AMD Radeon R7 240 vs AMD Radeon R7 340 OEM

Table of Contents

Graphics Processor

GPU model Oland Oland
GPU variant Oland LE
Architecture GCN 1.0 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 950 million 950 million
Die size 77 mm² 77 mm²

Graphics Card

Release date Oct 8th, 2013 May 5th, 2015
Generation Volcanic Islands Pirate Islands
Production End-of-life End-of-life
Launch price 69 USD
Interface PCIe 3.0 x8 PCIe 3.0 x8
Reviews 5 in our database
Predecessor Sea Islands Volcanic Islands
Successor Pirate Islands Arctic Islands

Clocks

Base clock 650 MHz 730 MHz
Boost clock 700 MHz 780 MHz
Memory clock 1150 MHz 4.6 Gbps effective 1000 MHz 4 Gbps effective

Memory Configuration

Memory size 2 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 128 bit
Bandwidth 73.60 GB/s 64.00 GB/s

Render Configuration

Shading units 320 384
TMUs 20 24
ROPs 8 8
Compute units 5 6
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 256 KB 256 KB

Performance

Pixel rate 5.600 GPixel/s 6.240 GPixel/s
Texture rate 14.00 GTexel/s 18.72 GTexel/s
FP32 (float) performance 448.0 GFLOPS 599.0 GFLOPS
FP64 (double) performance 28.00 GFLOPS (1:16) 37.44 GFLOPS (1:16)

Dimensions & Outputs

Slot width Single-slot Single-slot
Length 168 mm 6.6 inches
TDP 30 W 50 W
Suggested PSU 200 W 250 W
Outputs 1x DVI1x HDMI1x VGA 1x DVI1x HDMI1x VGA
Power connectors None None
Board number C552, C577

API Support & Features

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

Other Features

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