AMD Radeon HD 6870 vs AMD Radeon Pro WX 4130 Mobile

Table of Contents

Graphics Processor

GPU model Barts Baffin
GPU variant Barts XT (215-0798000) Baffin LE
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 255 mm² 123 mm²

Graphics Card

Release date Oct 21st, 2010
Generation Northern Islands
Production End-of-life
Launch price 239 USD
Interface PCIe 2.0 x16
Reviews 170 in our database
Predecessor Evergreen
Successor Southern Islands

Clocks

GPU clock 900 MHz
Memory clock 1050 MHz 4.2 Gbps effective 1500 MHz 6 Gbps effective
Base clock 1002 MHz
Boost clock 1053 MHz

Memory Configuration

Memory size 1024 MB 4 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 128 bit
Bandwidth 134.4 GB/s 96.00 GB/s

Render Configuration

Shading units 1120 640
TMUs 56 40
ROPs 32 16
Compute units 14 10
Cache L1 8 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 1024 KB

Performance

Pixel rate 28.80 GPixel/s 16.85 GPixel/s
Texture rate 50.40 GTexel/s 42.12 GTexel/s
FP32 (float) performance 2.016 TFLOPS 1,348 GFLOPS
FP16 (half) performance 1,348 GFLOPS (1:1)
FP64 (double) performance 84.24 GFLOPS (1:16)

Dimensions & Outputs

Slot width Dual-slot MXM Module
Length 247 mm 9.7 inches
Width 111 mm 4.4 inches
Height 36 mm 1.4 inches
TDP 151 W 50 W
Suggested PSU 450 W
Outputs 2x DVI1x HDMI2x mini-DisplayPort No outputs
Power connectors 2x 6-pin None
Board number C222

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

Mobile graphics

Release date Mar 1st, 2017
Generation Radeon Pro Mobile (WX x100)
Production Active
Interface PCIe 3.0 x8

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