AMD Radeon R9 M395 Mac Edition vs ATI FirePro V7900
GPU · Specs Compare
Graphics Card
Release Date
May 2015
May 2011
Generation
Crystal System
FirePro
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 2.0 x16
Clock Speeds
Memory Clock
1365 MHz
1250 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
174.7GB/s
160.0GB/s
Render Config
Compute Units
28
20
Shading Units
1792
1280
TMUs
112
80
ROPs
32
32
L1 Cache
—
8 KB (per CU)
L2 Cache
—
512 KB
Theoretical Performance
Pixel Rate
26.69 GPixel/s
23.20 GPixel/s
Texture Rate
93.41 GTexel/s
58.00 GTexel/s
FP32 (float)
2.989 TFLOPS
1.856 TFLOPS
FP64 (double)
373.6 GFLOPS
464.0 GFLOPS
Graphics Processor
GPU Name
Amethyst
Cayman
GPU Variant
Amethyst PRO(216-0872004)
Cayman PRO GL
Architecture
GCN 3.0
TeraScale 3
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
5 billion
2.64 billion
Die Size
366 mm²
389 mm²
Board Design
TDP
250W
150W
Outputs
No outputs
4x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.0
1.2
Vulkan
1.2
N/A
Shader Model
6.3
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.