AMD Radeon R9 M380 Mac Edition vs AMD Radeon HD 7850
GPU Specs Compare
Graphics Card
Release Date
May 2015
Mar 2012
Generation
Gem System
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
900 MHz
-
Boost Clock
1021 MHz
-
Memory Clock
1568 MHz
1200 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
100.4GB/s
153.6GB/s
Render Config
Compute Units
12
16
Shading Units
768
1024
TMUs
48
64
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Theoretical Performance
Pixel Rate
16.34 GPixel/s
27.52 GPixel/s
Texture Rate
49.01 GTexel/s
55.04 GTexel/s
FP32 (float)
1.568 TFLOPS
1.761 TFLOPS
FP64 (double)
98.02 GFLOPS
110.1 GFLOPS
Graphics Processor
GPU Name
Strato
Pitcairn
GPU Variant
Strato PRO
Pitcairn PRO(215-0828062)
Architecture
GCN 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
2.8 billion
Die Size
160 mm²
212 mm²
Board Design
TDP
Unknown
130W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
-
300 W
Power Connectors
-
1x 6-pin
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2.170
1.2
Shader Model
6.5
5.1
📊 Benchmark
3DMark Time Spy
-
1,334
3DMark Time Spy Extreme
-
325