AMD Radeon HD 7670A vs AMD Radeon R5 340 OEM

Table of Contents

Graphics Processor

GPU model Turks Oland
GPU variant Turks XT (215-0803000) Oland PRO (215-0837015)
Architecture TeraScale 2 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 716 million 950 million
Die size 118 mm² 77 mm²

Mobile graphics

Release date Jan 5th, 2012 —
Generation All-In-One (HD 7000) —
Production End-of-life —
Interface MXM-A (3.0) —

Clocks

GPU clock 600 MHz —
Memory clock 1000 MHz 4 Gbps effective 1150 MHz 4.6 Gbps effective
Base clock — 730 MHz
Boost clock — 780 MHz

Memory Configuration

Memory size 1024 MB 1024 MB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 64 bit
Bandwidth 64.00 GB/s 36.80 GB/s

Render Configuration

Shading units 480 384
TMUs 24 24
ROPs 8 8
Compute units 6 6
Cache L1 8 KB (per CU) 16 KB (per CU)
Cache L2 256 KB 128 KB

Performance

Pixel rate 4.800 GPixel/s 6.240 GPixel/s
Texture rate 14.40 GTexel/s 18.72 GTexel/s
FP32 (float) performance 576.0 GFLOPS 599.0 GFLOPS
FP64 (double) performance — 37.44 GFLOPS (1:16)

Dimensions & Outputs

Slot width MXM Module Single-slot
TDP 45 W 65 W
Outputs No outputs 1x DVI1x DisplayPort
Length — 145 mm 5.7 inches
Suggested PSU — 250 W
Power connectors — None
Board number — C869

API Support & Features

DirectX 11.2 (11_0) 12 (11_1)
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan — 1.2
Shader model 5.0 5.1

Other Features

Graphics Card

Release date — May 5th, 2015
Generation — Pirate Islands
Production — End-of-life
Interface — PCIe 3.0 x8
Predecessor — Volcanic Islands
Successor — Arctic Islands

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