AMD Radeon HD 6870 1600SP Edition vs AMD Radeon Pro WX 4130 Mobile

Table of Contents

Graphics Processor

GPU model Cypress Baffin
GPU variant Cypress XT (215-0735033) Baffin LE
Architecture TeraScale 2 GCN 4.0
Foundry TSMC GlobalFoundries
Manufacturing process 40 nm 14 nm
Number of transistors 2,154 million 3,000 million
Die size 334 mm² 123 mm²

Graphics Card

Release date Jan 14th, 2013
Generation Northern Islands
Production End-of-life
Interface PCIe 2.0 x16
Reviews 170 in our database
Predecessor Evergreen
Successor Southern Islands

Clocks

GPU clock 850 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 1600 640
TMUs 80 40
ROPs 32 16
Compute units 20 10
Cache L1 8 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 1024 KB

Performance

Pixel rate 27.20 GPixel/s 16.85 GPixel/s
Texture rate 68.00 GTexel/s 42.12 GTexel/s
FP32 (float) performance 2.720 TFLOPS 1,348 GFLOPS
FP64 (double) performance 544.0 GFLOPS (1:5) 84.24 GFLOPS (1:16)
FP16 (half) performance 1,348 GFLOPS (1:1)

Dimensions & Outputs

Slot width Dual-slot MXM Module
Length 282 mm 11.1 inches
TDP 175 W 50 W
Suggested PSU 450 W
Outputs 2x DVI1x HDMI2x mini-DisplayPort No outputs
Power connectors 2x 6-pin None
Board number C008, E140

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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