Processor comparison
AMD Phenom II X4 840 vs AMD A10-7700K
AMD
AMD Phenom II X4 840
AMD Socket AM3
3200 MHz
4 cores
Jan 2011
DESKTOP
VS
AMD
AMD A10-7700K
AMD Socket FM2
3500 MHz
4 cores
Jan 2014
DESKTOP
Summary
Synthetic performance index
- AMD Phenom II X4 840100%
- AMD A10-7700K118%
Relative performance
Single thread performance index
- AMD Phenom II X4 840100%
- AMD A10-7700K126%
Relative performance
Multi thread performance index
- AMD Phenom II X4 840100%
- AMD A10-7700K110%
Relative performance
Reasons to consider the AMD Phenom II X4 840
Reasons to consider the AMD A10-7700K
- Much higher single threaded performance (around 26% higher), makes a noticeable performance difference in gaming and the majority of applications.
- 10% higher multi threaded performance.
- This is a newer product, it might have better application compatibility/performance (check features chart below).
- Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the AMD Phenom II X4 840.
- Around 18% higher average synthetic performance.
Gaming
HWSpot recommends the AMD A10-7700K
Based on game and synthetic benchmarks, and theoretical specifications.
Productivity
No clear winner declared
Specifications
Features
| AMD Phenom II X4 840 | AMD A10-7700K |
|---|
| MMX | | |
| 3DNow! | | |
| SSE | | |
| SSE2 | | |
| SSE3 | | |
| SSE4A | | |
| AMD64 | | |
| NX bit | | |
| AMD Virtualization | | |
| CnQ | | |
| AMD-V | | |
Architecture
| AMD Phenom II X4 840 | AMD A10-7700K |
|---|
| Architecture | AMD K10 | AMD Steamroller |
| Market | Desktop | Desktop |
| Memory Support | DDR3 | DDR3 |
| Codename | Propus | Kaveri |
| Release Date | Jan 2011 | Jan 2014 |
Cores
| AMD Phenom II X4 840 | AMD A10-7700K |
|---|
| Cores | 4 | 4 |
| Threads | 4 | 4 |
| SMPs | 1 | 1 |
| Integrated Graphics | No | Radeon R7 |
Cache
| AMD Phenom II X4 840 | AMD A10-7700K |
|---|
| L1 Cache | 128 KB (per core) | 128 KB (per core) |
| L2 Cache | 512 KB (per core) | 1024 KB (per core) |
| L3 Cache | 0 KB | 0 KB |
Physical
| AMD Phenom II X4 840 | AMD A10-7700K |
|---|
| Socket | AMD Socket AM3 | AMD Socket FM2 |
| Max Case Temp | unknown | 74°C |
| Package | uPGA | uPGA |
| Die Size | 169mm² | 246mm² |
| Process | 45 nm | 28 nm |
Performance
| AMD Phenom II X4 840 | AMD A10-7700K |
|---|
| Cpu Frequency | 3200 MHz | 3500 MHz |
| Turbo Clock | none | 3800 MHz |
| Base Clock | 200 MHz | 100 MHz |
| Voltage | 1.4 V | 1.475 V |
| TDP | 95 W | 95 W |
Raw performance index
Raw single-thread performance estimation
- AMD Phenom II X4 8402016 points
- AMD A10-7700K2394 points
Points - higher is better
Raw multi-thread performance estimation
- AMD Phenom II X4 8408064 points
- AMD A10-7700K7497 points
Points - higher is better
Synthetic benchmarks
GeekBench 3 (32-bit Multi Core)
- AMD Phenom II X4 8405504
- AMD A10-7700K6101
points - higher is better
GeekBench 3 (32-bit Single Core)
- AMD Phenom II X4 8401627
- AMD A10-7700K2061
points - higher is better