AMD Radeon R7 250 vs AMD Radeon R7 M460

Table of Contents

Graphics Processor

GPU model Cape Verde Meso
GPU variant Cape Verde PRO Meso XT (216-0867030)
Architecture GCN 1.0 GCN 3.0
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 1,500 million 1,550 million
Die size 123 mm² 125 mm²

Graphics Card

Release date Oct 8th, 2013
Generation Volcanic Islands
Production End-of-life
Interface PCIe 3.0 x16
Predecessor Sea Islands
Successor Pirate Islands

Clocks

GPU clock 700 MHz
Memory clock 900 MHz 1800 Mbps effective 900 MHz 1800 Mbps effective
Base clock 1100 MHz
Boost clock 1125 MHz

Memory Configuration

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

Render Configuration

Shading units 512 384
TMUs 32 24
ROPs 16 8
Compute units 8 6
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 256 KB 128 KB

Performance

Pixel rate 11.20 GPixel/s 9.000 GPixel/s
Texture rate 22.40 GTexel/s 27.00 GTexel/s
FP32 (float) performance 716.8 GFLOPS 864.0 GFLOPS
FP64 (double) performance 44.80 GFLOPS (1:16) 54.00 GFLOPS (1:16)
FP16 (half) performance 864.0 GFLOPS (1:1)

Dimensions & Outputs

Slot width Single-slot
Length 168 mm 6.6 inches
TDP 55 W unknown
Suggested PSU 250 W
Outputs 1x DVI1x HDMI1x DisplayPort No outputs
Power connectors None

API Support & Features

DirectX 12 (11_1) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2 1.2
Shader model 5.1 6.0

Other Features

Mobile graphics

Release date May 15th, 2016
Generation Crystal System (R7 M400)
Production End-of-life
Interface PCIe 3.0 x8
Predecessor Solar System
Successor Mobility Radeon

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