AMD Radeon Instinct MI6 vs AMD Radeon R9 380X
GPU · Specs Compare
Graphics Card
Release Date
Dec 2016
Nov 2015
Generation
Radeon Instinct
Pirate Islands
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1120 MHz
—
Boost Clock
1233 MHz
—
Memory Clock
1750 MHz
1425 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.0GB/s
182.4GB/s
Render Config
Compute Units
36
32
Shading Units
2304
2048
TMUs
144
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
39.46 GPixel/s
31.04 GPixel/s
Texture Rate
177.6 GTexel/s
124.2 GTexel/s
FP16 (half)
5.682 TFLOPS
3.973 TFLOPS
FP32 (float)
5.682 TFLOPS
3.973 TFLOPS
FP64 (double)
355.1 GFLOPS
248.3 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Antigua
GPU Variant
Ellesmere XT
Antigua XT(215-0877016)
Architecture
GCN 4.0
GCN 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
5 billion
Die Size
232 mm²
366 mm²
Board Design
TDP
150W
190W
Suggested PSU
450 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin
2x 6-pin
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2
1.2
Shader Model
6.4
6.3
Benchmark
3DMark Time Spy
—
3,011
3DMark Time Spy Extreme
—
1,294
▲ Specs Compare
Data sourced from official specifications and benchmark tests.