AMD Radeon HD 6750M Mac Edition vs AMD Radeon R7 340 OEM

Table of Contents

Graphics Processor

GPU model Whistler Oland
GPU variant Whistler PRO (216-0810005)
Architecture TeraScale 2 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 716 million 950 million
Die size 104 mm² 77 mm²

Mobile graphics

Release date Apr 18th, 2011
Generation Vancouver (HD 6700M)
Production End-of-life
Interface MXM-A (3.0)
Predecessor Manhattan
Successor London

Clocks

GPU clock 598 MHz
Memory clock 794 MHz 3.2 Gbps effective 1000 MHz 4 Gbps effective
Base clock 730 MHz
Boost clock 780 MHz

Memory Configuration

Memory size 512 MB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 128 bit
Bandwidth 50.82 GB/s 64.00 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 256 KB

Performance

Pixel rate 4.784 GPixel/s 6.240 GPixel/s
Texture rate 14.35 GTexel/s 18.72 GTexel/s
FP32 (float) performance 574.1 GFLOPS 599.0 GFLOPS
FP64 (double) performance 37.44 GFLOPS (1:16)

Dimensions & Outputs

Slot width MXM Module Single-slot
TDP 35 W 50 W
Outputs No outputs 1x DVI1x HDMI1x VGA
Suggested PSU 250 W
Power connectors None

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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