AMD Radeon RX 460 Mobile vs NVIDIA GeForce GTX 660

Graphics Processor

GPU model Baffin GK106
GPU variant Baffin XT GK106-400-A1
Architecture GCN 4.0 Kepler
Foundry GlobalFoundries TSMC
Manufacturing process 14 nm 28 nm
Number of transistors 3,000 million 2,540 million
Die size 123 mm² 221 mm²

Mobile graphics

Release date Aug 8th, 2016
Generation Mobility Radeon (RX M400)
Production Active
Interface MXM-B (3.0)
Predecessor Crystal System

Clocks

Base clock 1000 MHz 980 MHz
Boost clock 1180 MHz 1032 MHz
Memory clock 1250 MHz 5 Gbps effective 1502 MHz 6 Gbps effective

Memory Configuration

Memory size 4 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 192 bit
Bandwidth 80.00 GB/s 144.2 GB/s

Render Configuration

Shading units 896 960
TMUs 56 80
ROPs 16 24
Compute units 14
Cache L1 16 KB (per CU) 16 KB (per SMX)
Cache L2 1024 KB 384 KB
SMX count 5

Performance

Pixel rate 18.88 GPixel/s 20.64 GPixel/s
Texture rate 66.08 GTexel/s 82.56 GTexel/s
FP16 (half) performance 2.115 TFLOPS (1:1)
FP32 (float) performance 2.115 TFLOPS 1.981 TFLOPS
FP64 (double) performance 132.2 GFLOPS (1:16) 82.56 GFLOPS (1:24)

Dimensions & Outputs

Slot width MXM Module Dual-slot
TDP 55 W 140 W
Outputs No outputs 2x DVI1x HDMI1x DisplayPort
Power connectors None 1x 6-pin
Length 241 mm 9.5 inches
Suggested PSU 300 W
Board number P2030

API Support & Features

DirectX 12 (12_0) 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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