AMD Phenom II X6 1055T (95W) vs AMD Phenom II X4 945 (95W)

Comparative analysis of AMD Phenom II X6 1055T (95W) and AMD Phenom II X4 945 (95W) processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility. Benchmark processor performance analysis: 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Phenom II X6 1055T (95W)

AMD Phenom II X4 945 (95W)

Differences

Reasons to consider the AMD Phenom II X6 1055T (95W)

CPU is newer: launch date 10 month(s) later
2 more cores, run more applications at once: 6 vs 4
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 56% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 5.563 vs 3.576
Around 10% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 15.951 vs 14.5
Around 38% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.293 vs 0.212
Around 44% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 0.569 vs 0.394
Around 39% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 5.726 vs 4.125

Specifications (specs)
Launch date	May 2010 vs July 2009
Number of cores	6 vs 4
L1 cache	128 KB (per core) vs 128 KB (per core)
L2 cache	512 KB (per core) vs 512 KB (per core)
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	5.563 vs 3.576
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	15.951 vs 14.5
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.293 vs 0.212
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.569 vs 0.394
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	5.726 vs 4.125

Reasons to consider the AMD Phenom II X4 945 (95W)

Around 7% higher clock speed: 3 GHz vs 2.8 GHz

Maximum frequency	3 GHz vs 2.8 GHz

Compare benchmarks

CPU 1: AMD Phenom II X6 1055T (95W)
CPU 2: AMD Phenom II X4 945 (95W)

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

5.563

3.576

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

15.951

14.5

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.293

0.212

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

0.569

0.394

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

5.726

4.125

Name	AMD Phenom II X6 1055T (95W)	AMD Phenom II X4 945 (95W)
3DMark Fire Strike - Physics Score	0	0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	5.563	3.576
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	15.951	14.5
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.293	0.212
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.569	0.394
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	5.726	4.125
Geekbench 4 - Single Core		399
Geekbench 4 - Multi-Core		1333

Compare specifications (specs)

	AMD Phenom II X6 1055T (95W)	AMD Phenom II X4 945 (95W)
Essentials
Architecture codename	Thuban	Deneb
Launch date	May 2010	July 2009
Place in performance rating	3250	3251
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	346 mm	258 mm
L1 cache	128 KB (per core)	128 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
L3 cache	6144 KB (shared)	6144 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum frequency	2.8 GHz	3 GHz
Number of cores	6	4
Transistor count	904 million	758 million
Memory
Supported memory types	DDR3	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM3
Thermal Design Power (TDP)	95 Watt	95 Watt