Wii:
Processors:
CPU: PowerPC-based "Broadway" processor, made with a 90 nm SOI CMOS process, reportedly† clocked at 729 MHz
GPU: ATI "Hollywood" GPU made with a 90 nm CMOS process,[129] reportedly† clocked at 243 MHz[128]
Memory:
88 MB main memory (24 MB "internal" 1T-SRAM integrated into graphics package, 64 MB "external" GDDR3 SDRAM)
3 MB embedded GPU texture memory and framebuffer.
3DS:
Processors:
CPU: custom ARM11/Nintendo Dual-core CPU @800MHz/core
GPU: DMP: PICA200 @ 268MHz Single-core
GPU specs:
- 65 nm Single Core [7](max. clock frequency 400 MHz)
- Power consumption: 0.5-1.0 mW/MHz[2]
- Frame Buffer max. 4095×4095 pixels
- Supported pixel formats: RGBA 4-4-4-4, RGB 5-6-5, RGBA 5-5-5-1, RGBA 8-8-8-8
- Vertex program (ARB_vertex_program)
- Render-to-Texture
- MipMap
- Bilinear texture filtering
- Alpha blending
- Full-scene anti-aliasing (2×2)
- Polygon offset
- 8-bit stencil buffer
- 24-bit depth buffer
- Single/Double/Triple buffer
- DMP's MAESTRO-2G technology
- per pixel lighting
- procedural texture
- refraction mapping
- subdivision primitive
- shadow
- gaseous object rendering
Memory: 128MB FCRAM (32MB OS 96MB graphics)
Hope this helps in somewhat showing that the 3DS is equal/slightly more superior to the Wii!!! Also, I don't know why Vita fans are saying the Vita is HD when the screen is outputting sub-HD resolution?