AMD Radeon HD 6490M Mac Edition vs NVIDIA GeForce 9800M GTS

Table of Contents

Graphics Processor

GPU model Seymour G94
GPU variant Seymour XTX (216-0810005) NB9E-GT1
Architecture TeraScale 2 Tesla
Foundry TSMC TSMC
Manufacturing process 40 nm 65 nm
Number of transistors 370 million 505 million
Die size 67 mm² 240 mm²

Mobile graphics

Release date May 2nd, 2011 Aug 21st, 2008
Generation Vancouver (HD 6400M) GeForce 9M (9800M)
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Predecessor Manhattan GeForce 8M
Successor London GeForce 100M

Clocks

GPU clock 750 MHz 600 MHz
Memory clock 794 MHz 3.2 Gbps effective 800 MHz 1600 Mbps effective
Shader clock 1500 MHz

Memory Configuration

Memory size 256 MB 1024 MB
Memory type GDDR5 GDDR3
Memory bus width 64 bit 256 bit
Bandwidth 25.41 GB/s 51.20 GB/s

Render Configuration

Shading units 160 64
TMUs 8 32
ROPs 4 16
Compute units 2
Cache L1 8 KB (per CU)
Cache L2 128 KB 64 KB
SM count 8

Performance

Pixel rate 3.000 GPixel/s 9.600 GPixel/s
Texture rate 6.000 GTexel/s 19.20 GTexel/s
FP32 (float) performance 240.0 GFLOPS 192.0 GFLOPS

Dimensions & Outputs

TDP unknown 75 W
Outputs No outputs No outputs
Board number E569

API Support & Features

DirectX 11.2 (11_0) 11.1 (10_0)
OpenGL 4.4 3.3
OpenCL 1.2 1.1
Vulkan
Shader model 5.0 4.0
CUDA 1.1

Other Features

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