AMD Radeon HD 7970 X2 vs AMD FirePro W8100
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Jun 2014
Generation
Southern Islands
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1250 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
512bit
Bandwidth
264.0GB/s
320.0GB/s
Render Config
Compute Units
32
40
Shading Units
2048
2560
TMUs
128
160
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
1024 KB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
52.74 GPixel/s
Texture Rate
118.4 GTexel/s
131.8 GTexel/s
FP32 (float)
3.789 TFLOPS
4.219 TFLOPS
FP64 (double)
947.2 GFLOPS
2.109 TFLOPS
Graphics Processor
GPU Name
New Zealand
Hawaii
Architecture
GCN 1.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
6.2 billion
Die Size
352 mm²
438 mm²
GPU Variant
-
Hawaii GL40
Board Design
TDP
500W
220W
Suggested PSU
900 W
550 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x DisplayPort 1.21x SDI
Power Connectors
3x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2
1.2
Shader Model
5.1
6.3