AMD Radeon R9 285 vs NVIDIA GRID K520Q
GPU Specs Compare
Graphics Card
Release Date
Sep 2014
Jul 2014
Generation
Volcanic Islands
GRID
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1250 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
176.0GB/s
160.0GB/s
Render Config
Compute Units
28
-
Shading Units
1792
1536
TMUs
112
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
29.38 GPixel/s
23.84 GPixel/s
Texture Rate
102.8 GTexel/s
95.36 GTexel/s
FP16 (half)
3.290 TFLOPS
-
FP32 (float)
3.290 TFLOPS
2.289 TFLOPS
FP64 (double)
205.6 GFLOPS
95.36 GFLOPS
Graphics Processor
GPU Name
Tonga
GK104
GPU Variant
Tonga PRO(215-0851128)
-
Architecture
GCN 3.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5 billion
3.54 billion
Die Size
366 mm²
294 mm²
Board Design
TDP
190W
225W
Suggested PSU
450 W
550 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
-
Graphics Features
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2.170
1.1
Shader Model
6.5
5.1
CUDA
-
3.0