AMD Radeon HD 6490M vs NVIDIA GeForce GTS 260M

Table of Contents

Graphics Processor

GPU model Seymour GT215
GPU variant Seymour XTX (216-0810005) N10E-GS
Architecture TeraScale 2 Tesla 2.0
Foundry TSMC TSMC
Manufacturing process 40 nm 40 nm
Number of transistors 370 million 727 million
Die size 67 mm² 144 mm²

Mobile graphics

Release date Jan 4th, 2011 Jun 15th, 2009
Generation Vancouver (HD 6400M) GeForce 200M
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Predecessor Manhattan GeForce 100M
Successor London GeForce 300M

Clocks

GPU clock 800 MHz 550 MHz
Memory clock 800 MHz 3.2 Gbps effective 900 MHz 3.6 Gbps effective
Shader clock 1375 MHz

Memory Configuration

Memory size 512 MB 1024 MB
Memory type GDDR5 GDDR5
Memory bus width 64 bit 128 bit
Bandwidth 25.60 GB/s 57.60 GB/s

Render Configuration

Shading units 160 96
TMUs 8 32
ROPs 4 8
Compute units 2
Cache L1 8 KB (per CU)
Cache L2 128 KB 64 KB
SM count 12

Performance

Pixel rate 3.200 GPixel/s 4.400 GPixel/s
Texture rate 6.400 GTexel/s 17.60 GTexel/s
FP32 (float) performance 256.0 GFLOPS 264.0 GFLOPS

Dimensions & Outputs

TDP unknown 38 W
Outputs No outputs No outputs

API Support & Features

DirectX 11.2 (11_0) 11.1 (10_1)
OpenGL 4.4 3.3
OpenCL 1.2 1.1
Vulkan
Shader model 5.0 4.1
CUDA 1.2

Other Features

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