AMD Radeon HD 7670M Rebrand vs NVIDIA GeForce GT 735M

Table of Contents

Graphics Processor

GPU model Whistler GK208
GPU variant Whistler XT (216-0810001) N14M-LP
Architecture TeraScale 2 Kepler 2.0
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 716 million 1,020 million
Die size 104 mm² 87 mm²

Mobile graphics

Release date Jul 1st, 2012 Apr 1st, 2013
Generation London (HD 7600M) GeForce 700M
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 3.0 x8
Predecessor Vancouver GeForce 600M
Successor Solar System GeForce 800M

Clocks

GPU clock 600 MHz 575 MHz
Memory clock 900 MHz 1800 Mbps effective 900 MHz 1800 Mbps effective

Memory Configuration

Memory size 1024 MB 2 GB
Memory type GDDR3 DDR3
Memory bus width 128 bit 64 bit
Bandwidth 28.80 GB/s 14.40 GB/s

Render Configuration

Shading units 480 384
TMUs 24 32
ROPs 16 8
Compute units 6
Cache L1 8 KB (per CU) 16 KB (per SMX)
Cache L2 256 KB 512 KB
SMX count 2

Performance

Pixel rate 9.600 GPixel/s 4.600 GPixel/s
Texture rate 14.40 GTexel/s 18.40 GTexel/s
FP32 (float) performance 576.0 GFLOPS 441.6 GFLOPS
FP64 (double) performance 18.40 GFLOPS (1:24)

Dimensions & Outputs

TDP 20 W 33 W
Outputs No outputs No outputs
Slot width IGP

API Support & Features

DirectX 11.2 (11_0) 12 (11_0)
OpenGL 4.4 4.6
OpenCL 1.2 3.0
Vulkan 1.1
Shader model 5.0 5.1
CUDA 3.5

Other Features

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