NVIDIA GRID K2 vs AMD Radeon HD 6870 1600SP Edition
GPU Specs Compare
Graphics Card
Release Date
May 2013
Jan 2013
Generation
GRID
Northern Islands
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1250 MHz
1050 MHz
Memory
Memory Size
4GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
134.4GB/s
Render Config
Shading Units
1536
1600
TMUs
128
80
ROPs
32
32
L1 Cache
16 KB (per SMX)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
23.84 GPixel/s
27.20 GPixel/s
Texture Rate
95.36 GTexel/s
68.00 GTexel/s
FP32 (float)
2.289 TFLOPS
2.720 TFLOPS
FP64 (double)
95.36 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
GK104
Cypress
GPU Variant
GK104-895-A2
Cypress XT(215-0735033)
Architecture
Kepler
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
3.54 billion
2.154 billion
Die Size
294 mm²
334 mm²
Board Design
TDP
225W
175W
Suggested PSU
550 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.2.175
N/A
CUDA
3.0
-
Shader Model
6.5 (5.1)
5.0