ATI FirePro V7900 SDI vs AMD Radeon R9 Nano
GPU · Specs Compare
Graphics Card
Release Date
May 2011
Aug 2015
Generation
FirePro
Pirate Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
500 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
HBM
Memory Bus
256bit
4096bit
Bandwidth
160.0GB/s
512.0GB/s
Render Config
Compute Units
20
64
Shading Units
1280
4096
TMUs
80
256
ROPs
32
64
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
64.00 GPixel/s
Texture Rate
58.00 GTexel/s
256.0 GTexel/s
FP32 (float)
1.856 TFLOPS
8.192 TFLOPS
FP64 (double)
464.0 GFLOPS
512.0 GFLOPS
FP16 (half)
—
8.192 TFLOPS
Graphics Processor
GPU Name
Cayman
Fiji
GPU Variant
Cayman PRO GL
Fiji XT CA(215-0862120)
Architecture
TeraScale 3
GCN 3.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.64 billion
8.9 billion
Die Size
389 mm²
596 mm²
Board Design
TDP
150W
175W
Suggested PSU
450 W
450 W
Outputs
4x SDI
1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors
1x 6-pin
1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
OpenCL
1.2
2.0
Vulkan
N/A
1.2
Shader Model
5.0
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.