AMD Radeon HD 6770M Mac Edition vs ATI Radeon 9800 XT Mac Edition

Table of Contents

Graphics Processor

GPU model Whistler R360
GPU variant Whistler XT (216-0810001) R360 (215R9RBKA11F)
Architecture TeraScale 2 Rage 9
Foundry TSMC TSMC
Manufacturing process 40 nm 150 nm
Number of transistors 716 million 117 million
Die size 104 mm² 218 mm²

Mobile graphics

Release date Jan 28th, 2011
Generation Vancouver (HD 6700M)
Production End-of-life
Interface MXM-A (3.0)
Predecessor Manhattan
Successor London

Clocks

GPU clock 725 MHz 412 MHz
Memory clock 900 MHz 3.6 Gbps effective 365 MHz 730 Mbps effective

Memory Configuration

Memory size 512 MB 256 MB
Memory type GDDR5 DDR
Memory bus width 128 bit 256 bit
Bandwidth 57.60 GB/s 23.36 GB/s

Render Configuration

Shading units 480
TMUs 24 8
ROPs 8 8
Compute units 6
Cache L1 8 KB (per CU)
Cache L2 256 KB
Pixel shaders 8
Vertex shaders 4

Performance

Pixel rate 5.800 GPixel/s 3.296 GPixel/s
Texture rate 17.40 GTexel/s 3.296 GTexel/s
FP32 (float) performance 696.0 GFLOPS
Vertex rate 412.0 MVertices/s

Dimensions & Outputs

Slot width MXM Module Single-slot
TDP 35 W 60 W
Outputs No outputs 2x DVI
Suggested PSU 250 W
Power connectors None

API Support & Features

DirectX 11.2 (11_0) 9.0
OpenGL 4.4 2.0
OpenCL 1.2
Vulkan
Shader model 5.0
Pixel shader 2.0
Vertex shader 2.0

Other Features

Graphics Card

Release date Mar 14th, 2004
Generation Radeon R300
Production End-of-life
Interface AGP Pro 8x
Reviews 20 in our database
Predecessor Radeon R200
Successor Radeon R400 AGP

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