This is still highly unconfirmed, but some websites have published the following list, claiming that it is the final hardware specs of Nintendo's upcoming Wii successor which is still being developed under the codename "Project Café."
The specs are well above those of the Xbox 360 and the PlayStation 3, but they are not high enough to guarantee it'll compete with Microsoft's and Sony's next generation of consoles in terms of raw power.
Graphics:
Custom AMD RV770 Chip "WOLF" @ 766Mhz on 32nm process
1398 Gflops
CPU:
Custom IBM Power 6 Chip "FOX" on 32nm process
4 cores, each two way SMT-capable and clocked at 3.5 GHz
175.9 GFLOPS theoretical peak performance (single-precision)
87.6 GFLOPS theoretical peak performance (double-precision)
Memory:
512 MB XDR2 DRAM main memory
+ 1024 GDDR5 video memory
+ 16 MB eDRAM
Storage:
2.5-inch SATA hard drive with 250 GB / 320 GB capacity
Expanded storage via SD and SDHC card memory (up to 64 GB)
Media:
Custom Blu-ray Disc, up to 50 GB
Compatible with 7 cm Nintendo GameCube Game Disc and 12 cm Wii Optical Disc
Display:
Video output formats
Composite video: 480i, 576i (PAL)
S-Video: 480i, 576i (PAL)
RGB SCART: 480i, 576i (PAL)
Component (YPBPR): 480i, 576i (PAL), 480p, 576p, 720p, 1080i, 1080p
D-Terminal: 480i (D1), 480p (D2), 720p (D4), 1080i (D3), 1080p (D5)
HDMI: 480p, 576p, 720p, 1080i, 1080p