[x264-devel] PIII - cpu-detect bug(?)

Николай Попов nikolay.popov at mail.ru
Sun Feb 6 22:14:03 CET 2011


Sametimes i use x264.exe on my old Celeron - S 1600 Mhz comp (PIII)
OS: WinXP SP2

But x264 cant recognize ability tu use SSE extentions - i see report about MMX only:

=====X264-log:====
x264 [info] using cpu capabilities: MMX2 Cache32
======================================

===== ZCPU-log: ===
Processor 1			ID = 0
Name			Intel Celeron
	Codename		Tualatin
	Specification		Intel(R) Celeron(TM) CPU                1100MHz
	Package (platform ID)	Socket 370 FC-PGA2 (0x4)
	CPUID			6.B.1
	Extended CPUID		6.B
	Brand ID		3
	Core Stepping		tA1
	Technology		0.13 um
	Core Speed		1596.0 MHz
	Multiplier x FSB	11.0 x 145.1 MHz
	Stock frequency		1100 MHz
	Instructions sets	MMX, SSE
	L1 Data cache		16 KBytes, 4-way set associative, 32-byte line size
	L1 Instruction cache	16 KBytes, 4-way set associative, 32-byte line size
	L2 cache		256 KBytes, 8-way set associative, 32-byte line size
	FID/VID Control		no
========================================================

Thank you.


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