AMD Radeon Vega 8 Mobile vs NVIDIA GeForce GTX 660

Table of Contents

Graphics Processor

GPU model Picasso GK106
Architecture GCN 5.0 Kepler
Foundry GlobalFoundries TSMC
Manufacturing process 14 nm 28 nm
Number of transistors 4,940 million 2,540 million
Die size 210 mm² 221 mm²
GPU variant GK106-400-A1

Integrated Graphics

Release date Apr 8th, 2019
Generation Picasso (Vega Mobile)
Production Active
Interface IGP
Predecessor Raven Ridge
Successor Renoir

Clocks

Base clock 300 MHz 980 MHz
Boost clock 1200 MHz 1032 MHz
Memory clock System Shared 1502 MHz 6 Gbps effective

Memory Configuration

Memory size System Shared 2 GB
Memory type System Shared GDDR5
Memory bus width System Shared 192 bit
Bandwidth System Dependent 144.2 GB/s

Render Configuration

Shading units 512 960
TMUs 32 80
ROPs 8 24
Compute units 8
SMX count 5
Cache L1 16 KB (per SMX)
Cache L2 384 KB

Performance

Pixel rate 9.600 GPixel/s 20.64 GPixel/s
Texture rate 38.40 GTexel/s 82.56 GTexel/s
FP16 (half) performance 2.458 TFLOPS (2:1)
FP32 (float) performance 1,229 GFLOPS 1.981 TFLOPS
FP64 (double) performance 76.80 GFLOPS (1:16) 82.56 GFLOPS (1:24)

Dimensions & Outputs

Slot width IGP Dual-slot
TDP 15 W 140 W
Outputs No outputs 2x DVI1x HDMI1x DisplayPort
Length 241 mm 9.5 inches
Suggested PSU 300 W
Power connectors 1x 6-pin
Board number P2030

API Support & Features

DirectX 12 (12_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 2.1 3.0
Vulkan 1.2 1.1
Shader model 6.4 5.1
CUDA 3.0

Other Features

Graphics Card

Release date Sep 6th, 2012
Generation GeForce 600
Production End-of-life
Launch price 229 USD
Interface PCIe 3.0 x16
Reviews 77 in our database
Predecessor GeForce 500
Successor GeForce 700

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