Product Compare

AMD Radeon RX 480 Mobile vs AMD Radeon HD 6970 X2

GPU GPU
Graphics Card
Release Date Aug 2016 Unknown
Generation Mobility Radeon Northern Islands
Type Mobile Desktop
Bus Interface MXM-B (3.0) PCIe 2.0 x16
Clock Speeds
Base Clock 1000 MHz
Boost Clock 1077 MHz
Memory Clock 2000 MHz 1375 MHz
Memory
Memory Size 8GB 2GB
Memory Type GDDR5 GDDR5
Memory Bus 256bit 256bit
Bandwidth 256.0GB/s 176.0GB/s
Render Config
Compute Units 36 24
Shading Units 2304 1536
TMUs 144 96
ROPs 32 32
L1 Cache 16 KB (per CU) 8 KB (per CU)
L2 Cache 2 MB 512 KB
Theoretical Performance
Pixel Rate 34.46 GPixel/s 28.16 GPixel/s
Texture Rate 155.1 GTexel/s 84.48 GTexel/s
FP16 (half) 4.963 TFLOPS
FP32 (float) 4.963 TFLOPS 2.703 TFLOPS
FP64 (double) 310.2 GFLOPS
Graphics Processor
GPU Name Ellesmere Antilles
GPU Variant Ellesmere XT Antilles XT(215-0807027)
Architecture GCN 4.0 TeraScale 3
Foundry GlobalFoundries TSMC
Process Size 14 nm 40 nm
Transistors 5.7 billion 2.64 billion
Die Size 232 mm² 389 mm²
Board Design
TDP 100W 375W
Outputs No outputs 2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors None 3x 8-pin
Suggested PSU 750 W
Graphics Features
DirectX 12 (12_0) 11.2 (11_0)
OpenGL 4.6 4.4
OpenCL 2.1 1.2
Vulkan 1.2 N/A
Shader Model 6.4 5.0