AMD Radeon HD 6950 vs NVIDIA Quadro K6000 SDI
GPU · Specs Compare
Graphics Card
Release Date
Dec 2010
Jul 2013
Generation
Northern Islands
Quadro
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1502 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
288.4GB/s
Render Config
Compute Units
22
—
Shading Units
1408
2880
TMUs
88
240
ROPs
32
48
L1 Cache
8 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
54.12 GPixel/s
Texture Rate
70.40 GTexel/s
216.5 GTexel/s
FP32 (float)
2.253 TFLOPS
5.196 TFLOPS
FP64 (double)
563.2 GFLOPS
1.732 TFLOPS
Graphics Processor
GPU Name
Cayman
GK110
GPU Variant
Cayman PRO(215-0807019)
—
Architecture
TeraScale 3
Kepler
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.64 billion
7.08 billion
Die Size
389 mm²
561 mm²
Board Design
TDP
200W
239W
Suggested PSU
550 W
550 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
3x DVI2x DisplayPort 1.23x SDI
Power Connectors
2x 6-pin
—
Graphics Features
DirectX
11.2 (11_0)
12 (11_0)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.1
Shader Model
5.0
5.1
CUDA
—
3.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.