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 #132
Rank #1,931
Core i9-9940X wins by 38.5% (Rank #132 vs #1931)
Out of 2,060 results in the database
Rank #209
Rank #1,941
Core i9-9940X wins by 39.9% (Rank #209 vs #1941)
Out of 2,060 results in the database
Rank #122
Rank #1,761
Core i9-9940X wins by 36.6% (Rank #122 vs #1761)
Out of 1,771 results in the database
Rank #189
Rank #1,600
Core i9-9940X wins by 17.8% (Rank #189 vs #1600)
Out of 1,771 results in the database
Rank #171
Rank #1,622
Core i9-9940X wins by 21.2% (Rank #171 vs #1622)
Out of 1,771 results in the database
Rank #150
Rank #1,623
Core i9-9940X wins by 20.9% (Rank #150 vs #1623)
Side-by-side comparison of key specifications
| Specification | Core i9-9940X | Sempron 3850 | Diff |
|---|---|---|---|
| Cores |
14
|
4
|
+71.4% |
| Threads |
28
|
4
|
+85.7% |
| Base Frequency |
3,300 MHz
|
1,300 MHz
|
+60.6% |
| Turbo Frequency (1 core) |
4,400 MHz
|
-- | |
| Turbo Frequency (2 cores) |
4,400 MHz
|
-- | |
| Clock Multiplier |
33x
|
13x
|
+60.6% |
| L1 Cache |
896 KB
|
62 KB
|
+93% |
| L2 Cache |
14 MiB
|
2 MiB
|
+86.4% |
| L3 Cache |
19 MiB
|
-- | |
| Memory Channels |
4
|
-- | |
| Maximum Memory |
128 GB
|
-- | |
| Max Bandwidth |
79 GB/s
|
-- | |
| PCIe Lanes |
44
|
-- | |
| Max CPUs |
1
|
-- | |
| TDP (lower is better) |
165 W
|
25 W
|
84.8% more |
| Process (lower is better) |
14 nm
|
28 nm
|
50% less |
| Specification | Core i9-9940X | Sempron 3850 |
|---|---|---|
| Designer | Intel | AMD |
| Family | Core | -- |
| Series | i9-9000 | -- |
| Model Number | i9-9940X | -- |
| Microarchitecture | Skylake | -- |
| Core Name | Skylake X Refresh | Kabini |
| Core Family | 6 | -- |
| Socket | Socket | Socket AM1 |
| Package | FCLGA-2066 | µOPGA-721 |
| Chipset | Lewisburg | -- |
| Memory Type | DDR4-2666 | DDR3 |
| ECC Support | No | -- |
| PCIe Revision | 3.0 | -- |
| PCIe Configuration | x16, x8, x4 | -- |
| Market Segment | Desktop | Desktop |
| Release Price | $1,387.00 | -- |
| Locked Multiplier | No | Yes |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Socket
Package
Chipset
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Release Price
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Core i9-9940X | Sempron 3850 |
|---|---|---|
| Process | 14 nm | 28 nm |
| Die Area | 484 mm² | 107 mm² |
| Manufacturer | Intel | GlobalFoundries |
| Technology | CMOS | -- |
| Word Size | 64-bit | -- |
| ISA | x86-64 (x86) | -- |
Process
Die Area
Manufacturer
Technology
Word Size
ISA
Supported instruction set extensions comparison
| Extension | Core i9-9940X | Sempron 3850 |
|---|---|---|
| 3DNow! | ||
| ABM | ||
| ADX | ||
| AES | ||
| AMD-V | ||
| AVX | ||
| AVX-512 | ||
| AVX-512 | ||
| AVX2 | ||
| AVX512BW | ||
| AVX512CD | ||
| AVX512DQ | ||
| AVX512F | ||
| AVX512VL | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| MMX | ||
| NX | ||
| PowerNow! | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SMM | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSE4a | ||
| SSSE3 | ||
| TBMT 3.0 | ||
| TBT 1.0 | ||
| TBT 2.0 | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| vPro | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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