ATI FirePro V7800 vs NVIDIA Tesla K20Xm
GPU Specs Compare
Graphics Card
Release Date
Apr 2010
Nov 2012
Generation
FirePro
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1000 MHz
1300 MHz
Memory
Memory Size
2GB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
128.0GB/s
249.6GB/s
Render Config
Compute Units
18
-
Shading Units
1440
2688
TMUs
72
224
ROPs
32
48
L1 Cache
8 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
40.99 GPixel/s
Texture Rate
50.40 GTexel/s
164.0 GTexel/s
FP32 (float)
2.016 TFLOPS
3.935 TFLOPS
FP64 (double)
403.2 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
Cypress
GK110
GPU Variant
Cypress PRO GL
-
Architecture
TeraScale 2
Kepler
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
7.08 billion
Die Size
334 mm²
561 mm²
Board Design
TDP
150W
235W
Suggested PSU
450 W
550 W
Outputs
1x DVI2x DisplayPort 1.1
No outputs
Power Connectors
1x 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