AMD Radeon HD 6990M vs NVIDIA Tesla K80
GPU · Specs Compare
Graphics Card
Release Date
Jul 2011
Nov 2014
Generation
Vancouver
Tesla
Type
Mobile
Professional
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Memory Clock
900 MHz
1253 MHz
Base Clock
—
562 MHz
Boost Clock
—
824 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
115.2GB/s
240.6GB/s
Render Config
Compute Units
14
—
Shading Units
1120
2496
TMUs
56
208
ROPs
32
48
L1 Cache
8 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Theoretical Performance
Pixel Rate
22.88 GPixel/s
42.85 GPixel/s
Texture Rate
40.04 GTexel/s
171.4 GTexel/s
FP32 (float)
1.602 TFLOPS
4.113 TFLOPS
FP64 (double)
—
1371 GFLOPS
Graphics Processor
GPU Name
Blackcomb
GK210
GPU Variant
Blackcomb XTX(216-0811030)
GK210-885-A1
Architecture
TeraScale 2
Kepler 2.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
1.7 billion
7.1 billion
Die Size
212 mm²
561 mm²
Board Design
TDP
100W
300W
Outputs
No outputs
No outputs
Power Connectors
None
1x 8-pin
Suggested PSU
—
700 W
Graphics Features
DirectX
11.2 (11_0)
12 (11_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.1
Shader Model
5.0
5.1
CUDA
—
3.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.