AMD Radeon HD 7970 X2 vs AMD FirePro D300
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Jan 2014
Generation
Southern Islands
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1270 MHz
Memory
Memory Size
3GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
264.0GB/s
162.6GB/s
Render Config
Compute Units
32
20
Shading Units
2048
1280
TMUs
128
80
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
512 KB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
27.20 GPixel/s
Texture Rate
118.4 GTexel/s
68.00 GTexel/s
FP32 (float)
3.789 TFLOPS
2.176 TFLOPS
FP64 (double)
947.2 GFLOPS
136.0 GFLOPS
Graphics Processor
GPU Name
New Zealand
Pitcairn
Architecture
GCN 1.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
2.8 billion
Die Size
352 mm²
212 mm²
GPU Variant
-
Pitcairn XT GL(215-0828073)
Board Design
TDP
500W
150W
Suggested PSU
900 W
450 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x DisplayPort 1.2
Power Connectors
3x 8-pin
-
Graphics Features
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.2
1.2
Shader Model
5.1
5.1