Processor comparison
Intel Pentium 977 vs Intel Celeron 2955U
Intel
Intel Pentium 977
Intel BGA1023
1400 MHz
2 cores
Jan 2012
MOBILE
VS
Intel
Intel Celeron 2955U
Intel Socket G2 (988B)
1400 MHz
2 cores
Sep 2013
MOBILE
Summary
Synthetic performance index
- Intel Pentium 977100%
- Intel Celeron 2955U105%
Relative performance
Single thread performance index
- Intel Pentium 977100%
- Intel Celeron 2955U104%
Relative performance
Multi thread performance index
- Intel Pentium 977100%
- Intel Celeron 2955U105%
Relative performance
Reasons to consider the Intel Pentium 977
Reasons to consider the Intel Celeron 2955U
- 5% higher multi threaded performance.
- This is a newer product, it might have better application compatibility/performance (check features chart below).
- Around 5% higher average synthetic performance.
Gaming
HWSpot recommends the Intel Celeron 2955U
Based on game and synthetic benchmarks, and theoretical specifications.
Productivity
No clear winner declared
Specifications
Features
| Intel Pentium 977 | Intel Celeron 2955U |
|---|
| MMX | | |
| SSE | | |
| SSE2 | | |
| SSE3 | | |
| SSSE3 | | |
| SSE4.1 | | |
| SSE4.2 | | |
| Enhanced Intel SpeedStep Technology (EIST) | | |
| Intel 64 | | |
| XD bit (an NX bit implementation) | | |
| Smart Cache. | | |
| EIST | | |
| 64-bit | | |
| XD bit | | |
| VT-x | | |
| Smart Cache | | |
Architecture
| Intel Pentium 977 | Intel Celeron 2955U |
|---|
| Architecture | Intel_SandyBridge | Intel_Haswell |
| Market | Mobile | Mobile |
| Memory Support | DDR3 | DDR3 |
| Codename | Sandy Bridge | Haswell |
| Release Date | Jan 2012 | Sep 2013 |
Cores
| Intel Pentium 977 | Intel Celeron 2955U |
|---|
| Cores | 2 | 2 |
| Threads | 2 | 2 |
| SMPs | 1 | 1 |
| Integrated Graphics | Intel HD (Sandy Bridge) | Intel HD |
Cache
| Intel Pentium 977 | Intel Celeron 2955U |
|---|
| L1 Cache | 64 KB (per core) | 64 KB (per core) |
| L2 Cache | 256 KB (per core) | 256 KB (per core) |
| L3 Cache | 2048 KB (shared) | 2048 KB (shared) |
Physical
| Intel Pentium 977 | Intel Celeron 2955U |
|---|
| Socket | Intel BGA1023 | Intel Socket G2 (988B) |
| Max Case Temp | unknown | 105°C |
| Package | rPGA | FC-PGA12F |
| Die Size | 131mm² | 118mm² |
| Process | 32 nm | 22 nm |
Performance
| Intel Pentium 977 | Intel Celeron 2955U |
|---|
| Cpu Frequency | 1400 MHz | 1400 MHz |
| Turbo Clock | none | none |
| Base Clock | 100 MHz | 100 MHz |
| Voltage | unknown | unknown |
| TDP | 17 W | 15 W |
Raw performance index
Raw single-thread performance estimation
- Intel Pentium 9771400 points
- Intel Celeron 2955U1568 points
Points - higher is better
Raw multi-thread performance estimation
- Intel Pentium 9772800 points
- Intel Celeron 2955U3136 points
Points - higher is better
Synthetic benchmarks
3DMark06 CPU
- Intel Pentium 9771435
- Intel Celeron 2955U1520
points - higher is better
Cinebench R11.5 CPU Single 64Bit
- Intel Pentium 9770.56
- Intel Celeron 2955U0.61
points - higher is better
Cinebench R11.5 64Bit
- Intel Pentium 9771.08
- Intel Celeron 2955U1.14
points - higher is better
SuperPI 1M
- Intel Pentium 97727
- Intel Celeron 2955U27
seconds - lower is better
wPrime 32
- Intel Pentium 97756
- Intel Celeron 2955U53.18
seconds - lower is better
WinRAR 4.0
- Intel Pentium 9771059
- Intel Celeron 2955U1054
MB/s - higher is better
TrueCrypt AES
- Intel Pentium 9770.11
- Intel Celeron 2955U0.13
GB/s
TrueCrypt Twofish
- Intel Pentium 9770.09
- Intel Celeron 2955U0.09
GB/s