AMD Radeon HD 6970M Mac Edition vs AMD Radeon Pro WX 4150 Mobile

Table of Contents

Graphics Processor

GPU model Blackcomb Baffin
GPU variant Blackcomb XT (216-0811000) Baffin PRO
Architecture TeraScale 2 GCN 4.0
Foundry TSMC GlobalFoundries
Manufacturing process 40 nm 14 nm
Number of transistors 1,700 million 3,000 million
Die size 212 mm² 123 mm²

Mobile graphics

Release date Aug 25th, 2011 Mar 1st, 2017
Generation Vancouver (HD 6900M) Radeon Pro Mobile (WX x100)
Production End-of-life Active
Interface MXM-B (3.0) PCIe 3.0 x8
Predecessor Manhattan
Successor London

Clocks

GPU clock 680 MHz
Memory clock 900 MHz 3.6 Gbps effective 1500 MHz 6 Gbps effective
Base clock 1002 MHz
Boost clock 1053 MHz

Memory Configuration

Memory size 2 GB 4 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 128 bit
Bandwidth 115.2 GB/s 96.00 GB/s

Render Configuration

Shading units 960 896
TMUs 48 56
ROPs 32 16
Compute units 12 14
Cache L1 8 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 1024 KB

Performance

Pixel rate 21.76 GPixel/s 16.85 GPixel/s
Texture rate 32.64 GTexel/s 58.97 GTexel/s
FP32 (float) performance 1,306 GFLOPS 1.887 TFLOPS
FP16 (half) performance 1.887 TFLOPS (1:1)
FP64 (double) performance 117.9 GFLOPS (1:16)

Dimensions & Outputs

Slot width MXM Module MXM Module
TDP 75 W 50 W
Outputs No outputs No outputs
Power connectors None None
Board number C296

API Support & Features

DirectX 11.2 (11_0) 12 (12_0)
OpenGL 4.4 4.6
OpenCL 1.2 2.1
Vulkan 1.2
Shader model 5.0 6.4

Other Features

Compare

Sysrqmts browser extension icon
Stop overpaying for PC games!
See cheapest prices in Steam store with our browser extension.