AMD Radeon HD 6870 X2 vs NVIDIA Quadro P6000
GPU Specs Compare
Graphics Card
Release Date
Jul 2011
Oct 2016
Generation
Northern Islands
Quadro Pascal
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1050 MHz
1127 MHz
Base Clock
-
1506 MHz
Boost Clock
-
1645 MHz
Memory
Memory Size
1024MB
24GB
Memory Type
GDDR5
GDDR5X
Memory Bus
256bit
384bit
Bandwidth
134.4GB/s
432.8GB/s
Render Config
Compute Units
14
-
Shading Units
1120
3840
TMUs
56
240
ROPs
32
96
L1 Cache
8 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
3 MB
SM Count
-
30
Theoretical Performance
Pixel Rate
28.80 GPixel/s
157.9 GPixel/s
Texture Rate
50.40 GTexel/s
394.8 GTexel/s
FP32 (float)
2.016 TFLOPS
12.63 TFLOPS
FP16 (half)
-
197.4 GFLOPS
FP64 (double)
-
394.8 GFLOPS
Graphics Processor
GPU Name
Barts
GP102
GPU Variant
Barts XT(215-0798000)
GP102-875-A1
Architecture
TeraScale 2
Pascal
Foundry
TSMC
TSMC
Process Size
40 nm
16 nm
Transistors
1.7 billion
11.8 billion
Die Size
255 mm²
471 mm²
Board Design
TDP
300W
250W
Suggested PSU
700 W
600 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x DVI4x DisplayPort 1.4a
Power Connectors
-
1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.7
CUDA
-
6.1