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 #985
Rank #177
Ryzen Threadripper PRO 3955WX wins by 21.7% (Rank #985 vs #177)
Out of 2,060 results in the database
Rank #1,036
Rank #306
Ryzen Threadripper PRO 3955WX wins by 17.7% (Rank #1036 vs #306)
Out of 2,060 results in the database
Rank #752
Rank #135
Ryzen Threadripper PRO 3955WX wins by 27% (Rank #752 vs #135)
Out of 1,771 results in the database
Rank #116
Number Crunching not available for both processors.
Out of 1,771 results in the database
Rank #82
Data Processing not available for both processors.
Out of 1,771 results in the database
Rank #98
Physics & Compute not available for both processors.
Side-by-side comparison of key specifications
| Specification | Core i7 975 | Ryzen Threadripper PRO 3955WX | Diff |
|---|---|---|---|
| Cores |
4
|
16
|
-75% |
| Threads |
8
|
32
|
-75% |
| Base Frequency |
3,330 MHz
|
3,900 MHz
|
-14.6% |
| Clock Multiplier | -- |
39x
|
|
| L1 Cache | -- |
62 KB
|
|
| L2 Cache | -- |
0 MiB
|
|
| Memory Channels |
3
|
-- | |
| Maximum Memory |
0 GB
|
-- | |
| Max Bandwidth |
26 GB/s
|
-- | |
| PCIe Lanes |
16
|
-- | |
| Max CPUs |
1
|
-- | |
| TDP (lower is better) |
130 W
|
280 W
|
53.6% less |
| Process (lower is better) |
45 nm
|
7 nm
|
84.4% more |
| Specification | Core i7 975 | Ryzen Threadripper PRO 3955WX |
|---|---|---|
| Designer | Intel | AMD |
| Model Number | i7-975 | -- |
| Core Name | -- | Castle Peak |
| Socket | FCLGA1366 | Socket WRX8 |
| Package | -- | sWRX8 |
| Memory Type | DDR3 800/1066 | DDR4 |
| ECC Support | No | -- |
| PCIe Revision | 2.0 | -- |
| PCIe Configuration | Up to 1x16, 2x8, 1x8+2x4 | -- |
| Market Segment | -- | Desktop |
| Locked Multiplier | -- | Yes |
Designer
Model Number
Core Name
Socket
Package
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Core i7 975 | Ryzen Threadripper PRO 3955WX |
|---|---|---|
| Process | 45 nm | 7 nm |
| Die Area | -- | 74 mm² |
| Transistor Count | -- | 7,600 |
| Manufacturer | -- | TSMC |
| Word Size | 64-bit | -- |
Process
Die Area
Transistor Count
Manufacturer
Word Size
Integrated GPU specifications comparison
| Specification | Core i7 975 | Ryzen Threadripper PRO 3955WX |
|---|---|---|
| GPU | HD Graphics 2000 | -- |
| GPU Designer | Intel | -- |
| GPU Max Frequency | 1100 MHz | -- |
GPU
GPU Designer
GPU Max Frequency
Supported instruction set extensions comparison
| Extension | Core i7 975 | Ryzen Threadripper PRO 3955WX |
|---|---|---|
| AES | ||
| AMD-V | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| EIST | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| MMX | ||
| SHA | ||
| SIPP | ||
| SMEP | ||
| SMT | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSE4a | ||
| SSSE3 | ||
| Secure Key | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| XFR 2 | ||
| vPro | ||
| x86-64 |
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