AMD Phenom II X4 955
Top 55%201 points
Top 55%
Total clock speed
Number of CPUs
lowmidhigh
Top 90%
203 CPUs
10.67GHz - 16GHz
NaN% of all CPUsYes
No
total clock speed
CPU threads
semiconductor size
number of transistors
RAM speed
thermal design power (TDP)
4 x 3.2
GHz
AMD Opteron 6220
8 x 8GHz
Best

AMD Phenom II X4 955: 32 facts and highlights

1. total clock speed

4 x 3.2GHz
AMD Opteron 6220: 24 x 8GHz
148
0

2. RAM speed

It can support faster memory, which will give quicker system performance.
1333MHz
Samsung Exynos 7420: 2873MHz
104
0

3. CPU threads

More threads result in faster performance and better multitasking.
4
Intel Xeon E7-8890 v4: 48
65
0

4. semiconductor size

A smaller size indicates that the process to create the chip is newer.
45nm
MediaTek Helio X30: 10nm
64
0

5. L1 cache

A larger L1 cache results in faster CPU and system-wide performance.
512KB
AMD Opteron 6180 SE: 1536KB
62
0

6. thermal design power (TDP)

The thermal design power (TDP) is the maximum amount of power the cooling system needs to dissipate. A lower TDP typically means that it consumes less power.
125W
Intel Atom Z670: 3W
61
0

7. PassMark result

This benchmark measures the performance of the CPU using multiple threads.
4023
Qualcomm Snapdragon 805 APQ8084: 17470
61
0

8. L2 cache

A larger L2 cache results in faster CPU and system-wide performance.
2MB
AMD Opteron 6380: 16MB
60
0

9. L2 core

More data can be stored in the L2 cache for access by each core of the CPU.
0.5MB/core
Intel Core i5-4200Y: 2.5MB/core
56
0

10. GeekBench result

This is a cross-platform benchmark that measures the performance of the CPU. (Source: Primate Labs, 2017)
6130
Intel Core i7-4960X: 22113
55
0

11. maximum memory bandwidth

This is the maximum rate that data can be read from or stored into memory.
21.3GB/s
Intel Xeon E5504: 192.2GB/s
54
0

12. Has an unlocked multiplier

Some processors come with an unlocked multiplier which makes them easy to overclock, allowing you to gain increased performance in games and other applications.
AMD Phenom II X4 955
7% have it
45
0

13. number of transistors

A higher transistor count generally indicates a newer, more powerful processor.
758 million
Nvidia Tegra K1 (64-bit): 7100 million
43
0

14. Supports 64-bit

A 32-bit operating system can only support up to 4GB of RAM. 64-bit allows more than 4GB, giving increased performance. It also allows you to run 64-bit applications.
AMD Phenom II X4 955
84% have it
42
0

15. memory channels

More memory channels increases the speed of data transfer between the memory and the CPU.
2
Intel Core i7-3960X: 4
40
0

16. L3 cache

A larger L3 cache results in faster CPU and system-wide performance.
6MB
Intel Xeon E7-8890 v4: 60MB
40
0

17. PassMark result (single)

This benchmark measures the performance of the CPU using a single thread.
1121
Intel Core i7-4790K: 2546
40
0

18. PCI Express (PCIe) version

PCI Express (PCIe) is a high speed expansion card standard, that connects the computer to it's peripherals. Newer versions can support more bandwidth and deliver better performance.
2
Intel Core i7-4770K: 3
40
0

19. L3 core

More data can be stored in the L3 cache for access by each core of the CPU.
1.5MB/core
Intel Xeon E7-8893 v4: 15MB/core
39
0

20. PassMark result (overclocked)

This benchmark measures the performance of the CPU whilst it is overclocked.
4754
Intel Core i7-5960X: 18948
38
0

21. performance per watt

This means the CPU is more efficient, giving a greater amount of performance for each watt of power used.
49
Intel Core i7-4720HQ: 396.87
35
0

22. Supports hardware-assisted virtualization

It is easier to obtain better performance when using virtualization if it is hardware-assisted.
AMD Phenom II X4 955
88% have it
33
0

23. Has dynamic frequency scaling

Dynamic frequency scaling is a technology that allows the processor to conserve power and reduce noise when it is under a light load.
AMD Phenom II X4 955
95% have it
30
0

24. DivX encoding result

This benchmark tests to see how quickly the CPU can encode a DivX video using the XMPEG program.
44s
Intel Core i7-4960X: 18.7s
30
0

25. height

40mm
Apple A5 APL7498: 6mm
30
0

26. Cinebench 10 result

This benchmark measures the performance of the CPU using multiple threads.
13242
Intel Core i7-4960X: 38726
29
0

27. Has MMX

MMX is used to speed up tasks such as adjusting the contrast of an image or adjusting volume.
AMD Phenom II X4 955
74% have it
29
0

28. Cinebench 10 result (single)

This benchmark measures the performance of the CPU using a single thread.
3675
Intel Core i7-4790K: 8785
29
0

29. Has NX bit

NX bit helps protect the computer from malicious attacks.
AMD Phenom II X4 955
98% have it
28
0

30. clock multiplier

The clock multiplier controls the speed of the CPU.
16
Intel Core i7-4870HQ: 47
28
0

31. width

40mm
Apple A5 APL7498: 6mm
27
0

32. SSE version

SSE is used to speed up multimedia tasks such as editing an image or adjusting audio volume. Each new version contains new instructions and improvements.
4
Intel Core i7-4770K: 4.2
27
0

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