ATI FirePro V7800P vs NVIDIA Tesla K40s
GPU · Specs Compare
Graphics Card
Release Date
May 2011
Nov 2013
Generation
FirePro
Tesla Kepler
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1000 MHz
1502 MHz
Base Clock
—
706 MHz
Boost Clock
—
706 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
128.0GB/s
288.4GB/s
Render Config
Compute Units
18
—
Shading Units
1440
2880
TMUs
72
240
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
42.36 GPixel/s
Texture Rate
50.40 GTexel/s
169.4 GTexel/s
FP32 (float)
2.016 TFLOPS
4.067 TFLOPS
FP64 (double)
403.2 GFLOPS
1355.5 GFLOPS
Graphics Processor
GPU Name
Cypress
GK110B
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
138W
245W
Suggested PSU
300 W
550 W
Outputs
1x DisplayPort 1.1
No outputs
Power Connectors
1x 6-pin
—
Graphics Features
DirectX
11.2 (11_0)
12 (11_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.2.175
Shader Model
5.0
6.5 (5.1)
CUDA
—
3.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.