AMD Radeon R9 380 vs AMD Radeon R9 380X

Graphics Processor

GPU Name Antigua Antigua
GPU variant Antigua PRO (215-0877000) Antigua XT (215-0877016)
Architecture GCN 3.0 GCN 3.0
TSMC TSMC
Process size 28 nm 28 nm
Transistors 5,000 million 5,000 million
Die size 366 mm² 366 mm²

Graphics card

Release date Jun 18th, 2015 Nov 19th, 2015
Generation Pirate Islands Pirate Islands
Production End-of-life End-of-life
Launch price 199 USD 229 USD
Bus interface PCIe 3.0 x16 PCIe 3.0 x16
Reviews 39 in our database 36 in our database
Predecessor Volcanic Islands Volcanic Islands
Successor Arctic Islands Arctic Islands

Clock Speeds

GPU clock 970 MHz 970 MHz
Memory clock 1375 MHz 5.5 Gbps effective 1425 MHz 5.7 Gbps effective

Memory

Memory size 2 GB 4 GB
Memory type GDDR5 GDDR5
Memory bus 256 bit 256 bit
Bandwidth 176.0 GB/s 182.4 GB/s

Render Config

Shading units 1792 2048
TMUs 112 128
ROPs 32 32
Compute units 28 32
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 512 KB

Theoretical Performance

Pixel rate 31.04 GPixel/s 31.04 GPixel/s
Texture rate 108.6 GTexel/s 124.2 GTexel/s
FP16 (half) performance 3.476 TFLOPS (1:1) 3.973 TFLOPS (1:1)
FP32 (float) performance 3.476 TFLOPS 3.973 TFLOPS
FP64 (double) performance 217.3 GFLOPS (1:16) 248.3 GFLOPS (1:16)

Board Design

Slot width Dual-slot Dual-slot
Length 221 mm 8.7 inches 221 mm 8.7 inches
Width 111 mm 4.4 inches 111 mm 4.4 inches
TDP 190 W 190 W
Suggested PSU 450 W 450 W
Outputs 2x DVI1x HDMI1x DisplayPort 2x DVI1x HDMI1x DisplayPort
Power connectors 2x 6-pin 2x 6-pin
Board number C766 C766, C784

Graphics Features

DirectX 12 (12_0) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2 1.2
Shader model 6.3 6.3

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