MS这次显然不如SONY的准备充分，只是抢在PS3前头公布了主机的规格和图片，而刚刚公布的主机网站WWW.XBOX360.COM也没什么东西，只有主机的几个FLASH图片可以看看。

Xbox 360 System Performance Specifications

• Three symmetrical cores running at 3.2 GHz each
• Two hardware threads per core; six hardware threads total
• VMX-128 vector unit per core; three total
• 128 VMX-128 registers per hardware thread
• 1 MB L2 cache

• 9 billion dot product operations per second

• 10 MB of embedded DRAM
• 48-way parallel floating-point dynamically scheduled shader pipelines
• Unified shader architecture

• 500 million triangles per second

• 16 gigasamples per second fill rate using 4x MSAA

• 48 billion shader operations per second

• 512 MB of 700 MHz GDDR3 RAM
• Unified memory architecture

• 22.4 GB/s memory interface bus bandwidth
• 256 GB/s memory bandwidth to EDRAM
• 21.6 GB/s front-side bus

• 1 teraflop

• Detachable and upgradeable 20GB hard drive
• 12x dual-layer DVD-ROM
• Memory Unit support starting at 64 MB

• Support for up to four wireless game controllers
• Three USB 2.0 ports
• Two memory unit slots

• Instant, out-of-the-box access to Xbox Live features with broadband service, including Xbox Live Marketplace for downloadable content, gamer profile for digital identity, and voice chat to talk to friends while playing games, watching movies, or listening to music
• Built-in Ethernet port
• Wi-Fi ready: 802.11a, 802.11b, and 802.11g
• Video camera ready

• Support for DVD-Video, DVD-ROM, DVD-R/RW, DVD+R/RW, CD-DA, CD-ROM, CD-R, CD-RW, WMA CD, MP3 CD, JPEG Photo CD
• Ability to stream media from portable music devices, digital cameras and Windows XP-based PCs
• Ability to rip music to the Xbox 360 hard drive
• Custom playlists in every game
• Built-in Media Center Extender for Windows XP Media Center Edition 2005
• Interactive, full-screen 3-D visualizers

• All games supported at 16:9, 720p, and 1080i, anti-aliasing
• Standard-definition and high-definition video output supported

• Multi-channel surround sound output
• Supports 48KHz 16-bit audio
• 320 independent decompression channels
• 32-bit audio processing
• Over 256 audio channels

• Stands vertically or horizontally

• Interchangeable to personalize the console

索尼电子娱乐部（简称SCE）于美国时间5月16日下午3点（北京时间5月17日凌晨4点）在美国召开新闻发布会，首次正式发表Playstation.3主机以及具体参数等相关情报。

官方公布了PS3具体硬件参数，如下：

CPU：Cell 3.2Ghz  每秒2.18T浮点运算
内存/显存：256MB XDR at 3.2GHz / 256MB GDDR VRAM at 700Mhz
硬盘：可拆卸式2.5寸小硬盘
光驱：蓝光DVD 支持Blu-Ray/CR-ROM/CDR+W/DVD/DVD-ROM/DVD-R/DVD+R
扩展：支持 记忆棒Memory stick Duo / SD / CF
　　　2个 HDMI 输出 / 1个 AV Multi 输出 / 1个SPDIF光纤输出
　　　6个 USB 2.0 插口
　　　7个蓝牙无线控制器插口
　　　兼容PSone以及PS2游戏软件

索尼PS3详细规格如下：

CPU Cell Processor
PowerPC-base Core @3.2GHz
1 VMX vector unit per core
512KB L2 cache
7 x SPE @3.2GHz
7 x 128b 128 SIMD GPRs
7 x 256KB SRAM for SPE
* 1 of 8 SPEs reserved for
redundancy
total floating point
performance: 218 GFLOPS
GPU RSX @550MHz
1.8 TFLOPS floating point
performance
Full HD (up to 1080p) x 2
channels
Multi-way programmable parallel
floating point shader
pipelines
Sound Dolby 5.1ch, DTS, LPCM, etc. (Cell-
base processing)
Memory 256MB XDR Main RAM @3.2GHz
256MB GDDR3 VRAM @700MHz
System Bandwidth Main RAM 25.6GB/s
VRAM 22.4GB/s
RSX 20GB/s (write) + 15GB/s
(read)
###### 2.5GB/s (write) +
2.5GB/s (read)
System Floating Point Performance 2 TFLOPS
Storage HDD Detachable 2.5" HDD slot x 1
I/O USB Front x 4, Rear x 2 (USB2.0)
Memory Stick standard/Duo, PRO x 1
SD standard/mini x 1
CompactFlash (Type I, II) x 1
Communication Ethernet (10BASE-T, 100BASE-TX, 1000BASE-T)
x 3 (input x 1 + output x 2)
Wi-Fi IEEE 802.11 b/g
Bluetooth Bluetooth 2.0 (EDR)
Controller Bluetooth (up to 7)
USB2.0 (wired)
Wi-Fi (PSP®)
Network (over IP)
AV Output Screen size 480i, 480p, 720p,
1080i, 1080p
HDMI HDMI out x 2
Analog AV MULTI OUT x 1
Digital audio DIGITAL OUT
(OPTICAL) x 1
Disc media CD PlayStation® CD-ROM
* read only PlayStation®2 CD-ROM
CD-DA CD-DA (ROM), CD-R,
CD-RW
SACD SACD Hybrid (CD
layer), SACD HD
DualDisc DualDisc (audio
side), DualDisc
(DVD side)
DVD PlayStation®2 DVD-ROM
PLAYSTATION®3 DVD-ROM
DVD-Video DVD-ROM, DVD-R,
DVD-RW, DVD+R,
DVD+RW
Blu-ray Disc PLAYSTATION®3 BD-ROM
BD-Video BD-ROM, BD-R,
BD-RE