AMD Radeon R9 M385 vs AMD Radeon R9 380X
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Nov 2015
Generation
Gem System
Pirate Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
900 MHz
—
Boost Clock
1000 MHz
—
Memory Clock
1200 MHz
1425 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
76.80GB/s
182.4GB/s
Render Config
Compute Units
14
32
Shading Units
896
2048
TMUs
56
128
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
31.04 GPixel/s
Texture Rate
56.00 GTexel/s
124.2 GTexel/s
FP32 (float)
1.792 TFLOPS
3.973 TFLOPS
FP64 (double)
112.0 GFLOPS
248.3 GFLOPS
FP16 (half)
—
3.973 TFLOPS
Graphics Processor
GPU Name
Strato
Antigua
GPU Variant
Strato XT
Antigua XT(215-0877016)
Architecture
GCN 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
5 billion
Die Size
160 mm²
366 mm²
Board Design
TDP
Unknown
190W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
—
450 W
Power Connectors
—
2x 6-pin
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2.170
1.2
Shader Model
6.5
6.3
Benchmark
3DMark Time Spy
—
3,011
3DMark Time Spy Extreme
—
1,294
▲ Specs Compare
Data sourced from official specifications and benchmark tests.