AMD Radeon R9 270 vs AMD Radeon RX 460 Mobile

Table of Contents

Graphics Processor

GPU model Curacao Baffin
GPU variant Curacao PRO (215-0848000) Baffin XT
Architecture GCN 1.0 GCN 4.0
Foundry TSMC GlobalFoundries
Manufacturing process 28 nm 14 nm
Number of transistors 2,800 million 3,000 million
Die size 212 mm² 123 mm²

Graphics Card

Release date Nov 13th, 2013
Generation Volcanic Islands
Production End-of-life
Launch price 179 USD
Interface PCIe 3.0 x16
Reviews 32 in our database
Predecessor Sea Islands
Successor Pirate Islands

Clocks

Base clock 900 MHz 1000 MHz
Boost clock 925 MHz 1180 MHz
Memory clock 1400 MHz 5.6 Gbps effective 1250 MHz 5 Gbps effective

Memory Configuration

Memory size 2 GB 4 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 128 bit
Bandwidth 179.2 GB/s 80.00 GB/s

Render Configuration

Shading units 1280 896
TMUs 80 56
ROPs 32 16
Compute units 20 14
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 1024 KB

Performance

Pixel rate 29.60 GPixel/s 18.88 GPixel/s
Texture rate 74.00 GTexel/s 66.08 GTexel/s
FP32 (float) performance 2.368 TFLOPS 2.115 TFLOPS
FP64 (double) performance 148.0 GFLOPS (1:16) 132.2 GFLOPS (1:16)
FP16 (half) performance 2.115 TFLOPS (1:1)

Dimensions & Outputs

Slot width Dual-slot MXM Module
Length 210 mm 8.3 inches
TDP 150 W 55 W
Suggested PSU 450 W
Outputs 2x DVI1x HDMI1x DisplayPort No outputs
Power connectors 1x 6-pin None
Board number C630, C631, C632

API Support & Features

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

Other Features

Mobile graphics

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

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