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 #797
Rank #170
Core i9-9900KS wins by 18.3% (Rank #797 vs #170)
Out of 2,060 results in the database
Rank #901
Rank #114
Core i9-9900KS wins by 22.2% (Rank #901 vs #114)
Out of 2,060 results in the database
Rank #542
Rank #279
Core i9-9900KS wins by 11.6% (Rank #542 vs #279)
Out of 1,771 results in the database
Rank #492
Rank #326
Core i9-9900KS wins by 5% (Rank #492 vs #326)
Out of 1,771 results in the database
Rank #519
Rank #306
Core i9-9900KS wins by 7.3% (Rank #519 vs #306)
Out of 1,771 results in the database
Rank #483
Rank #300
Core i9-9900KS wins by 5.5% (Rank #483 vs #300)
Side-by-side comparison of key specifications
| Specification | Xeon Silver 4208 | Core i9-9900KS | Diff |
|---|---|---|---|
| Cores |
8
|
8
|
0% |
| Threads |
16
|
16
|
0% |
| Base Frequency |
2,100 MHz
|
4,000 MHz
|
-47.5% |
| Turbo Frequency (1 core) |
3,200 MHz
|
5,000 MHz
|
-36% |
| Clock Multiplier |
21x
|
40x
|
-47.5% |
| L1 Cache |
512 KB
|
512 KB
|
0% |
| L2 Cache |
8 MiB
|
2 MiB
|
+75% |
| L3 Cache |
11 MiB
|
16 MiB
|
-31.3% |
| Memory Channels |
6
|
2
|
+66.7% |
| Maximum Memory |
1,024 GB
|
128 GB
|
+87.5% |
| Max Bandwidth |
107 GB/s
|
40 GB/s
|
+63% |
| PCIe Lanes |
48
|
16
|
+66.7% |
| Max CPUs |
2
|
1
|
+50% |
| TDP (lower is better) |
85 W
|
127 W
|
33.1% less |
| Process (lower is better) |
14 nm
|
14 nm
|
0% |
| Specification | Xeon Silver 4208 | Core i9-9900KS |
|---|---|---|
| Designer | Intel | Intel |
| Family | Xeon | Core |
| Series | 4200 | i9-9000 |
| Model Number | 4208 | i9-9900KS |
| Microarchitecture | Cascade Lake | Coffee Lake |
| Core Name | Cascade Lake SP | Coffee Lake R |
| Core Family | 6 | 6 |
| Core Model | -- | 158 |
| Socket | Socket P and LGA-3647 | LGA-1151 |
| Package | FCLGA-3647 | FCLGA-1151 |
| Chipset | Lewisburg | 300 |
| Memory Type | DDR4-2400 | DDR4-2666 |
| ECC Support | Yes | No |
| PCIe Revision | 3.0 | 3.0 |
| PCIe Configuration | 1x16, x8, x4 | 1x16, 2x8, 1x8+2x4 |
| Market Segment | Server | Desktop |
| Release Price | $417.00 | $513.00 |
| Locked Multiplier | Yes | No |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Core Model
Socket
Package
Chipset
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Release Price
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Xeon Silver 4208 | Core i9-9900KS |
|---|---|---|
| Process | 14 nm | 14 nm |
| Die Area | -- | 180 mm² |
| Manufacturer | Intel | Intel |
| Technology | CMOS | CMOS |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | x86-64 (x86) |
Process
Die Area
Manufacturer
Technology
Word Size
ISA
Integrated GPU specifications comparison
| Specification | Xeon Silver 4208 | Core i9-9900KS |
|---|---|---|
| GPU | -- | UHD Graphics 630 |
| GPU Designer | -- | Intel |
| GPU Max Frequency | -- | 1200 MHz |
| Execution Units | -- | 24 |
GPU
GPU Designer
GPU Max Frequency
Execution Units
Supported instruction set extensions comparison
| Extension | Xeon Silver 4208 | Core i9-9900KS |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| ATT | ||
| AVX | ||
| AVX-512 | ||
| AVX2 | ||
| AVX512BW | ||
| AVX512CD | ||
| AVX512DQ | ||
| AVX512F | ||
| AVX512VL | ||
| AVX512VNNI | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| DL Boost | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| KPT | ||
| MBE Ctrl | ||
| MMX | ||
| MPX | ||
| MWT | ||
| NM | ||
| NX | ||
| PTT | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SGX | ||
| SIPP | ||
| SMEP | ||
| SMM | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSSE3 | ||
| SST | ||
| Secure Key | ||
| TBT 2.0 | ||
| TSX | ||
| TXT | ||
| VMD | ||
| VT-d | ||
| VT-x | ||
| vPro | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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