs #1087)
Out of 2,060 results in the database
Rank #384
Rank #273
EPYC 7281 wins by 5.2% (Rank #384 vs #273)
Out of 1,771 results in the database
Rank #495
Rank #286
EPYC 7281 wins by 6.7% (Rank #495 vs #286)
Out of 1,771 results in the database
Rank #503
Rank #173
EPYC 7281 wins by 13.9% (Rank #503 vs #173)
Out of 1,771 results in the database
Rank #582
Rank #380
EPYC 7281 wins by 4.6% (Rank #582 vs #380)
Side-by-side comparison of key specifications
| Specification | Xeon D-1557 | EPYC 7281 | Diff |
|---|---|---|---|
| Cores |
12
|
16
|
-25% |
| Threads |
24
|
32
|
-25% |
| Base Frequency |
1,500 MHz
|
2,100 MHz
|
-28.6% |
| Turbo Frequency (1 core) |
2,100 MHz
|
2,700 MHz
|
-22.2% |
| Turbo Frequency (2 cores) | -- |
2,700 MHz
|
|
| Turbo Frequency (3 cores) | -- |
2,700 MHz
|
|
| Turbo Frequency (4 cores) | -- |
2,700 MHz
|
|
| Clock Multiplier |
15x
|
21x
|
-28.6% |
| L1 Cache |
768 KB
|
1,536 KB
|
-50% |
| L2 Cache |
3 MiB
|
8 MiB
|
-62.5% |
| L3 Cache |
18 MiB
|
32 MiB
|
-43.8% |
| Memory Channels |
2
|
8
|
-75% |
| Maximum Memory |
128 GB
|
2,048 GB
|
-93.8% |
| Max Bandwidth |
32 GB/s
|
159 GB/s
|
-80% |
| PCIe Lanes |
24
|
-- | |
| Max CPUs |
1
|
2
|
-50% |
| TDP (lower is better) |
45 W
|
155 W
|
71% less |
| Process (lower is better) |
14 nm
|
14 nm
|
0% |
| Specification | Xeon D-1557 | EPYC 7281 |
|---|---|---|
| Designer | Intel | AMD |
| Family | Xeon | EPYC |
| Series | D-1500 | 7000 |
| Model Number | D-1557 | 7281 |
| Microarchitecture | Broadwell | Zen |
| Core Name | Broadwell | Naples |
| Core Family | 6 | 23 |
| Core Model | 6 | 1 |
| Socket | BGA 1667 | Socket |
| Package | FCBGA-1667 | FCLGA-4094 |
| Memory Type | DDR4-2133 | DDR4-2666 and DDR4-2400 |
| ECC Support | Yes | Yes |
| PCIe Revision | 3.0 | -- |
| PCIe Configuration | x16, x8, x4 | -- |
| Market Segment | Embedded | Server |
| Release Price | $694.00 | $650.00 |
| Locked Multiplier | Yes | No |
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-1557 | EPYC 7281 |
|---|---|---|
| Process | 14 nm | 14 nm |
| Die Area | 306.18 mm² | 213 mm² |
| Transistor Count | 4.70 billion | 19.20 billion |
| Manufacturer | Intel | GlobalFoundries |
| 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-1557 | EPYC 7281 |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AMD-V | ||
| AMD-Vi | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| MMX | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SEV | ||
| SHA | ||
| SME | ||
| SMEP | ||
| SMM | ||
| SMT | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSE4a | ||
| SSSE3 | ||
| Secure Key | ||
| SenseMI | ||
| TBT 1.0 | ||
| TBT 2.0 | ||
| TSME | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| vPro | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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