AMD Radeon R9 M385 vs AMD Radeon HD 7950 Monica BIOS 1
GPU Specs Compare
Graphics Card
Release Date
May 2015
Jan 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
1000 MHz
-
Memory Clock
1200 MHz
1250 MHz
Memory
Memory Size
4GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
76.80GB/s
240.0GB/s
Render Config
Compute Units
14
24
Shading Units
896
1536
TMUs
56
96
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
768 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
29.60 GPixel/s
Texture Rate
56.00 GTexel/s
88.80 GTexel/s
FP32 (float)
1.792 TFLOPS
2.842 TFLOPS
FP64 (double)
112.0 GFLOPS
710.4 GFLOPS
Graphics Processor
GPU Name
Strato
Tahiti
GPU Variant
Strato XT
Tahiti PRO(215-0821056)
Architecture
GCN 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
4.313 billion
Die Size
160 mm²
352 mm²
Board Design
TDP
Unknown
185W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
-
450 W
Power Connectors
-
1x 6-pin + 1x 8-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